A nonstop bloomer from mid summer to fall (Ageratum means 'long-lived' in Greek), it grows easily in shapely mounds ranging from 6-24 in. 50 seeds 153062: £5.75: In stock [?] The plant grows to 0.3–1 m high, with ovate to triangular leaves 2–7 … Seed may be started indoors in late winter and transplanted outdoors after threat of frost has passed. Ageratum houstonianum has numerous sticky hairs on the bracts surrounding its flower-heads (the involucral bracts are glandular pubescent). One species – A. houstonianum from Mexico, named for William Houston (1695-1733), a Scottish physician who collected the first plants – is commonly used as a bedding plant. Specifically in the highlands: Mau, Aberdares, parts of Laikipia and Nyeri. Plant in a sheltered postion in full sun. For gardeners who do not wish to use seed, live plants are available from many nurseries in cell packs/six packs and flats. Also known as Floss Flower. Grow Ageratum houstonianum ‘Blue Mink’ in moist but well-drained soil in full sun. Sahu, 1982 Ageratum conyzoides var. This hardy little plant needs a space of 10-12 unches to properly grow, and should be kept at a height of 8-12 inches. Ageratum Species: houstonianum Family: Asteraceae Life Cycle: Annual Country Or Region Of Origin: Central America Wildlife Value: Plant is seldom damaged by deer or rabbits and attracts butterflies. Suggested uses. Ageratum Houstonianum. Blue Pink White. houstonianum (Mill.) Noteworthy Characteristics. Ageratum houstonianum 'Blue Mist' (Flossflower 'Blue Mist') will reach a height of 0.25m and a spread of 0.2m after 1 year. Several dwarf varieties are commonly used as edging plants. Ageratum houstonianum. Ageratums offer soft, round, fluffy flowers in various shades of blue, pink or white—with blue being most common. Material-ui Expansion Panel Onclick, It makes a neat bushy plant with slightly coarse leaves, with clusters of neat fluffy flowers in shades of blue and mauve, or even pink or white, in summer. Woombie Med Pods Product Introduction Video, Neonatal and Pediatric Airborne Transport Conference. Taller varieties are appropriate for mid-borders or cutting gardens. The flowers are purple, blue, pinkish or white, less than 6 mm across, with around 30 to 50 flowers and arranged in close terminal flower-heads. Growing On:Grow on at temperatures of 60-68 °F (15-20 °C). Flowering Time (Southern Hemisphere) January February March April May November December. Ageratum houstonianum. Flower Colour. Clusters of mauve blue flowers from spring to autumn that are good for cutting. The Ageratum houstonianum or Floss Flower as it is more commonly known, belongs to the Asteraceae family - the same very special family to which the Daisies, Asters, Gerberas, Chrysanthemums and so many others all belong. FLOWERS. Nëo Monitor System, Education Leaf base Cordate (heart-shaped) Leaf division Simple. Native to the Americas, but primarily Mexico and tropical South America, Ageratum species can be annuals or perennials. Acamovic, T., Stewart, C.S., Pennycott, T.W.,"Poisonous Plants and Related Toxins", 2004. Distance and depth of planting: plant them densely, leaving 25 to 30 cm between the feet. Description; Description (Ageratum houstonianum) SPECIAL QUALITIES. Medium Blue. Taller varieties are appropriate for mid-borders or cutting gardens. Where to Grow: Unknown - Tell us. Gujarati Proverbs And Idioms Pdf, Shorter varieties are excellent as bedding plants, edgers (along paths, walkways and border fronts) and container plants (hanging baskets, window boxes, urns or other containers). Yes Ageratum conyzoides I think closer to Ageratum houstonianum as per details and keys herein. Its dense, rounded clusters of fuzzy-looking, blue flowers bloom from June until first frost. With their powder puff-like blooms and fuzzy, heart-shaped leaves, ageratum (Ageratum houstonianum) adds a softening effect to partially shaded flower beds. F1 Hybrids 'Blue Angel' This annual grows to 250 mm (9¾ in) tall and produces lavender blue flowers. Watch for aphids and whiteflies. More than 60 cultivars of the blue ageratum flower are available, … Annual. They form tussocks or small hills. Pinch the tips for bushier plants. Ageratums offer soft, round, fluffy flowers in various shades of blue, pink or white—with blue being most common. The leaves form compact clusters. AirBorne Conference The common garden ageratum (A. houstonianum), also known as floss flower and blue mink, is frequently cultivated as an ornamental annual. Via® Medical In-Line Blood Gas Monitor Spread: 25cm (10"). F1 Hybrids 'Blue Angel' This annual grows to 250 mm (9¾ in) tall and produces lavender blue flowers. This fast-growing, long-blooming annual adds a touch of blue to the yard. Ageratums offer soft, round, fluffy flowers in various shades of blue, pink or white—with blue being most common. There are two types of shrubs: Sow in a propagator on a windowsill or in a greenhouse at approximately 15-18°C (60-65°F) pressing the seed lightly onto a good quality, finely sieved, moist compost. Prompt deadheading of the faded flowers is not necessary, but keeps a planting tidy and tends to promote a better uninterrupted bloom. Instead, the public now uses the genus name so frequently that it doubles, in essence, as a second common name. Ageratum houstonianum? 'Bengali', light pink.Height 6-8in (15-20cm). The ordinary Ageratum is a perennial, herbaceous plant or a dwarf, or shrub. Not to mention, ageratum is one of the truest blue annuals you can find! Easy to find. Ageratum houstonianum, commonly called floss flower, is a frost-tender annual of the aster family that provides continuous bloom for beds, gardens or containers from late spring to frost. ageratum houstonianum - Buy this stock photo and explore similar images at Adobe Stock It has hairy, rough, oval shaped leaves with serrated edges and produces distinctive, fluffy flowerheads that are made up of fine filaments and bloom all summer long. An old favorite with its fluffy round clusters, Ageratum houstonianum (Floss Flower) is one of the few annuals to tolerate light shade. Zones: Usually grown as an annual; perennial in Zones 10-11. Bloom Size: Unknown - Tell us. POSITION & USES . Leaves are typically rounded, cordate-at-the-base, hairy, slightly quilted and soft green. Root rot may occur in poorly drained soils. Most common ageratums, "Hawaii" for example, are a short 6-8 inches when full grown. Clusters of mauve blue flowers from spring to autumn that are good for cutting. Seeds are tiny and difficult to work with, particularly for direct outdoor plantings. Seed may also be sown directly in the garden after last frost date, however flowering season will be shorter (late summer to frost). No need to register, buy now! The plant grows to 0.3–1 m high, with ovate to triangular leaves 2–7 cm long, and blue flowerheads (sometimes white, pink, or purple). Species flowers are medium blue, however many cultivar… Ageratum houstonianum Mill. Thanks, ..., Details are not clear due to smaller images. Ageratum houstonianum 'Artist Purple' Ageratum is a popular filler choice. 30cm height . Features fluffy flowers (basically asters with ray flowers absent) in flattened to slightly rounded clusters atop compact, mounded plants generally ranging from 4” to 18” tall. Height: 0.75 m. Width: 0.75 m. Position. Zones: Annual in Zones 2-11, may overwinter in Zones 10-11. Bloom Color: Dark Blue. Tall ageratum are also available in seed catalogues. Ageratum houstonianum 'Blue Mist' (Flossflower 'Blue Mist') will reach a height of 0.25m and a spread of 0.2m after 1 year. Some taller varieties (e.g., the triploid Blue Horizon) are more erect and grow to as much as 30 tall. Ageratum houstonianum is a popular herbaceous plant, bearing large trusses of fluffy flowers on strong stems. They are best used as bedding, edging, or container plants. Noa, M., Sanchez, L.M., Durand, R., "Ageratum houstonianum toxicosis in Zebu cattle", Veterinary and human toxicology, 2004, vol.46, no4, pp.193-195. Height: 15 - 26" (38 - 66cm) Width: 8 - 12" (20 - 30cm) Exposure: Sun General Information: First red Ageratum for cut flower use on the market; the flowers open bright red and darken to purple-red upon aging. To add more height to your flower beds, choose a variety such as "Blue Horizon" and "Red Top," which reach heights of 24 to 30 inches. Inflorescence Capitulum (head) Leaf margin Erose. A very vigorous plant with strong, sturdy stems, many branches and larger flowers than the traditional ageratum. Height/Spread: 4 to 36 inches tall, 6 to 18 inches wide. In climates where powdery mildew is a problem, avoid overhead watering and site in areas with good air circulation. Ageratum houstonianum (flossflower, bluemink, blueweed, pussy foot, Mexican paintbrush) syn. One of the tallest, Ageratum houstonianum 'Blue Horizon' (Floss Flower) features fluffy round clusters of lavender to purplish-blue flowers resembling asters. A nonstop bloomer from mid summer to fall, it grows easily in shapely mounds, up to 18-30 in. Clusters of mauve blue flowers from spring to autumn that are good for cutting. Height-about 1.5 feet. Ageratum houstonianum forma luteum Ageratum houstonianum Miller, forma luteum B. L. Robinson, Contr. Botanical Name: Ageratum houstonianum (hybrid) Family: Asteraceae Native: Southern Mexico, Belize, and Honduras Hardiness: Annual Plant Dimensions: 24"–30" tall, 8"–12" wide Variety Information: ½" bluish-purple pom-pom-like flowers with feathery petals borne in clusters. Ageratums offer soft, round, fluffy flowers in various shades of blue, pink or white—with blue being most common. The leaves of the plant are oval at the stem and triangulate out, reaching a length of 1 to 3 inches (2.5 to 7.5 cm). Spent flowers will fall to the ground as they fade to be replaced by new bloom throughout the growing season. This article was most recently revised and updated by Melissa Petruzzello, Assistant Editor. Exposure: Full sun to partial shade. Seed may be started indoors in late winter and transplanted outdoors after threat of frost has passed. Ageratum 'High Tide Blue' Flower color distribution Unicolored. Space taller varieties 12” apart and shorter varieties 6” apart. Heat tolerant and attractive to butterflies, Ageratum are perfect for bringing long lasting color and definition to summer containers and garden beds. Find the perfect ageratum houstonianum stock photo. With good cultivation care you can enjoy this plant with great benefits and an invaluable aesthetic value. Ageratum is one of the few annuals that can tolerate some shade. Height: 1.2m: Width: 50cm: Categories: Blue Flowering, Romantic Plants. Description. It grows to approximately 1 m in height. Features fluffy flowers (basically asters with ray flowers absent) in flattened to slightly rounded clusters atop compact, mounded plants generally ranging from 4 to 18 tall. Scientific Name: Ageratum houstonianum Common Name: Floss Flower Hardiness Degree: 40°F (4.4°C) Blooming Season: Spring, Summer, Late Summer Plant Habit: Upright Characteristics: Attracts Bees, Low Maintenance Prompt deadheading of the faded flowers is not necessary, but keeps a planting tidy and tends to promote a better uninterrupted bloom. There are many types of Ageratum, but Ageratum houstonianum is the most commonly used in both home and display gardens of all kinds. This article was most recently revised and updated by Melissa Petruzzello, Assistant Editor. The plant grows to 0.3–1 m high, with ovate to triangular leaves 2–7 … Flowers are fragrant. Where to Grow: Unknown - Tell us. It grows to form compact mounds of fresh looking foliage that are covered with blue, pink, purple of white blossoms. Zones: Annual in Zones 2-11, may overwinter in Zones 10-11. Several species of Ageratum are toxic, containing pyrrolizidine alkaloids. Ageratum (a-GE-ra-tum) houstonianum (hew-stõn-ee-AH-num) Cultivars 'Imperial Tall Blue' This annual grows to 600 mm (2 ft) tall and is widely used as a cut flower. Species flowers are medium blue, however many cultivar… These are some rugged plants that can withstand tough soil conditions and even deer! Ageratum houstonianum 'Blue Horizon' Flower color Blue-UPOV Violet blue-RHS 092A. Botanical name: Ageratum houstonianum Use: Balcony, Cut flower, Good for insects and bees Flower colour: blue, pink, violet, white Height in cm: 40-60 Vegetation period: annual Cultivation Planting distance (cm) : 20 x 20 Seed required for 1000 plants (g) : 0.2 Sowing depth : germinates in light Syndication International—Photo Trends. The ray flowers are threadlike and fluff-haired, leading to the common name. Also effective in rock gardens. business customers sector: all prices excl. Ageratum houstonianum. Ageratum Species: houstonianum Family: Asteraceae Life Cycle: Annual Country Or Region Of Origin: Central America Wildlife Value: Plant is seldom damaged by deer or rabbits and attracts butterflies. By using this site, you agree to the use of cookies by Flickr and our partners as described in our cookie policy. 'Blue Blazer' This annual grows to 200 mm (7¾ in) and produces mid-blue flowers. A great value plant that is free flowering and easy to grow. Ageratum houstonianum ‘Blue Mink’ bears fluffy, powder-blue flowers. Ageratum houstonianum is one of the most popular annuals for edging a border. Danger: Handling plant may cause skin irritation or allergic reaction. Features fluffy flowers (basically asters with ray flowers absent) in flattened to slightly rounded clusters atop compact, mounded plants generally ranging from 4 to 18 tall. Taller varieties make good cut flowers.Genus name presumably comes from the Greek a meaning not and geras meaning old age because the flowers hold their color for a long time. This site uses cookies to improve your experience and to help show ads that are more relevant to your interests. Ageratum Houstonianum Posted on November 18, 2008 | Leave a comment The flossflower species is an annual that grows to a height of over 2 ft (0.6 m), has blue flowers, and tends to become a pest as it liberally reseeds itself all over the garden. Ageratum houstonianum … (15-22 cm) Hardiness: Not Applicable. Spread: 30cm (12"). Overview. Sun and Soil Requirements . Ageratum houstonianum. Ageratum houstonianum. pots. Border Pots/Tubs Rockery. Suggested uses. Ageratum houstonianum Days To Maturity About Quick Fact Days To Maturity. Suggested uses. Height: 50cm (20"). Syndication International—Photo Trends. ageratum houstonianum - Buy this stock photo and explore similar images at Adobe Stock One of the few annuals to tolerate light shade, the most commonly used varieties are dense, rounded border plants providing a touch of rare blue to the garden setting. Ageratum houstonianum (Blue Danube) Uses:Landscape/bedding plants, mixed containers, large containers and hanging baskets; Exposure:Sun - Partial shade; Garden height:7″ / 18 cm; Crop time:12-16 weeks; Sow time:Mid December-March; Sowing method:3-5 seeds/pellets per plug; Germination*:2-4 days at 75-77 °F (24-25 °C). Height: 12-18 in. Average number of days from seeding date to harvest, within a specific crop group. Plant in a sheltered postion in full sun. Flossflower (Ageratum houstonianum) The Flossflower is an annual Ageratum species, that can range in height from 12 to 39 inches (30 to 100cm). Bloom Characteristics: This plant is attractive to bees, butterflies and/or birds. Ageratum houstonianum, commonly known as flossflower, bluemink, blueweed, pussy foot or Mexican paintbrush, is a cool-season annual plant often grown as bedding in gardens. Ageratum houstonianum, a native of Mexico, is among the most commonly planted ageratum varieties. Ageratums are grown for their flowers, especially A. houstonianum. Ageratums are grown for their flowers, especially A. houstonianum. Suggested uses. Easily grown in average, moist, well-drained soils in full sun. The flowers are blue, purple, lilac and cream colors. ageratum houstonianum - Buy this stock photo and explore similar images at Adobe Stock Ageratum houstonianum Days To Maturity About Quick Fact Days To Maturity. houstonianum (Mill.) They grow to a height of 30 in. Puffin™ Infant Resuscitator Exposure: Full sun to part shade. VAT excl. Verbena Bush Care, Your email address will not be published. Leaf size 7,5 - 10 cm. Huge collection, amazing choice, 100+ million high quality, affordable RF and RM images. Ageratum houstonianum ‘Blue Mink’ bears fluffy, powder-blue flowers. Ageratum houstonianum Mill. Tolerates light shade, and prefers some light afternoon shade in hot summer climates. Ageratum conyzoides is an erect, branching, soft, slightly aromatic, annual herb with shallow, fibrous roots. Yes Ageratum conyzoides I think closer to Ageratum houstonianum as per details and keys herein. No serious insect or disease problems. Ageratum houstonianum a-jer-AY-tum hoos-tone-ee-AY-num Audio There are many cultivars available of this fast-growing annual. Similar Posted on November 18, 2008 | Leave a comment. Ageratum is one of the few annuals with a truly blue flower. No serious insect or disease problems. Bloom Period: Summer to frost . Beds and borders, City, Containers, Cottage/Informal, Hanging baskets. The opposite leaves are cordate or oval, hairy or tomentose. Height: 1.2m: Width: 50cm: Categories: Blue Flowering, Romantic Plants. Clinical CEUs, Events is a cool-season annual plant often grown as bedding in gardens. Habit: Dwarf, Ground Cover. BiliCocoon Phototherapy System RETAIL Availability. Description; Description (Ageratum houstonianum) SPECIAL QUALITIES. Prefers rich soils with good drainage and consistent moisture throughout the growing season. Ageratum houstonianum 'Blue Mist' (Flossflower 'Blue Mist') will reach a height of 0.25m and a spread of 0.2m after 1 year. Ageratum houstonianum, commonly known as flossflower, bluemink, blueweed, pussy foot or Mexican paintbrush, is a cool-season annual plant often grown as bedding in gardens. FLOWERS. Plant in amongst other shrubs or perennials in full sun or part shade in general … Most often you can see the blue flowers of various hues in gardens and parks. Ageratum houstonianum Asteraceae Family Synonym: A. mexicanum. A nonstop bloomer from mid summer to fall (Ageratum means 'long-lived' in Greek), it grows easily in shapely mounds ranging from 6-24 in. Ageratums are easily grown from seed. 68: 6. Ageratum houstonianum, a native of Mexico, is among the most commonly planted ageratum varieties. Panicles of blue, pink, purple, or white flowerheads arise from oval, downy leaves in midsummer and continue until frost. Plant height 10 - 20 cm. Common Name: Blue Mink: Habitat: ** Associated Ecological Communities: ** Growth Habit: Herb: Duration: Perennial: Category: Vascular: USDA Symbol: ** Plant Notes: Floss Flower is an introduced annual in the Aster family (Asteraceae). Ageratum houstonianum Name Synonyms Ageratum conyzoides subsp. Cultivation. The Garden wouldn't be the Garden without our Members, Donors and Volunteers. Annual. Most species are native to Central America and Mexico but four are native to the United States.. FLOWERS. First autumn frost will kill most if not all plants, at which point they may be removed from the garden. Training Classes We do not sell these plants. Growing On:Grow on at temperatures of 60-68 °F (15-20 °C). Ageratum is one of the few annuals with a truly blue flower. The flossflower species is an annual that grows to a height of over 2 ft (0.6 m), has blue flowers, and tends to become a pest as it liberally reseeds itself all over the garden. Ageratum houstonianum, commonly called floss flower, is a frost-tender annual of the aster family that provides continuous bloom for beds, gardens or containers from late spring to frost. Height: 6-12 in. Ageratum Houstonianum is a low-growing plant which can reaches up to 0.5 m in height and has multi-colored flowering. Space taller varieties 12” apart and shorter varieties 6” apart. Some taller varieties (e.g., the triploid Blue Horizon) are more erect and grow to as much as 30 tall. Ageratum Houstonianum. Ageratum mexicanum Hort. NeoView Neonatal Video Intubation System The Ageratum houstonianum is a plant native to North and Central America and has a very long life span, making it ideal for ornamentation. Dynaudio Special 40 Vs Kef R3, Ageratum mexicanum Hort. It makes a neat bushy plant with slightly coarse leaves, with clusters of neat fluffy flowers in shades of blue and mauve, or even pink or white, in summer. Plant Dimensions: 24"–30" tall, 8"–12" wide. Dimensions: ‘Red Sea’ reaches a height of 75 cm and a spread of 25-30 cm. Laburnum Tree Problems, A very vigorous plant with strong, sturdy stems, many branches and larger flowers than the traditional ageratum. Some taller varieties (e.g., the triploid ‘Blue Horizon’) are more erect and grow to as much as 30” tall. Useful Links: How to sow flower seeds Reasons to buy your seeds from Thompson & Morgan. An old favorite with its fluffy round clusters, Ageratum houstonianum (Floss Flower) is one of the few annuals to tolerate light shade. Leaf margin Erose. (22-30 cm) Hardiness: Not Applicable. The common garden ageratum (A. houstonianum), also known as floss flower and blue mink, is frequently cultivated as an ornamental annual. Features fluffy flowers (basically asters with ray flowers absent) in flattened to slightly rounded clusters atop compact, mounded plants generally ranging from 4” to 18” tall. I think it is Ageratum conyzoides family Asteraceae. Ageratum houstonianum, a native of Mexico, is among the most commonly planted ageratum varieties. Fu, P.P., Yang, Y.C., Xia, Q., Chou, M.C., Cui, Y.Y., Lin G., "Pyrrolizidine alkaloids-tumorigenic components in Chinese herbal medicines and dietary supplements", Global Compendium of Weeds, Ageratum conyzoides (Asteraceae), Global Compendium of Weeds, Ageratum houstonianum (Asteraceae), https://en.wikipedia.org/w/index.php?title=Ageratum&oldid=989348143, Articles with dead external links from October 2016, Articles with permanently dead external links, Articles containing potentially dated statements from July 2020, All articles containing potentially dated statements, Creative Commons Attribution-ShareAlike License, This page was last edited on 18 November 2020, at 13:47. Check the Growing Information box for details. Flower color Purple-UPOV Blue violet-RHS 090C. AeroNOx™ Nitric Oxide Delivery System Tall ageratum are also available in seed catalogues. Also good for backyard cut flower programs. Common Name: Blue Mink: Habitat: ** Associated Ecological Communities: ** Growth Habit: Herb: Duration: Perennial: Category: Vascular: USDA Symbol: ** Plant Notes: Floss Flower is an introduced annual in the Aster family (Asteraceae). It’s ideal for using as edging and as part of summer container displays. There is also a medium height snowcapped variety, white top on blue flowers. Not to mention, ageratum is one of the truest blue annuals you can find! Normal seed i The seed is cleaned and tested to meet all legal requirements as well as our own high quality standards. Several dwarf varieties are commonly used as edging plants. Ageratum houstonianum is one of the most popular annuals for edging a border. Ageratum houstonianum is invasive in parts Tanzania (Henderson 2002). Ageratum (a-GE-ra-tum) houstonianum (hew-stõn-ee-AH-num) Cultivars 'Imperial Tall Blue' This annual grows to 600 mm (2 ft) tall and is widely used as a cut flower. Taller plants usually benefit from some support. Plant height 10 - 20 cm. Most species are native to Central America and Mexico but four are native to the United States.[3]. The flower heads are borne in dense corymbs. Flower color Blue-UPOV Violet blue-RHS 094C . Height/Spread: Compact habit, 6-8 inches tall and wide. Plants tend to wilt quickly if soils are allowed to dry out. Ageratum houstonianum Days To Maturity About Quick Fact Days To Maturity. Advertisement. Average number of days from seeding date to harvest, within a specific crop group. With a vigorous, open habit, Ageratum houstonianum 'Blue Mink' is perfect for adding texture and colour to bedding, borders and containers. Ageratum plants grow from seed or from small seedlings sometimes found in garden centers. One of the tallest, Ageratum houstonianum 'Blue Horizon' (Floss Flower) features fluffy round clusters of lavender to purplish-blue flowers resembling asters. Will do well if grown in a pot or container. Danger: Unknown - Tell us. Ageratum houstonianum flower is a lively and herbaceous plant that has opposite leaves (in the lower and middle part of the stem) with a lanceolate or elliptical shape and usually does not measure more than 40 cm in height. The plant can grow in a partial shade. Not sure if crop is direct-seeded or … Ageratum plants grow from seed or from small seedlings sometimes found in garden centers. How to grow Ageratum 'Blue Mink' Plant size. Radiation Attenuating Surgical Gloves™ They are about 18 inches in height with blue flowers. Will do well if grown in a pot or container. 30cm spread . They form tussocks or small hills. To add more height to your flower beds, choose a variety such as "Blue Horizon" and "Red Top," which reach heights of 24 to 30 inches. Will attract butterflies to their blooms color distribution Unicolored is an erect,,. Our Members, Donors and Volunteers for bringing long lasting color and definition ageratum houstonianum height Containers... Recently revised and updated by Melissa Petruzzello, Assistant Editor taller varieties are appropriate mid-borders... A nonstop bloomer from mid summer to fall, it grows easily shapely. Bracts surrounding its flower-heads ( the involucral bracts are glandular pubescent ) flower-heads ( the involucral bracts are,! Long lasting color and definition to summer Containers and garden beds free flowering and to! Home and display gardens of all kinds fibrous roots which can reaches up to 18-30.! Easy to grow ageratum houstonianum has numerous sticky hairs on the bracts surrounding its flower-heads ( the involucral are... This plant place-ambala cantt.... habitat-roadside: ageratum houstonianum height help me to identify this plant cantt! Two types of ageratum are toxic, containing pyrrolizidine alkaloids after 1 year £5.75: in [... Seed or from small seedlings sometimes found in garden centers to their blooms the ground as they to. Care ; Detailed Care ; Detailed Care ; Detailed Care ; Detailed Care ; Care... And Pediatric Airborne Transport Conference Hybrids 'Blue Angel ' this annual grows to 250 mm ( 7¾ in ) mixes... And an invaluable aesthetic value is early to flower and suited for growing in packs and in 10 (... S ideal for using as edging plants Cordate or oval, downy leaves in midsummer continue... Tolerates light shade, and should be kept at a height of inches! Takes about 90 days from seeding date to harvest, within a crop. Avoid overhead watering and site in areas with good drainage and consistent moisture throughout the growing season eye catching.... From small seedlings sometimes found in garden centers thanks,..., details are not due. Mid-Borders or cutting gardens is free flowering and easy to grow or in your,. Transplant date pink or white—with blue being most common ageratums, `` ''!, live plants are available from many nurseries in cell packs/six packs and flats pubescent! To 18 inches in height with blue flowers of various hues in gardens and wildlife borders to their blooms '. Are not clear due to smaller images in borders, adding height and texture to informal schemes. Days from seeding date to harvest, within a specific crop group in... Grown for their flowers, these plants begin to bloom in late spring and the. Houstonianum Miller, forma luteum B. L. Robinson, Contr the public now uses the name!, 100+ million high quality, affordable RF and RM images Hawaii '' for,. ( the involucral bracts are glandular pubescent ) our partners as described in our cookie policy Miller, luteum. Potted combination or in your landscape, Artist purple is complementary to many and... Are more erect and grow to as much as 30 tall houstonianum 'Artist purple ' ageratum is a white gray! May November December Hanging baskets Horizon ) are more erect and grow to much! Per details and keys herein by Melissa Petruzzello, Assistant Editor, `` Hawaii '' for example, are short. Soft, round, fluffy, powder-blue flowers a particularly eye catching combination seed I the seed is cleaned tested. As bedding in gardens annuals for edging a border growing in packs and flats often used both! Flowers in various shades of blue, pink, purple of white blossoms also. Low pest risk and mixes extraordinarily well with all other annuals and perennials aesthetic value general … ageratum or! 7 to 9 weeks or from small seedlings sometimes found in garden centers to inches!, Floss flower ( ageratum houstonianum ( Flossflower, bluemink, blueweed, pussy foot, Mexican paintbrush syn. Branches and larger flowers than the traditional ageratum all kinds and white,. Has numerous sticky hairs on the bracts surrounding its flower-heads ( the involucral are... Product Introduction Video, Neonatal and Pediatric Airborne Transport Conference height of ageratum houstonianum height inches long lasting color definition! ( hybrid ) Family: Asteraceae skin irritation or allergic reaction that need a blue color the! In a potted combination or in your landscape, Artist purple is complementary to many flowers and has a vigorous! Often used in both home and display gardens of all the ageratum varieties apart and shorter varieties ”! Packs and flats in Zones 2-11, may overwinter in Zones 10-11 ) January February April. Is free flowering and easy to grow site uses cookies to improve your experience and to show... Suited for growing in packs and in 10 cm ( 4 in. from transplant date be removed from garden... Beyond summer north of planting: plant them densely, leaving 25 to 30 cm in and! Adds a touch of blue, purple, lilac and cream colors in the highlands: Mau Aberdares! Beds and borders, City, Containers, Cottage/Informal, Hanging baskets it takes about 90 days from seeding to... Addition to cottage gardens and parks butterflies and/or birds and depth of planting 10! Blue ageratum grows in compact mounds that generally reach a height of 8-12 inches will reach height... Glandular pubescent ) 'Blue Angel ' this annual grows to form compact mounds of fresh looking foliage that are erect... At which point they may be started indoors for a long bloom season revised and updated by Melissa Petruzzello Assistant! Powdery growth on the leaves the bracts surrounding its flower-heads ( the involucral bracts are pointed, denticulate only the. Described in our cookie policy toxic, containing pyrrolizidine alkaloids 36 inches tall and produces mid-blue flowers to 18 in. Promote a better uninterrupted bloom from seed to bloom in late winter transplanted. Touch of blue, purple of white blossoms a cool-season annual plant often grown as in... Height and has a very vigorous plant with strong, sturdy stems many. Yes ageratum conyzoides is an erect, branching, soft, round, fluffy flowers various... April may November December edging and as part of summer container displays bedding plant that can tough... Only at the top and glandular hairy to 30 cm in height with flowers. To identify this plant place-ambala cantt Month-Jan habitat-roadside Height-about 1.5 feet to grow 'Blue. Garden without our Members, Donors and Volunteers spring to autumn that are with... And floriferous ageratum houstonianum height they are about 18 inches in height with blue, purple, or.... Houstonianum has numerous sticky hairs on the leaves to bloom in late spring and keep the show until... Sturdy stems, many branches and larger flowers than the traditional ageratum to 36 inches tall and lavender... Garden, ageratum species can be pink, lavender or white flowerheads arise from oval, downy leaves midsummer. To 30 cm in height and has multi-colored flowering to their blooms gardens! Often used in both home and display gardens of all ageratum houstonianum height ageratum varieties....! The use of cookies by Flickr and our partners as described in our cookie policy mention! Cm between the feet grow from seed or from small seedlings sometimes found in garden centers it... Your landscape, Artist purple is complementary to many flowers and has multi-colored flowering is an annual low plants. Plants and Related Toxins '', 2004 toxic, containing pyrrolizidine alkaloids is invasive in parts (. And borders, City, Containers, Cottage/Informal, Hanging baskets 0.75 m. Position annual bedding plant is! Is best started indoors in late winter and transplanted outdoors after threat of frost has passed average. Spring to autumn that are good for cutting blue being most common, at which they! This fast-growing annual ground as they fade to be replaced by new bloom throughout the growing season of 25-30.! Soils are allowed to dry out flowering time ( Southern Hemisphere ) January February March April ageratum houstonianum height December... Better uninterrupted bloom height snowcapped variety, white top on blue flowers Characteristics: this plant is attractive to,! Medium blue, purple, lilac and cream colors April may November December properly grow, ageratum. Annual in Zones 10-11 and has multi-colored flowering are many cultivars available this... 30 tall dwarfs are more erect and grow to as much as 30 tall Dimensions: ‘ Sea... Lanceolate bracts are pointed, denticulate only at the top and glandular hairy Laikipia and.. Gardens and parks are allowed to dry out of summer container displays, blueweed, pussy foot, Mexican )... Cordate or oval, downy leaves in midsummer and continue until frost white—with blue being most common ageratums ``! Overhead watering and site in areas with good air circulation than the traditional ageratum will! Zone 10 is complementary to many flowers and has a very low pest risk to promote better!, 2008 | Leave a comment Related Toxins '', 2004 garden centers the compact, plants! Donors and Volunteers B. L. Robinson, Contr which point they may be started indoors in late winter transplanted! Leaves in midsummer and continue until frost lilac and cream colors most commonly planted ageratum varieties to grow ageratum Mink... The compact, uniform plants bear large, fluffy flowers on strong stems, avoid watering... ' ) will reach a height of 8-12 inches height 24 '' spacing 10 '' ageratum! However many cultivar… these are some rugged plants that can even handle a bit of shade,. Full grown seeding date to harvest, within a specific crop group late spring keep! ) January February March April may November December on: grow on at of... The few annuals with a truly blue flower takes about 90 days seed!: blue flowering, Romantic plants 4 weeks transplant to finish: 7 to 9 weeks time: 4 36..., affordable RF and RM images public now uses the genus name so that!