ageratum houstonianum height

Ageratums are easily grown from seed. Tolerates light shade, and prefers some light afternoon shade in hot summer climates. Can be grown in containers. 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. Most often you can see the blue flowers of various hues in gardens and parks. Ageratum houstonianum forma niveum Do not exclude light or allow to dry out. Will do well if grown in a pot or container. Zones: Usually grown as an annual; perennial in Zones 10-11. Ageratum houstonianum has numerous sticky hairs on the bracts surrounding its flower-heads (the involucral bracts are glandular pubescent). How to grow Ageratum 'Blue Mink' Plant size. Seed may also be sown directly in the garden after last frost date, however flowering season will be shorter (late summer to frost). Floss Flower is sometimes cultivated and is often a weed in nursery stock. Description: Ariella Blue is a quick growing, compact mounding plant that grows to a height and width of 30cm x 30cm. Ageratum houstonianum ‘Blue Mink’ bears fluffy, powder-blue flowers. Ageratum Houstonianum is a low-growing plant which can reaches up to 0.5 m in height and has multi-colored flowering. Prefers rich soils with good drainage and consistent moisture throughout the growing season. Ageratum houstonianum. Ageratum houstonianum Days To Maturity About Quick Fact Days To Maturity. They are about 18 inches in height with blue flowers. Tall ageratum are also available in seed catalogues. 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.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. Ageratum houstonianum. Ageratum Houstonianum is a low-growing plant which can reaches up to 0.5 m in height and has multi-colored flowering. A classic annual for any garden, ageratum is a tough plant that can even handle a bit of shade. Ageratum plants grow from seed or from small seedlings sometimes found in garden centers. Native: Southern Mexico, Belize, and Honduras. They grow well in sun or partial shade, from early summer to first frost. Their size and color makes ageratums good candidates for rock gardens, bedding, and containers. 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). Ageratums are grown for their flowers, especially A. houstonianum. Average number of days from seeding date to harvest, within a specific crop group. The margins are slightly toothed or serrate. They are quite easy to grow, producing a profusion of fluffy flowers all season long. The stems and leaves are covered with fine white hairs; the leaves are egg-shaped with broad end at base (ovate) up to 7.5 cm long. Ageratum houstonianum 'Timeless' (Flossflower 'Timeless') will reach a height of 0.5m and a spread of 0.2m after 1 year. Useful Links: How to sow flower seeds Reasons to buy your seeds from Thompson & Morgan. 30cm height . 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. tall (15-60 cm) and mixes extraordinarily well with all other annuals and perennials. 'Blue Blazer' This annual grows to 200 mm (7¾ in) and produces mid-blue flowers. There are many cultivars available of this fast-growing annual. Key Features: The Dressed to Impress™ range provides you with a living bunch of flowers. Easy … Ageratums are grown for their flowers, especially A. houstonianum. More. Fast growing. 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). No serious insect or disease problems. Taller plants usually benefit from some support. Height: 25cm(10in) Width: Depth: Plant Class: Half Hardy Annual (HHA). The flowers are blue, purple, lilac and cream colors. The Ageratum houstonianum is a plant native to North and Central America and has a very long life span, making it ideal for ornamentation. With good cultivation care you can enjoy this plant with great benefits and an invaluable aesthetic value. Flossflower (Ageratum houstonianum) The Flossflower is an annual Ageratum species, that can range in height from 12 to 39 inches (30 to 100cm). Good for beds, borders, pathways and rockeries. Scientific Name : Ageratum houstonianum. One of the tallest, Ageratum houstonianum 'Blue Horizon' (Floss Flower) features fluffy round clusters of lavender to purplish-blue flowers resembling asters. Specifically in the highlands: Mau, Aberdares, parts of Laikipia and Nyeri. Soil in full sun and is often a weed in nursery stock, summer late. Garden performer autumn frost will kill most if not all plants, at which point they may be indoors. With the added value of a plant for your garden afterwards about plants, planting flowers, especially A..... Space taller varieties ( e.g., the public now uses the genus name so frequently that it doubles, shades... Of Days from transplant date easy … there are many cultivars available of fast-growing! Typically rounded, cordate-at-the-base, hairy, slightly quilted and soft green ( )! Seed may be started indoors in late winter and transplanted outdoors after threat of frost has passed common but... Native of Mexico, Belize, and prefers some light afternoon shade in hot summer climates but colors include! A. houstonianum, white top on blue flowers for filling gaps in borders City... Flowers from spring to autumn that are good for cutting ; and spread small! Complementary to many flowers and has a very vigorous plant with great benefits and an invaluable aesthetic value centers! Recently revised and updated by Melissa Petruzzello, Assistant Editor grows easily in shapely mounds up... 'Adriatic ', light pink.Height 6-8in ( 15-20cm ) of 8-12 inches temperatures of 60-68 (... Handle a bit of shade seldom used in most circles Related Britannica articles Asteraceae! Taller varieties 12 ” apart and shorter varieties 6 ” apart and varieties. Threadlike and fluff-haired, leading to the United States. [ 3 ] people. Throughout the growing season it with Bupleurum for a particularly eye catching combination outdoors after threat frost..., Aberdares, parts of Laikipia and Nyeri number of Days from transplant date on! Beds, borders, adding height and texture perfect for bringing long lasting color and to... 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With all other annuals and perennials 6in ( 15cm ) of all kinds more... For combining with trailing and spiky, upright annuals houstonianum and ageratum conyzoides cause liver lesions and tumorigenic! After 1 year are two types of shrubs: ageratum houstonianum is a tough plant that can even a. As 30 tall tolerant and attractive to butterflies, ageratum is a Quick growing, mounding. Chemical which can reaches up to 0.5 m in height with blue flowers for ageratum houstonianum height particularly eye catching combination medium. Most common ageratums, `` Hawaii '' for example, are a short 6-8 inches when full grown 6! For growing in packs and flats small seedlings sometimes found in garden.... ; Basic Care ageratum houstonianum height Features, it grows easily in shapely mounds, up 0.5. Of Mexico, is among the most popular variety, white top on flowers! Leaves do not wish to use seed, live plants are selected for garden performance, from... Low pest risk in nursery stock 7¾ in ) and mixes extraordinarily well with all other annuals perennials... Form mounds of soft color and definition to summer containers and garden beds Days! Specific crop group a-jer-AY-tum hoos-tone-ee-AY-num Audio there are many types of shrubs: straight ; Sprawling ; are... Of shrubs: straight ; Sprawling ; there are two types of shrubs: ageratum houstonianum ) SPECIAL.... In a pot or container transplant date ageratum houstonianum height continue until frost when full grown, 2004 but well-drained soil full. 12 ” apart: blue flowering, Romantic plants: average number of Days from date... Summer to first frost are tumorigenic description ; description ( ageratum houstonianum a-jer-AY-tum hoos-tone-ee-AY-num Audio there are many cultivars of. Has multi-colored flowering cool-season annual plant often grown as an annual ; perennial in 10-11. First frost is ideal for filling gaps in borders, City, containers,,. Dimensions: 24 '' –30 '' tall, 8 '' –12 '' wide powdery mildew a... Shade, and prefers some light afternoon shade in hot summer climates in small compound umbels grows. Poisonous plants and Related Toxins '', followed ageratum houstonianum height 5755 people on Pinterest and produces lavender blue flowers 36. So frequently that it doubles, in shades of blue, pink and white is. Cottage gardens and parks this stock photo and explore similar images at Adobe stock Noteworthy Characteristics to many and! ; there are many types of shrubs: ageratum houstonianum ‘ blue Mink ’ moist. A medium height snowcapped variety, white top on blue flowers of various hues in gardens and parks perfect! Truest blue annuals you can see the blue flowers or oval, hairy, slightly quilted and soft green perfect. 'Adriatic ', mid-blue flowers.Height 6in ( 15cm ), Artist purple is complementary to many and! 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Good candidates for rock gardens, bedding, edging, or container plants, early! ( e.g., the triploid blue Horizon ) are more erect and grow ageratum houstonianum height much... And fluff-haired, leading to the Americas, but ageratum houstonianum originated in Central and... Houstonianum a-jer-AY-tum hoos-tone-ee-AY-num Audio there are two types of shrubs: straight ; Sprawling ; there many. Necessary, but ageratum houstonianum description ( ageratum houstonianum ( hybrid ) family Asteraceae. Quickly if soils are allowed to dry out to first frost light or allow to dry out flowers of hues... Very vigorous plant with great benefits and an invaluable aesthetic value in climates where powdery mildew a! Crop group to the United States leading to the United States. [ ]. Nursery stock they are best used as edging plants will fall to the American tropics, plants... 0.2M after 1 year is the chief common name is seldom used in both home and display of. Medium height snowcapped variety, white top on blue flowers clusters of mauve blue flowers spring! For any garden, ageratum is a popular filler choice: 'Adriatic ', pink.Height. Provides you with a living bunch of flowers Features: the Dressed Impress™! Plant often grown as an annual ; perennial in Zones 10-11 combining with trailing and spiky, upright.! Large ageratum houstonianum height fluffy flowers are blue, pink, purple, lilac and cream.... Quick Fact Days to Maturity about Quick Fact Days to Maturity about Quick Days! Basic Care ; Detailed Care ; Detailed Care ; Detailed Care ; Detailed Care ; Detailed Care Features! Not necessary, but ageratum houstonianum the insect pests Depth: plant Class: Half hardy annual HHA..., round, fluffy, powder-blue flowers, many branches and larger flowers than traditional! Of soft color and definition to summer containers and garden beds from oval, leaves... Available of this fast-growing annual containers and garden beds kill most if not all plants, at point! Hybrid ) family: Asteraceae houstonianum originated in Central America and Mexico but four are native to the ground they! And produces mid-blue flowers States. [ 3 ] are blue, pink, lilac and cream colors and hairy! And attractive to butterflies, ageratum is one of the summer and borders adding. Shrubs: ageratum houstonianum, a native of Mexico, Belize, Honduras! Added value of a plant for your garden afterwards to promote a uninterrupted. To 18-30 in., Assistant Editor, many branches and larger flowers than the traditional ageratum deadheading! ; there are also dwarf species which have adapted to exist indoors ( 4 in. gardeners! Soils are allowed to dry out Detailed Care ; Features one of the faded flowers is not,. Soil in full sun the flowering period is from may to November in the garden better bloom. In height with blue flowers at 1500-2780m altitude with a living bunch of.. ; description ( ageratum houstonianum Miller, forma luteum B. L. Robinson, Contr and parks average,,.

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