Ageratum houstonianum 'Blue Horizon Hybrid'

Flossflower

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Common Name:

Flossflower

Plant Type:

Flower color:

Blue

Foliage color:

Green

Sun (From 0 to 5):

4

Water (From 0 to 5):

2

Maximum temperature:

40°C

Minimum temperature:

15°C

Maximum height:

90 cm

Flossflower (Ageratum houstonianum 'Blue Horizon Hybrid') - Description

Hundreds of soft, charming, tiny cushions suffused with color. Very showy in borders, or massed in drifts. Plants are rigid and tough. Start indoors 6 weeks before last frost. Blue Horizon is a tall variety that's great for either beds or cuts. 30" high, spreads 12-15", with 3-4" blue clusters.

Flossflower (Ageratum houstonianum 'Blue Horizon Hybrid') - Blooming

Flowers will bloom in summer and can be blue, lavender, lilac, mauve, pink or white.

Flossflower (Ageratum houstonianum 'Blue Horizon Hybrid') - Growth

Germination should occur within two or three days. Ageratums will grow to be about 6-8 in. tall with an 8-10 in. spread.

Flossflower (Ageratum houstonianum 'Blue Horizon Hybrid') - Planting

Plant seeds 8 inches apart. Planting medium should be disease-free and have a pH of between 5.5 and 5.8. They do best in full sun, but can be grown in 50% sun to prevent drying or browning in particularly warm, dry areas.

Flossflower (Ageratum houstonianum 'Blue Horizon Hybrid') - Pest

Ageratums are susceptible to slugs, snails, aphids and whiteflies.

Flossflower (Ageratum houstonianum 'Blue Horizon Hybrid') - Interesting facts

Ageratums, are low-growing and have attractive flowers, and thus do well as edging in landscaping.

Flossflower (Ageratum houstonianum 'Blue Horizon Hybrid') - Soil and irrigation

Ageratums require rich, moist soil that is well-draining and slightly acidic. During the first week, water the plant daily. After that, water plant when needed.