Common Cosmos, Mexican Aster
Cosmos bipinnatus 'Sonata Carmine'

Family: Asteraceae (ass-ter-AY-see-ee) (Info)
Genus: Cosmos (KOS-mus) (Info)
Species: bipinnatus (by-pin-NAY-tus) (Info)
Cultivar: Sonata Carmine

Category:

Annuals

Height:

24-36 in. (60-90 cm)

36-48 in. (90-120 cm)

Spacing:

12-15 in. (30-38 cm)

15-18 in. (38-45 cm)

Hardiness:

Not Applicable

Sun Exposure:

Full Sun

Danger:

Parts of plant are poisonous if ingested

Bloom Color:

Fuchsia (Red-Purple)

Bloom Time:

Late Spring/Early Summer

Mid Summer

Late Summer/Early Fall

Foliage:

Smooth-Textured

Other details:

This plant is attractive to bees, butterflies and/or birds

Drought-tolerant; suitable for xeriscaping

Self-sows freely; deadhead if you do not want volunteer seedlings next season

Soil pH requirements:

6.1 to 6.5 (mildly acidic)

6.6 to 7.5 (neutral)

7.6 to 7.8 (mildly alkaline)

Patent Information:

Unknown - Tell us

Propagation Methods:

From seed; sow indoors before last frost

From seed; direct sow after last frost

Seed Collecting:

N/A: plant does not set seed, flowers are sterile, or plants will not come true from seed

Regional

This plant has been said to grow in the following regions:

Kirklin, Indiana

Olathe, Kansas

Bay City, Michigan

Mantua, Ohio

Edmond, Oklahoma

North Charleston, South Carolina

Spokane, Washington

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Gardeners' Notes:

1
positive
1
neutral
0
negatives
RatingContent
Positive

On Mar 1, 2011, GuemesGardener from Anacortes, WA wrote:

I particularly like this cosmos for its 18"-24" size in my garden north of Seattle. It's hard to find that size cosmos.

Neutral

On Aug 4, 2004, PurplePansies from Deal, NJ (Zone 7a) wrote:

this is a nice little plant...... grew it by accident..... like seashells or the red shades better........ or the painted one...... but this one's fine..... if you want a bright splash of magenta this will do....... it's a bright campion magenta...... nice growth habit...... easy.......