Common Cosmos, Mexican Aster 'Psycho'

Cosmosbipinnatus

Family
Asteraceae (ass-ter-AY-see-ee)
Genus
Cosmos (KOS-mus)
Species
bipinnatus (by-pin-NAY-tus)
Synonym
Sun Exposure
Full Sun
Foliage
Textured
Height
24-36 in. (60-90 cm)
36-48 in. (90-120 cm)
Spacing
18-24 in. (45-60 cm)
Hardiness
Not Applicable
Danger
Parts of plant are poisonous if ingested
Bloom Color
White/Near White
Bloom Time
Late Spring/Early Summer
Mid Summer
Late Summer/Early Fall
Mid Fall
Other Details
Category
Annuals
Water Requirements
Drought-tolerant; suitable for xeriscaping
Average Water Needs; Water regularly; do not overwater
Foliage Color
Blue-Green
Where to Grow
Bloom Characteristics
This plant is attractive to bees, butterflies and/or birds
Bloom Size
Other details
Soil pH requirements
6.6 to 7.5 (neutral)
7.6 to 7.8 (mildly alkaline)
7.9 to 8.5 (alkaline)
Patent Information
Propagation Methods
From seed; sow indoors before last frost
From seed; direct sow after last frost
Self-sows freely; deadhead if you do not want volunteer seedlings next season
Seed Collecting
Allow seedheads to dry on plants; remove and collect seeds
Properly cleaned, seed can be successfully stored
Regional

This plant is said to grow outdoors in the following regions:

Howard Beach, New York

Oklahoma City, Oklahoma

Fort Worth, Texas

Walkerton, Virginia

Chewelah, Washington

Kalama, Washington

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Gardener's Notes:

4
positives
0
neutral
0
negative
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D
(Daniel) Mount Orab, OH (Zone 6b) | November 2009 | positive

I share the same view with the others, this plant is often called 'Psyche White'. I have read quite a lot of seed catalogs and have never...Read More

W
W
Chewelah, WA (Zone 5a) | July 2008 | positive

A lovely, easy to grow flower, somewhat larger (and to me more attractive) than the singles. The seeds I received were labeled "Psyche W...Read More

B
Pinellas Park, FL (Zone 9b) | September 2007 | positive

I love this cosmos. Very showy and nice cut flower.
Not sure where first poster got the name "psyche" but if you google it under ...Read More

D
New York, NY (Zone 7a) | June 2006 | positive

The semi-double flowers are more graceful to my eye than the singles of "Sensation" or "Gazebo". Select Seeds offers the all-white selec...Read More

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