+ Add
Cosmos bipinnatus
Annual Cosmos
Information by: Jerry Sortomme Photographer: Steve Mullany
Description
Cosmos bipinnatus is an annual. Depending on the cultivar, it reaches 3'-6' high and 1.5'-2.5' wide. Blossoms with tufted yellow centers and rays in white and shades of pink, rose, lavender, purple, or crimson, bloom in spring and summer. Deadhead to encourage more blooms. Cosmos will self-sow. It prefers full sun and well-draining soil.
Sun
Full, Half
Water
Low
Growth Rate
Fast
Soil Type
Sandy, Clay, Loam, Rocky, Unparticular
Soil Condition
Average, Well-drained
Soil pH
Neutral
Adverse Factors
n/a
Water Saving Tip:
Mulching and adding compost to soil can minimize evaporation and help soil absorb and store water.