Cosmos bipinnatus
Annual Cosmos
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.
Plant Type
Annual
Height Range
3-6'
Flower Color
Pink, Red, Yellow, White, Multi-Colored
Flower Season
Summer, Fall
Leaf Color
Green
Bark Color
n/a
Fruit Color
n/a
Fruit Season
n/a
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
Design Styles
English Cottage, Meadow, Seascape, Woodland
Accenting Features
Fall Color, Showy Flowers
Seasonal Interest
Summer, Fall
Location Uses
Entry, Patio, Raised Planter, Walkways
Special Uses
Container, Cut Flowers, Filler, Mass Planting
Attracts Wildlife
Butterflies
Water Saving Tip:
Watering every day results in shallow roots.
Instead, water deeply every few days using the Cycle and Soak method (two or more short run times, each separated by about an hour).