Start growing
Full sun. Too much fertilizer = leaves but no flowers.
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Cosmos
Cosmos bipinnatus
Your guide to planting, growing, and getting to know this plant.
THE PLANT NOTEBOOK
Cosmos care, from seed onward.
- Botanical name
- Cosmos bipinnatus
- Common names
- Garden Cosmos
- Family
- Asteraceae
- Genus
- Cosmos
- Species
- C. bipinnatus
Growing with your kit
Seeds In A Cup® seeds are large and easy for kids to handle.
Propagation
Seed.
Seasonal growth & harvest
Summer bloomer. Photoperiod sensitive (blooms late if planted too early).
Growing conditions
Scrub and waste areas.
Weather & tolerances
Drought tolerant; poor soil tolerant.
Pests & plant health
Aphids.
Plant safety
Safe.
Botanical features
Tall annual with feathery leaves and daisy-like flowers on long stems.
Varieties
‘Sensation’, ‘Seashells’.
Garden & everyday uses
Cut flowers, pollinator gardens
Native range & distribution
Native to Mexico.
Conservation
Secure.
Name origins
Greek ‘kosmos’ meaning order/harmony/beauty.
History
Missionary priests in Mexico cultivated them for their evenly spaced petals.
Grow cosmos in a cup.
Seed Germination Kit
Cosmos Seed Starter Grow Kit
USD 10.99
Currently unavailable
Cosmos bipinnatus
7-10 daysView kit →