PlantSale Plant care guide

Cosmos

Cosmos bipinnatus · Asteraceae

Airy ferny plants topped by simple daisies that wave on tall stems and adore poor, dry soil. One of the easiest cut flowers from seed, loved by bees and butterflies.

At a glance

Habit: Annual
Light: Full Sun
Water: Low Water
Climate: Warm Temperate, Subtropical, Mediterranean
Frost: Frost-Tender
Mature size: 1.2 m H × 0.4 m W
Foliage: Deciduous
Flowering: Summer Flowering, Autumn Flowering, Long-Flowering
Growth rate: Fast-Growing
Maintenance: Low Maintenance

Good for

Cut Flower & Vase
Bee & Pollinator
Butterfly-Attracting
Feature / Specimen
Water-Wise
Pet-Safe / Non-Toxic

Sowing from seed

Difficulty: beginner
Sowing depth: 5 mm
Method: Direct sow where it is to grow
Germination: 7-14 days
Best sown in: spring, summer
Seed storage life: 3 years