Cosmos sulphureus is an easily grown annual with bright yellow to orange flowers from June-September that attract pollinators and beneficial insects to the garden. Direct sow 1/8" deep or broadcast and gently rake into the soil. Can also be sown indoors 4 weeks before last frost then transplanted to the garden. Thin plants 9-12" apart. It frequently self-sows and tolerates drought and poor soil.
Cosmos sulphureus, Cosmos (yellow)
Height 2-6'. Spread 1-3'. Yellow blooms June-September. Full sun and tolerates dry soil. Direct sow or can be started indoors. Germination: No pre-treatment.