Semi-double golden yellow flowers rise above the bushy foliage. As a klondyke type, the foliagehas athicker cutrather than the finely cut foliage of bipinnatus types. Once it starts blooming it won’t stop until a frost hits them.
30 seeds
PLANTING
Cosmos sulphureus
Annual
Germination:7-10 days
Germination Temperature:Optimum soil temperatures 70-75F.
Seed Planting Depth:Sow deep
Starting Indoors:Start indoors 4-6 weeks before the last frost. Provide 70-75 F soil temperature. Transplant after the last frost,12-18 apart.
Sowing Outdoors:Direct sow outdoors after the last frost, sow a few seeds every 6″, thin 12-18″ apart.
Growth Habit:Upright, branching
Height and Width:24-36 by 12-18
Spacing:12-18 apart
Light Needs: Full sun
Soil Needs:Poor to average, well-drained, tolerates dry soil
Approximate days to flower from seed:75-90 days
Uses:Cut flowers, flower beds, containers, wildflower and cottage gardens, attracts butterflies and beneficials
Care:Deadheading prolongs flowering, staking tall plants helps keep them upright when the plant is full of blooms. Over-fertilizing or rich, fertile soil causes more foliage growth with fewer flowers. Self-seeds.
Reviews
There are no reviews yet.