
Flower · Seed
Cosmos
Cosmos bipinnatus
- Start indoors
- Mar 18 – Apr 1
- Transplant outdoors
- Apr 22 – May 6
- Sow outdoors
- Apr 22 – May 6
Poor soil, full sun. A late packet is a gamble; a transplant is not.
Start indoors 2–4 weeks before last frost. Transplant 1–3 weeks after last frost.
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