When to plant kale in Cologne
Common questions
When can I sow kale outdoors in Cologne?
Direct-sow around early March (Mar 5–Mar 26) in Cologne, based on its local frost dates. Confidence 89%.
When will kale be ready to harvest in Cologne?
Expect to harvest from around late April (Apr 29–May 19) in Cologne, based on its local frost dates. Confidence 80%.
When should I start kale seeds indoors in Cologne?
Start seeds indoors around mid February (Feb 12–Mar 5) in Cologne, based on its local frost dates. Confidence 85%.
When can I transplant kale outdoors in Cologne?
Transplant outdoors around early March (Mar 5–Mar 26) in Cologne, based on its local frost dates. Confidence 89%.
Can I plant kale in autumn in Cologne?
Yes — Cologne supports a second, autumn sowing of kale around mid August (Aug 13–Aug 27), timed to mature before the first fall frost.
How long is the growing season in Cologne?
Cologne has roughly 238 frost-free days, which is enough time to grow kale to maturity outdoors.
Sow kale as soon as the soil is workable — it tolerates cool weather and light frost. Every date on this page is derived from that rule and Cologne's frost dates.