When to plant kale in Pittsburgh
Common questions
When can I sow kale outdoors in Pittsburgh?
Direct-sow around late March (Mar 27–Apr 17) in Pittsburgh, based on its local frost dates. Confidence 81%.
When will kale be ready to harvest in Pittsburgh?
Expect to harvest from around late May (May 21–Jun 10) in Pittsburgh, based on its local frost dates. Confidence 73%.
When should I start kale seeds indoors in Pittsburgh?
Start seeds indoors around early March (Mar 6–Mar 27) in Pittsburgh, based on its local frost dates. Confidence 77%.
When can I transplant kale outdoors in Pittsburgh?
Transplant outdoors around late March (Mar 27–Apr 17) in Pittsburgh, based on its local frost dates. Confidence 81%.
Can I plant kale in autumn in Pittsburgh?
Yes — Pittsburgh supports a second, autumn sowing of kale around late July (Jul 21–Aug 4), timed to mature before the first fall frost.
How long is the growing season in Pittsburgh?
Pittsburgh has roughly 188 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 Pittsburgh's frost dates.