When to plant lettuce in Hamburg
Common questions
When can I sow lettuce outdoors in Hamburg?
Direct-sow around late March (Mar 28–Apr 18) in Hamburg, based on its local frost dates. Confidence 89%.
When will lettuce be ready to harvest in Hamburg?
Expect to harvest from around mid May (May 19–Jun 3) in Hamburg, based on its local frost dates. Confidence 80%.
When should I start lettuce seeds indoors in Hamburg?
Start seeds indoors around late March (Mar 28–Apr 18) in Hamburg, based on its local frost dates. Confidence 85%.
When can I transplant lettuce outdoors in Hamburg?
Transplant outdoors around early April (Apr 4–Apr 25) in Hamburg, based on its local frost dates. Confidence 89%.
Can I plant lettuce in autumn in Hamburg?
Yes — Hamburg supports a second, autumn sowing of lettuce around mid July (Jul 18–Aug 1), timed to mature before the first fall frost.
How long is the growing season in Hamburg?
Hamburg has roughly 185 frost-free days, which is enough time to grow lettuce to maturity outdoors.
Sow lettuce 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 Hamburg's frost dates.