Berlin, Berlin

When to plant sweet corn in Berlin

Station data · 86% confidence warm seasontender to frost

  • Direct sow
    early May
    May 2 – May 23 · 86% conf.
  • Harvest
    early July
    Jul 1 – Aug 10 · 77% conf.

The growing window at a glance

Frost-free growing season · 168 daysFrost risk (before Apr 25 / after Oct 10)

Sweet corn at a glance in Berlin

CropJFMAMJJASOND
Sweet cornwarm season
Harvest
Start indoorsTransplant outDirect sowHarvest
  • Needs soil above 16°C to germinate well.
  • Days to maturity: 60–100 days.
  • Climate zone: Continental, warm summer (Dfb).

Frost dates are probabilities, not guarantees. Your garden's microclimate — slopes, walls, urban heat, cold pockets — can shift these dates by a week or more. Use them as a confident starting point, then watch your local forecast.

Frequently asked

When can I sow sweet corn outdoors in Berlin?

Direct-sow around early May (May 2–May 23) in Berlin, based on its local frost dates. Confidence 86%.

When will sweet corn be ready to harvest in Berlin?

Expect to harvest from around early July (Jul 1–Aug 10) in Berlin, based on its local frost dates. Confidence 77%.

How long is the growing season in Berlin?

Berlin has roughly 168 frost-free days, which is enough time to grow sweet corn to maturity outdoors.