Osaka, Osaka

When to plant beet in Osaka

Station data · 86% confidence cool seasonhalf-hardy to frost

  • Direct sow
    early March
    Mar 1 – Mar 22 · 86% conf.
  • Harvest
    mid April
    Apr 20 – May 10 · 77% conf.

The growing window at a glance

Frost-free growing season · 258 daysFrost risk (before Mar 22 / after Dec 5)

Beet at a glance in Osaka

CropJFMAMJJASOND
Beetcool season
Start indoorsTransplant outDirect sowHarvest
  • Needs soil above 7°C to germinate well.
  • Days to maturity: 50–70 days.
  • Climate zone: Humid subtropical (Cfa).

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 beet outdoors in Osaka?

Direct-sow around early March (Mar 1–Mar 22) in Osaka, based on its local frost dates. Confidence 86%.

When will beet be ready to harvest in Osaka?

Expect to harvest from around mid April (Apr 20–May 10) in Osaka, based on its local frost dates. Confidence 77%.

How long is the growing season in Osaka?

Osaka has roughly 258 frost-free days, which is enough time to grow beet to maturity outdoors.