Osaka, Osaka
When to plant cabbage in Osaka
Station data · 86% confidence cool seasonhardy to frost
- Harvestearly MayMay 10 – Jun 9 · 77% conf.
- Start seeds indoorsearly FebruaryFeb 8 – Mar 1 · 82% conf.
- Transplant outdoorsearly MarchMar 1 – Mar 22 · 86% conf.
The growing window at a glance
Frost-free growing season · 258 daysFrost risk (before Mar 22 / after Dec 5)
Cabbage at a glance in Osaka
- Needs soil above 5°C to germinate well.
- Days to maturity: 70–100 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 will cabbage be ready to harvest in Osaka?
Expect to harvest from around early May (May 10–Jun 9) in Osaka, based on its local frost dates. Confidence 77%.
When should I start cabbage seeds indoors in Osaka?
Start seeds indoors around early February (Feb 8–Mar 1) in Osaka, based on its local frost dates. Confidence 82%.
When can I transplant cabbage outdoors in Osaka?
Transplant outdoors around early March (Mar 1–Mar 22) in Osaka, based on its local frost dates. Confidence 86%.
How long is the growing season in Osaka?
Osaka has roughly 258 frost-free days, which is enough time to grow cabbage to maturity outdoors.