Grow guide
How to grow Onion Walla Walla
Allium cepa
- Type
- Onion
- Zones
- USDA zones 3–9
- Sun
- Full
- Time to harvest
- 110–130 days
- Spacing
- 4″ apart
- Density
- 16 per sq ft
- Habit
- Upright
- Frost tolerance
- Hardy
- Sowing
- Start indoors, then transplant
- Start indoors
- 10 weeks before last frost
Care
- Harvest Once
- Fertilize Biweekly
Notes
Long-day sweet. Marginal for 7B but workable.
More onion varieties
Grows well nearby
Track Onion Walla Walla from seed to harvest with Evengrow.
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