Grow guide
How to grow Onion Calibra
Allium cepa
- Type
- Onion
- Zones
- USDA zones 3–9
- Sun
- Full
- Time to harvest
- 95–115 days
- Spacing
- 4″ apart
- Density
- 9 per sq ft
- Habit
- Upright
- Frost tolerance
- Hardy
- Sowing
- Start indoors, then transplant
- Start indoors
- 10 weeks before last frost
Care
- Water Weekly
- Fertilize At transplant
- Harvest As needed
Notes
Organic long-intermediate F1 with strong bronze skins; bridges northern and southern latitude ranges and stores up to 6 months.
More onion varieties
Grows well nearby
Track Onion Calibra from seed to harvest with Evengrow.
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