Kohlrabi (Konan)
brassica
- 2026 · Bed F
- Spacing
- 6 in(4 / sqft)
- Trellis
- no
- Seed indoor
- Feb 18(-8 w)
- Transplant
- Mar 25(-3 w)
- Harvest
- ~8–10 weeks from sowing
- Last fall harvest
- Oct 15 – Nov 12(at frost to +4 w)
- Succession
- every 2-3 weeks
- Water
- 1-2 per week
- Seed shelf life
- 4–5 y
- Lifecycle
- annual
- Seed source
- Johnny's Selected Seeds
Pick fresh-market bulbs at 2-3 in diameter — larger gets woody. Storage varieties want 10 in spacing instead.