Shiso (Green)
herb
- 2026 · Bed D
- Spacing
- 6 in(4 / sqft)
- Trellis
- no
- Direct seed
- Apr 15(at frost)
- Harvest
- ~10–14 weeks from sowing
- Water
- 1-2 per week
- Seed shelf life
- 1–2 y
- Lifecycle
- annual
- Seed source
- Johnny's Selected Seeds
Freeze seeds before sowing for better germination — Johnny's specifically recommends it. Light is needed for germination, so cover lightly. Self-seeds aggressively once it flowers.