When to plant kale in zone 12a
A planting schedule for kale in USDA hardiness zone 12a, where the typical last spring frost is around Jan 26, 2026 and the first fall frost around Jan 24, 2026. Dates are computed from NOAA frost normals for a representative location (Wahiawa, HI) — your exact dates depend on your address.
Kale planting schedule for zone 12a
- Start seeds indoorsJan 22, 2026 – Feb 5, 2026
- Start hardening offFeb 23, 2026 – Feb 26, 2026
- Transplant outdoorsMar 5, 2026 – Mar 5, 2026
Playing it safe with tender crops? Spring frost holds off until about Apr 9, 2026 in roughly 9 years out of 10.
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Kale in other zones
More crops for zone 12a
Frost dates are NOAA 1991–2020 climate normals for a representative location (Wahiawa, HI) in zone 12a; your exact dates depend on your address. Schedules are guidance, not guarantees.