Hawaii frost dates
Much of Hawaii is essentially frost-free — gardening runs year-round, with heat rather than frost setting the limits. USDA zones 9b, 10a, 10b, 11a, 11b, 12a, 12b, 13a.
→ Turn these into sowing dates with the Hawaii planting calendar, or look up an exact ZIP code.
Statewide average from NOAA/NCEI freeze normals. Cautious/gambler dates are about two weeks either side of the average.