USDA Hardiness Zone 12A Growing Guide
Source: USDA Agricultural Research Service Plant Hardiness Zone Map 2023
Hawaii and Pacific territories — equatorial-tropical conditions.
Where Zone 12A sits on the national map
Zone 12A highlighted in dark green; neighboring zones in their reference colors. Tap a neighboring zone to compare.
Source: USDA ARS Plant Hardiness Zone Map 2023 · PRISM Climate Group, Oregon State University · 1991-2020 normals
Zone Position
Key Facts — Zone 12A
- Avg. coldest night: 50°F to 55°F (10°C to 12.8°C) — the band of average annual extreme minimum temperatures that defines this zone (USDA ARS PHZM 2023)
- What that means: in an average year your coldest night lands somewhere in that 5°F window. Actual lows can drop colder in extreme winters; daytime highs are not bounded by this number.
- Found In: 1 US state, including Hawaii
- Growing Considerations: Hawaii and Pacific territories — equatorial-tropical conditions.
What Is Zone 12A?
USDA Hardiness Zone 12A is defined by an average annual extreme minimum temperature between 50°F and 55°F (10°C to 12.8°C), according to the USDA ARS Plant Hardiness Zone Map 2023.
Coldest avg. low
50°F
USDA PHZM 2023
Warmest avg. low
55°F
USDA PHZM 2023
Coldest avg. low (°C)
10°C
USDA PHZM 2023
States
1
Plants That Thrive in Zone 12A
Plants well-adapted to the temperature range of this zone.
Cacao
Vanilla
Jackfruit
Dragon Fruit
Your Zone Is Just One Factor
Hardiness zone tells you about winter cold tolerance — but it doesn't tell you about soil drainage, summer heat, frost dates, flood risk, or contamination proximity. Two Zone 12A parcels can have very different growing outcomes. Your Growable Ground report scores 1,112 plants against all these factors for your specific address.
Your zone is a starting point — your parcel is the whole story
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Frequently Asked Questions
What plants grow in Zone 12A?
Hawaii and Pacific territories — equatorial-tropical conditions. Common plants that thrive include Cacao, Vanilla, Jackfruit, Dragon Fruit. Actual suitability depends on your parcel's soil, drainage, and microclimate.
What states have Zone 12A?
Zone 12A appears across 1 US state: Hawaii.
What temperature is USDA Zone 12A?
USDA Hardiness Zone 12A is defined by an average annual extreme minimum temperature between 50°F and 55°F (10°C to 12.8°C), per the USDA ARS Plant Hardiness Zone Map 2023.