Bield:Farm
State × crop calendar

Potatoes planting in Hawaii.

Primary cropZone 11a365-day seasonLast frost January 1VegetableSemi-Hardy

Potatoes planting in Hawaii is shaped by the state's 11a dominant hardiness zone, last frost date around January 1, and a 365-day growing season. Potatoes is widely grown in Hawaii — commercially significant or common in home gardens and food plots.

Planting dates on this page are climatological estimates from USDA frost-date norms and zone-typical planting offsets. Verify against University of Hawaii College of Tropical Agriculture for variety- and county-specific guidance.

Planting calendar — 2026

Potatoes · Hawaii · planting calendar
JanFebMarAprMayJunJulAugSepOctNovDeclast frostfirst frostSPRING PLANTINGFALL PLANTING
Ideal windowEarliest / latest tailsFrost zone

Planting windows shift earlier in southern parts of the state and later in northern parts. Use last frost date in your specific county as the reference.

Planting windows

Spring planting

Potatoes
Earliest
December 11
Ideal start
December 18
Ideal end
January 8
Latest
January 22
Soil-temp triggerPlant when soil reaches 45°F at 4-inch depth — often 2-4 weeks before last frost. Cool-season crop.

Fall planting

Potatoes
Earliest
October 2
Ideal start
October 17
Ideal end
November 1
Latest
November 16
Soil-temp triggerPlant when soil reaches 45°F at 4-inch depth — often 2-4 weeks before last frost. Cool-season crop.

Harvest window

Typical start
February 26
Typical end
April 7

Harvest timing varies with planting date and seasonal weather — these dates are typical for the ideal planting window.

Growing notes

Potatoes grows well in Hawaii's typical climate. Hawaii's 365-day growing season and 11a hardiness zone support reliable production with appropriate variety selection.

Potatoes is widely grown in Hawaii — commercially significant or common in home gardens and food plots.

Agronomy reference

Soil-temp minimum
45°F
Soil-temp optimum
50–70°F
Days to maturity
70–110
Water (in/wk)
1–1.5"
Soil pH
5–6.5
Nitrogen demand
moderate

Cool season — plant 2-4 weeks before last frost. Fall potato crop is possible in southern states.

Common pests to watch

  • Colorado potato beetle
  • Wireworms
  • Aphids

Pest pressure varies by region and year. Confirm current outbreaks with University of Hawaii College of Tropical Agriculture.

Common diseases

  • Late blight
  • Early blight
  • Scab

Resistance varieties shift each year. Check the current variety trial report for your state.

Variety selection

Variety selection

Potatoes varieties for Hawaii live with your extension service.

Variety performance is micro-regional and changes with each year’s trial cycle. We don’t republish variety lists — instead, we point directly at the source.

Search the extension site for “potatoesvariety trial” or “recommended potatoes varieties” to find the current report.

Yield varies significantly by variety, soil, fertility, and management. Consult your state extension service for variety performance trials in your region.

Potatoes timing. Live alerts.

Bield: Farm ties weather and soil-temperature stations in your county to crop planting thresholds — get notified the day soil temp clears your target window.