State × crop calendar

Clover planting in Hawaii.

  • Primary crop
  • Zone 11a
  • 365-day season
  • Last frost January 1
  • Forage
  • Frost Hardy

Clover 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. Clover 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

Frost-anchored windows.

Clover · 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

Earliest → ideal → latest.

Spring planting

Clover

Earliest

November 27

Ideal start

December 11

Ideal end

January 8

Latest

January 29

Soil-temp trigger

Frost-seed onto frozen ground in late winter for natural soil incorporation. Fall-seed in southern states for over-winter establishment.

Fall planting

Clover

Earliest

October 17

Ideal start

November 1

Ideal end

November 16

Latest

December 1

Soil-temp trigger

Frost-seed onto frozen ground in late winter for natural soil incorporation. Fall-seed in southern states for over-winter establishment.

Harvest window

Typical start

February 9

Typical end

March 11

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

Growing notes

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

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

Agronomy reference

Clover fundamentals.

Soil-temp minimum

40°F

Soil-temp optimum

50–75°F

Days to maturity

60–90

Water (in/wk)

0.5–1"

Soil pH

6–7

Nitrogen demand

low

Frost-seed in late winter or early spring; can also be fall-planted in southern states. Red clover is biennial; white clover is perennial.

Common pests to watch

  • Clover leaf weevil
  • Aphids
  • Spider mites

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

Common diseases

  • Northern anthracnose
  • Crown rot
  • Sclerotinia

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

Variety selection

Clover varieties for Hawaii live with your extension.

Variety selection

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.

University of Hawaii College of Tropical Agriculture

Search the extension site for “clover variety trial” or “recommended clover 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.

Clover 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.

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