When to Plant Beet in Hawaii
Direct Sow Outdoors
Thursday, November 20, 2025
State
Hawaii
USDA Zones
10b, 11a, 11b, 12a, 12b, 13a
Avg Last Frost
Thursday, January 1, 2026
Cities Covered
92
Hawaii Planting Schedule by Zone
Hawaii spans 6 zones — find yours below for the most accurate dates.
| Zone | Last Frost | Direct Sow |
|---|---|---|
| 10b | Thursday, January 15, 2026 | Thursday, December 4, 2025 |
| 11a | Thursday, January 1, 2026 | Thursday, November 20, 2025 |
| 11b | Thursday, January 1, 2026 | Thursday, November 20, 2025 |
| 12a | Thursday, January 1, 2026 | Thursday, November 20, 2025 |
| 12b | Thursday, January 1, 2026 | Thursday, November 20, 2025 |
| 13a | Thursday, January 1, 2026 | Thursday, November 20, 2025 |
Dates based on average last frost. Check your local forecast before planting.
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Growing Beet in Hawaii: Complete Guide
Beet (Beta vulgaris) is a crop that grows best when sown directly in the garden. In Hawaii, the right time to direct sow is around Thursday, November 20, 2025, once soil temperatures are consistently warm enough for germination.
Because Hawaii stretches across 6 USDA hardiness zones (10b, 11a, 11b, 12a, 12b, 13a), planting windows can shift by as much as six to eight weeks from one end of the state to the other. Gardeners in the warmer southern zones can start earlier, while those in cooler northern zones should wait until the zone table above shows their last frost has passed.
With 55 days to maturity, Beet fits comfortably within Hawaii's growing season in most zones. In the warmest parts of the state, a second planting later in the season may be possible.
Beet requires full sun to partial shade and regular (1 inch/week) moisture. Most of Hawaii receives adequate sunlight during the growing season, though gardeners in humid eastern regions should watch for fungal issues and ensure good air circulation.
For the most precise planting dates tailored to your exact location, enter your ZIP code on our planting calendar or use the zone table above to find the schedule for your area of Hawaii.
Frequently Asked Questions
When should I plant Beet in Hawaii?
In Hawaii, direct sow Beet outdoors around Thursday, November 20, 2025. Hawaii spans zones 10b–13a, so gardeners in warmer zones can plant earlier.
What is the last frost date in Hawaii?
Hawaii spans 6 USDA zones (10b, 11a, 11b, 12a, 12b, 13a), so last frost dates vary by region. Honokaa (10b) sees frost until around Thursday, January 15, 2026, while Keauhou, M C B H Kaneohe Bay (13a) is frost-free much earlier.
How long does Beet take to grow in Hawaii?
Beet takes about 55 days from transplant (or direct sow) to harvest. In Hawaii's longer-season zones, a second planting in late summer may be possible.
What USDA zones does Hawaii cover for Beet?
Hawaii includes zones 10b, 11a, 11b, 12a, 12b, 13a. Beet grows well across all of these zones with adjusted timing — use the zone table above to find the right dates for your part of the state.
Find Precise Dates for Your City
Select a city for exact planting dates based on local frost records.