When should I plant Zucchini in Zone 12b?

Start Zucchini seeds indoors around Dec 4. Transplant outdoors after Jan 15. Expect first harvest around Feb 19.

What is the last frost date for Zone 12b?

The average last spring frost date for Zone 12b is Jan 1. The first fall frost averages Dec 31, giving a 364-day growing season.

Can I grow Zucchini in Zone 12b?

Yes. Zucchini needs 50 days to harvest. Zone 12b has a 364-day growing season, which is sufficient. You can plant up to 14 successions.

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🥒 Growing Zucchini in Zone 12b

Zone 12b has a year-round growing season. Zucchini can be planted almost any time with proper planning. Sista frost: Jan 1. Första frost: Dec 31.

Planting Calendar

Indoor

Outdoor

Harvest

Dec 4Dec 31

Season: Jan 1 – Dec 31 (364 dagar) · Succession: plant every 3 weeks (up to 14x)

Zon12b

Sista frostJan 1

Första frostDec 31

Säsong364 dagar

Skörd50 dagar

SolFull Sol

When to Plant Zucchini in Zone 12b

Start Seeds Indoors: Dec 4

Start Zucchini seeds indoors around Dec 4 (4 veckor före sista frosten). Optimal germination temperature: 85F. Germinates in 4-10 days.

Transplant Outdoors: Jan 15

Transplant Zucchini seedlings outdoors after Jan 15. Wait until soil temperature reaches 65F. Space plants at 1/m² (30cm avstånd). Harden off plants for a week before moving outside.

Harvest: Feb 19

First harvest approximately Feb 19 (~35 dagar from transplant). Continue harvesting until first frost (Dec 31).

Fall Planting: Oct 22

For a fall harvest, plant Zucchini around Oct 22 (10 weeks before first frost).

Samplantering

✅ Majs✅ Bönor✅ Krassar✅ Honungsfacelia

❌ Potatisar

Zucchini in Other Zones

1a 1b 2a 2b 3a 3b 4a 4b 5a 5b 6a 6b 7a 7b 8a 8b 9a 9b 10a 10b 11a 11b 12a 12b 13a 13b

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