When should I plant Gresskar in Zone 13a?

Start Gresskar seeds indoors around Dec 4. Transplant outdoors after Jan 15. Expect first harvest around Mar 1.

What is the last frost date for Zone 13a?

The average last spring frost date for Zone 13a is Jan 1. The first fall frost averages Dec 31, giving a 364-day growing season.

Can I grow Gresskar in Zone 13a?

Yes. Gresskar needs 55 days to harvest. Zone 13a has a 364-day growing season, which is sufficient. You can plant up to 14 successions.

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🟡 Growing Gresskar in Zone 13a

Zone 13a has a year-round growing season. Gresskar can be planted almost any time with proper planning. Siste frost: Jan 1. Første frost: Dec 31.

Planting Calendar

Indoor

Outdoor

Harvest

Dec 4Dec 31

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

Sone13a

Siste frostJan 1

Første frostDec 31

Sesong364 dager

Høst55 dager

SolFull Sol

When to Plant Gresskar in Zone 13a

Start Seeds Indoors: Dec 4

Start Gresskar seeds indoors around Dec 4 (4 uker før siste frost). Optimal germination temperature: 85F. Germinates in 4-10 days.

Transplant Outdoors: Jan 15

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

Harvest: Mar 1

First harvest approximately Mar 1 (~45 dager from transplant). Continue harvesting until first frost (Dec 31).

Gresskar 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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