When should I plant Kesäkurpitsa in Zone 12a?

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

What is the last frost date for Zone 12a?

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

Can I grow Kesäkurpitsa in Zone 12a?

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

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🥒 Growing Kesäkurpitsa in Zone 12a

Zone 12a has a year-round growing season. Kesäkurpitsa can be planted almost any time with proper planning. Viimeinen halla: Jan 1. Ensimmäinen halla: Dec 31.

Planting Calendar

Indoor

Outdoor

Harvest

Dec 4Dec 31

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

Vyöhyke12a

Viimeinen hallaJan 1

Ensimmäinen hallaDec 31

Kausi364 päivää

Sato50 päivää

AurinkoTäysi Aurinko

When to Plant Kesäkurpitsa in Zone 12a

Start Seeds Indoors: Dec 4

Start Kesäkurpitsa seeds indoors around Dec 4 (4 viikkoa ennen viimeistä hallaa). Optimal germination temperature: 85F. Germinates in 4-10 days.

Transplant Outdoors: Jan 15

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

Harvest: Feb 19

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

Fall Planting: Oct 22

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

Kumppaniviljely

✅ Maissi✅ Pavut✅ Krassit✅ Hunajakukka

❌ Perunat

Kesäkurpitsa 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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