When should I plant Courgette in Zone 3a?

Start Courgette seeds indoors around Apr 24. Transplant outdoors after Jun 5. Expect first harvest around Jul 10.

What is the last frost date for Zone 3a?

The average last spring frost date for Zone 3a is May 22. The first fall frost averages Sep 12, giving a 113-day growing season.

Can I grow Courgette in Zone 3a?

Yes. Courgette needs 50 days to harvest. Zone 3a has a 113-day growing season, which is sufficient. You can plant up to 3 successions.

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🥒 Kweken van Courgette in Zone 3a

Zone 3a has harsh winters and a short growing season. Start Courgette early indoors to maximize your harvest window. Laatste vorst: May 22. Eerste vorst: Sep 12.

Planting Calendar

Indoor

Outdoor

Harvest

Apr 24Sep 12

Season: May 22 – Sep 12 (113 dagen) · Succession: plant every 3 weeks (up to 3x)

Zone3a

Laatste vorstMay 22

Eerste vorstSep 12

Seizoen113 dagen

Oogst50 dagen

ZonVolle Zon

When to Plant Courgette in Zone 3a

Start Seeds Indoors: Apr 24

Start Courgette seeds indoors around Apr 24 (4 weken voor de laatste vorst). Optimal germination temperature: 85F. Germinates in 4-10 days.

Transplant Outdoors: Jun 5

Transplant Courgette seedlings outdoors after Jun 5. Wait until soil temperature reaches 65F. Space plants at 1/m² (30cm afstand). Harden off plants for a week before moving outside.

Harvest: Jul 10

First harvest approximately Jul 10 (~35 dagen from transplant). Continue harvesting until first frost (Sep 12).

Fall Planting: Jul 4

For a fall harvest, plant Courgette around Jul 4 (10 weeks before first frost).

Begeleidende Beplanting

✅ Maïs✅ Bonen✅ Oost-Indische Kersen✅ Phacelia

❌ Aardappels

Courgette in Andere 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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Track Courgette from seed to harvest with personalized frost dates, watering recommendations, and companion planting visualization.

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