When should I plant Courgette in Zone 4b?

Start Courgette seeds indoors around Apr 3. Transplant outdoors after May 15. Expect first harvest around Jun 19.

What is the last frost date for Zone 4b?

The average last spring frost date for Zone 4b is May 1. The first fall frost averages Oct 5, giving a 157-day growing season.

Can I grow Courgette in Zone 4b?

Yes. Courgette needs 50 days to harvest. Zone 4b has a 157-day growing season, which is sufficient. You can plant up to 5 successions.

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🥒 Kweken van Courgette in Zone 4b

Zone 4b has cold winters and a moderate growing season. Timing is key for Courgette in this zone. Laatste vorst: May 1. Eerste vorst: Oct 5.

Planting Calendar

Indoor

Outdoor

Harvest

Apr 3Oct 5

Season: May 1 – Oct 5 (157 dagen) · Succession: plant every 3 weeks (up to 5x)

Zone4b

Laatste vorstMay 1

Eerste vorstOct 5

Seizoen157 dagen

Oogst50 dagen

ZonVolle Zon

When to Plant Courgette in Zone 4b

Start Seeds Indoors: Apr 3

Start Courgette seeds indoors around Apr 3 (4 weken voor de laatste vorst). Optimal germination temperature: 85F. Germinates in 4-10 days.

Transplant Outdoors: May 15

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

Harvest: Jun 19

First harvest approximately Jun 19 (~35 dagen from transplant). Continue harvesting until first frost (Oct 5).

Fall Planting: Jul 27

For a fall harvest, plant Courgette around Jul 27 (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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