When should I plant Basilicum in Zone 3b?

Start Basilicum seeds indoors around Apr 3. Transplant outdoors after May 29. Expect first harvest around Jun 28.

What is the last frost date for Zone 3b?

The average last spring frost date for Zone 3b is May 15. The first fall frost averages Sep 22, giving a 130-day growing season.

Can I grow Basilicum in Zone 3b?

Yes. Basilicum needs 40 days to harvest. Zone 3b has a 130-day growing season, which is sufficient. You can plant up to 4 successions.

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🌿 Kweken van Basilicum in Zone 3b

Zone 3b has harsh winters and a short growing season. Start Basilicum early indoors to maximize your harvest window. Laatste vorst: May 15. Eerste vorst: Sep 22.

Planting Calendar

Indoor

Outdoor

Harvest

Apr 3Sep 22

Season: May 15 – Sep 22 (130 dagen) · Succession: plant every 3 weeks (up to 4x)

Zone3b

Laatste vorstMay 15

Eerste vorstSep 22

Seizoen130 dagen

Oogst40 dagen

ZonVolle Zon

When to Plant Basilicum in Zone 3b

Start Seeds Indoors: Apr 3

Start Basilicum seeds indoors around Apr 3 (6 weken voor de laatste vorst). Optimal germination temperature: 80F. Germinates in 5-10 days.

Transplant Outdoors: May 29

Transplant Basilicum seedlings outdoors after May 29. Wait until soil temperature reaches 60F. Space plants at 4/m² (15cm afstand). Harden off plants for a week before moving outside.

Harvest: Jun 28

First harvest approximately Jun 28 (~30 dagen from transplant). Continue harvesting until first frost (Sep 22).

Begeleidende Beplanting

✅ Paprika’s✅ Tomaten✅ Aubergine

❌ Wijnruit

Basilicum 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 Basilicum from seed to harvest with personalized frost dates, watering recommendations, and companion planting visualization.

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