When should I plant Selderij in Zone 3b?

Start Selderij seeds indoors around Mar 6. Transplant outdoors after May 15. Expect first harvest around Aug 8.

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 Selderij in Zone 3b?

Yes. Selderij needs 100 days to harvest. Zone 3b has a 130-day growing season, which is sufficient.

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🌿 Kweken van Selderij in Zone 3b

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

Planting Calendar

Indoor

Outdoor

Harvest

Mar 6Sep 22

Season: May 15 – Sep 22 (130 dagen)

Zone3b

Laatste vorstMay 15

Eerste vorstSep 22

Seizoen130 dagen

Oogst100 dagen

ZonVolle Zon

When to Plant Selderij in Zone 3b

Start Seeds Indoors: Mar 6

Start Selderij seeds indoors around Mar 6 (10 weken voor de laatste vorst). Optimal germination temperature: 70F. Germinates in 14-21 days.

Transplant Outdoors: May 15

Transplant Selderij seedlings outdoors after May 15. Wait until soil temperature reaches 50F. Space plants at 4/m² (15cm afstand). Harden off plants for a week before moving outside.

Harvest: Aug 8

First harvest approximately Aug 8 (~85 dagen from transplant). Continue harvesting until first frost (Sep 22).

Begeleidende Beplanting

✅ Tomaten✅ Kool✅ Bonen✅ Prei✅ Bloemkool

❌ Maïs❌ Asterbloemen

Selderij 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

Plan Je Tuin voor Selderij

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

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