When should I plant Zonnebloem in Zone 2a?

Start Zonnebloem seeds indoors around Apr 24. Transplant outdoors after May 22. Expect first harvest around Jul 26.

What is the last frost date for Zone 2a?

The average last spring frost date for Zone 2a is May 15. The first fall frost averages Sep 15, giving a 123-day growing season.

Can I grow Zonnebloem in Zone 2a?

Yes. Zonnebloem needs 90 days to harvest. Zone 2a has a 123-day growing season, which is sufficient. You can plant up to 2 successions.

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🌻 Kweken van Zonnebloem in Zone 2a

Zone 2a has harsh winters and a short growing season. Start Zonnebloem early indoors to maximize your harvest window. Laatste vorst: May 15. Eerste vorst: Sep 15.

Planting Calendar

Indoor

Outdoor

Harvest

Apr 24Sep 15

Season: May 15 – Sep 15 (123 dagen) · Succession: plant every 2 weeks (up to 2x)

Zone2a

Laatste vorstMay 15

Eerste vorstSep 15

Seizoen123 dagen

Oogst90 dagen

ZonVolle Zon

When to Plant Zonnebloem in Zone 2a

Start Seeds Indoors: Apr 24

Start Zonnebloem seeds indoors around Apr 24 (3 weken voor de laatste vorst). Optimal germination temperature: 75F. Germinates in 7-14 days.

Transplant Outdoors: May 22

Transplant Zonnebloem seedlings outdoors after May 22. Wait until soil temperature reaches 55F. Space plants at 1/m² (30cm afstand). Harden off plants for a week before moving outside.

Harvest: Jul 26

First harvest approximately Jul 26 (~65 dagen from transplant). Continue harvesting until first frost (Sep 15).

Begeleidende Beplanting

✅ Komkommers✅ Pompoen ✅ Maïs✅ Bonen

❌ Aardappels

Zonnebloem 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 Zonnebloem

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

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