When should I plant Zonnebloem in Zone 12b?

Start Zonnebloem seeds indoors around Dec 11. Transplant outdoors after Jan 8. Expect first harvest around Mar 14.

What is the last frost date for Zone 12b?

The average last spring frost date for Zone 12b is Jan 1. The first fall frost averages Dec 31, giving a 364-day growing season.

Can I grow Zonnebloem in Zone 12b?

Yes. Zonnebloem needs 90 days to harvest. Zone 12b has a 364-day growing season, which is sufficient. You can plant up to 19 successions.

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🌻 Kweken van Zonnebloem in Zone 12b

Zone 12b has a year-round growing season. Zonnebloem can be planted almost any time with proper planning. Laatste vorst: Jan 1. Eerste vorst: Dec 31.

Planting Calendar

Indoor

Outdoor

Harvest

Dec 11Dec 31

Season: Jan 1 – Dec 31 (364 dagen) · Succession: plant every 2 weeks (up to 19x)

Zone12b

Laatste vorstJan 1

Eerste vorstDec 31

Seizoen364 dagen

Oogst90 dagen

ZonVolle Zon

When to Plant Zonnebloem in Zone 12b

Start Seeds Indoors: Dec 11

Start Zonnebloem seeds indoors around Dec 11 (3 weken voor de laatste vorst). Optimal germination temperature: 75F. Germinates in 7-14 days.

Transplant Outdoors: Jan 8

Transplant Zonnebloem seedlings outdoors after Jan 8. Wait until soil temperature reaches 55F. Space plants at 1/m² (30cm afstand). Harden off plants for a week before moving outside.

Harvest: Mar 14

First harvest approximately Mar 14 (~65 dagen from transplant). Continue harvesting until first frost (Dec 31).

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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