When should I plant Соняшник in Zone 3b?

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

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 Соняшник in Zone 3b?

Yes. Соняшник needs 90 days to harvest. Zone 3b has a 130-day growing season, which is sufficient. You can plant up to 2 successions.

🌻

🌻 Growing Соняшник in Zone 3b

Zone 3b has harsh winters and a short growing season. Start Соняшник early indoors to maximize your harvest window. Останній заморозок: May 15. Перший заморозок: Sep 22.

Planting Calendar

Indoor

Outdoor

Harvest

Apr 24Sep 22

Season: May 15 – Sep 22 (130 днів) · Succession: plant every 2 weeks (up to 2x)

Зона3b

Останній заморозокMay 15

Перший заморозокSep 22

Сезон130 днів

Врожай90 днів

СонцеПовне Сонце

When to Plant Соняшник in Zone 3b

Start Seeds Indoors: Apr 24

Start Соняшник seeds indoors around Apr 24 (3 тижнів до останнього заморозку). Optimal germination temperature: 75F. Germinates in 7-14 days.

Transplant Outdoors: May 22

Transplant Соняшник seedlings outdoors after May 22. Wait until soil temperature reaches 55F. Space plants at 1/м² (30cm відстань). Harden off plants for a week before moving outside.

Harvest: Jul 26

First harvest approximately Jul 26 (~65 днів from transplant). Continue harvesting until first frost (Sep 22).

Супутнє Висаджування

✅ Огірки✅ Гарбуз ✅ Кукурудза✅ Фасоля

❌ Картопля

Соняшник in Other 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 Your Garden Соняшник

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

Start Free Соняшник Growing Guide