When should I plant Slunečnice in Zone 2b?

Start Slunečnice seeds indoors around May 4. Transplant outdoors after Jun 1. Expect first harvest around Aug 5.

What is the last frost date for Zone 2b?

The average last spring frost date for Zone 2b is May 25. The first fall frost averages Aug 28, giving a 95-day growing season.

Can I grow Slunečnice in Zone 2b?

Yes. Slunečnice needs 90 days to harvest. Zone 2b has a 95-day growing season, which is sufficient.

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🌻 Growing Slunečnice in Zone 2b

Zone 2b has harsh winters and a short growing season. Start Slunečnice early indoors to maximize your harvest window. Poslední mráz: May 25. První mráz: Aug 28.

Planting Calendar

Indoor

Outdoor

Harvest

May 4Aug 28

Season: May 25 – Aug 28 (95 dní)

Zóna2b

Poslední mrázMay 25

První mrázAug 28

Sezóna95 dní

Sklizeň90 dní

SluncePlné Slunce

When to Plant Slunečnice in Zone 2b

Start Seeds Indoors: May 4

Start Slunečnice seeds indoors around May 4 (3 týdnů před posledním mrazem). Optimal germination temperature: 75F. Germinates in 7-14 days.

Transplant Outdoors: Jun 1

Transplant Slunečnice seedlings outdoors after Jun 1. Wait until soil temperature reaches 55F. Space plants at 1/m² (30cm od sebe). Harden off plants for a week before moving outside.

Harvest: Aug 5

First harvest approximately Aug 5 (~65 dní from transplant). Continue harvesting until first frost (Aug 28).

Smíšená Výsadba

✅ Okurky✅ Dýně ✅ Kukuřice✅ Fazole

❌ Brambory

Slunečnice 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

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