When should I plant Rozmarýn in Zone 3b?

Start Rozmarýn seeds indoors around Mar 6. Transplant outdoors after May 22. Expect first harvest around Aug 20.

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 Rozmarýn in Zone 3b?

Yes. Rozmarýn needs 90 days to harvest. Zone 3b has a 130-day growing season, which is sufficient.

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🌿 Growing Rozmarýn in Zone 3b

Zone 3b has harsh winters and a short growing season. Start Rozmarýn early indoors to maximize your harvest window. Poslední mráz: May 15. První mráz: Sep 22.

Planting Calendar

Indoor

Outdoor

Harvest

Mar 6Sep 22

Season: May 15 – Sep 22 (130 dní)

Zóna3b

Poslední mrázMay 15

První mrázSep 22

Sezóna130 dní

Sklizeň90 dní

SluncePlné Slunce

When to Plant Rozmarýn in Zone 3b

Start Seeds Indoors: Mar 6

Start Rozmarýn seeds indoors around Mar 6 (10 týdnů před posledním mrazem). Optimal germination temperature: 70F. Germinates in 14-28 days.

Transplant Outdoors: May 22

Transplant Rozmarýn seedlings outdoors after May 22. 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 20

First harvest approximately Aug 20 (~90 dní from transplant). Continue harvesting until first frost (Sep 22). Rozmarýn can overwinter in mild climates for continued harvest.

Smíšená Výsadba

✅ Fazole✅ Mrkve✅ Zelí

Rozmarýn 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 Rozmarýn

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

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