When should I plant Rosemary in Zone 6a?

Start Rosemary seeds indoors around Peb 17. Transplant outdoors after May 5. Expect first harvest around Ago 3.

What is the last frost date for Zone 6a?

The average last spring frost date for Zone 6a is Abr 28. The first fall frost averages Okt 8, giving a 163-day growing season.

Can I grow Rosemary in Zone 6a?

Yes. Rosemary needs 90 days to harvest. Zone 6a has a 163-day growing season, which is sufficient.

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🌿 Growing Rosemary in Zone 6a

Zone 6a has mild winters and a long growing season -- good conditions for Rosemary. Huling frost: Abr 28. Unang frost: Okt 8.

Planting Calendar

Indoor

Outdoor

Harvest

Peb 17Okt 8

Season: Abr 28 – Okt 8 (163 araw)

Zone6a

Huling frostAbr 28

Unang frostOkt 8

Season163 araw

Ani90 araw

ArawBuong Araw

When to Plant Rosemary in Zone 6a

Start Seeds Indoors: Peb 17

Start Rosemary seeds indoors around Peb 17 (10 linggo bago ang huling hamog). Optimal germination temperature: 70F. Germinates in 14-28 days.

Transplant Outdoors: May 5

Transplant Rosemary seedlings outdoors after May 5. Wait until soil temperature reaches 55F. Space plants at 1/m² (30cm pagitan). Harden off plants for a week before moving outside.

Harvest: Ago 3

First harvest approximately Ago 3 (~90 araw from transplant). Continue harvesting until first frost (Okt 8). Rosemary can overwinter in mild climates for continued harvest.

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Rosemary 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 Rosemary

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

Start Free Rosemary Growing Guide