When should I plant Rosemary in Zone 7b?

Start Rosemary seeds indoors around Jan 30. Transplant outdoors after Apr 17. Expect first harvest around Jul 16.

What is the last frost date for Zone 7b?

The average last spring frost date for Zone 7b is Apr 10. The first fall frost averages Nov 7, giving a 211-day growing season.

Can I grow Rosemary in Zone 7b?

Yes. Rosemary needs 90 days to harvest. Zone 7b has a 211-day growing season, which is sufficient.

🌿

🌿 Growing Rosemary in Zone 7b

Zone 7b has mild winters and a long growing season — good conditions for Rosemary. Last frost: Apr 10. First frost: Nov 7.

Planting Calendar

Indoor

Outdoor

Harvest

Jan 30Nov 7

Season: Apr 10 – Nov 7 (211 days)

Zone7b

Last FrostApr 10

First FrostNov 7

Season Length211 days

Days to Harvest90

SunFull Sun

Frost ToleranceLight

Spacing1/sqft (12" apart)

When to Plant Rosemary in Zone 7b

Start Seeds Indoors: Jan 30

Start Rosemary seeds indoors around Jan 30 (10 weeks before last frost). Optimal germination temperature: 70°F. Germinates in 14–28 days.

Transplant Outdoors: Apr 17

Transplant Rosemary seedlings outdoors after Apr 17. Wait until soil temperature reaches 55°F. Space plants at 1/sqft (12" apart). Harden off plants for a week before moving outside.

Harvest: Jul 16

First harvest approximately Jul 16 (~90 days from transplant). Continue harvesting until first frost (Nov 7). Rosemary can overwinter in mild climates for continued harvest.

Companion Planting

✅ Beans✅ Carrots✅ Cabbage

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 Rosemary Garden

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

Start Free Rosemary Growing Guide