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🍃 Growing Mint in Zone 8b
Zone 8b has warm winters and an extended growing season — excellent for heat-loving crops like Mint. Last frost: Mar 22. First frost: Nov 10.
Planting Calendar
Season: Mar 22 – Nov 10 (233 days)
When to Plant Mint in Zone 8b
Start Seeds Indoors: Jan 25
Start Mint seeds indoors around Jan 25 (8 weeks before last frost). Optimal germination temperature: 70°F. Germinates in 10–16 days.
Transplant Outdoors: Mar 8
Transplant Mint seedlings outdoors after Mar 8. Wait until soil temperature reaches 50°F. Space plants at 1/sqft (12" apart). Harden off plants for a week before moving outside.
Harvest: May 7
First harvest approximately May 7 (~60 days from transplant). Continue harvesting until first frost (Nov 10). Mint can overwinter in mild climates for continued harvest.
Companion Planting
Mint 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 13bFrequently Asked Questions
When should I plant Mint in Zone 8b?
Start Mint seeds indoors around Jan 25. Transplant outdoors after Mar 8. Expect first harvest around May 7.
What is the last frost date for Zone 8b?
The average last spring frost date for Zone 8b is Mar 22. The first fall frost averages Nov 10, giving a 233-day growing season.
Can I grow Mint in Zone 8b?
Yes. Mint needs 60 days to harvest. Zone 8b has a 233-day growing season, which is sufficient.
What is the best month to plant Mint in Zone 8b?
The best time to start Mint in Zone 8b is Jan. Begin seeds indoors around Jan 25, then transplant outdoors after the last frost date of Mar 22.
What companion plants grow well with Mint?
Good companion plants for Mint include Cabbage, Tomatoes. Avoid planting Mint near Chamomile.
How long does Mint take to harvest?
Mint takes approximately 60 days from planting to harvest. In Zone 8b, expect your first harvest around May 7.
Plan Your Mint Garden
Track Mint from seed to harvest with personalized frost dates, watering recommendations, and companion planting visualization.
Start Free Mint Growing Guide