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🟡 Growing Squash in Zone 8b
Zone 8b has warm winters and an extended growing season — excellent for heat-loving crops like Squash. Last frost: Mar 22. First frost: Nov 10.
Planting Calendar
Season: Mar 22 – Nov 10 (233 days) · Succession: plant every 3 weeks (up to 8x)
When to Plant Squash in Zone 8b
Start Seeds Indoors: Feb 22
Start Squash seeds indoors around Feb 22 (4 weeks before last frost). Optimal germination temperature: 85°F. Germinates in 4–10 days.
Transplant Outdoors: Apr 5
Transplant Squash seedlings outdoors after Apr 5. Wait until soil temperature reaches 65°F. Space plants at 1/sqft (12" apart). Harden off plants for a week before moving outside.
Harvest: May 20
First harvest approximately May 20 (~45 days from transplant). Continue harvesting until first frost (Nov 10).
Squash 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 Squash in Zone 8b?
Start Squash seeds indoors around Feb 22. Transplant outdoors after Apr 5. Expect first harvest around May 20.
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 Squash in Zone 8b?
Yes. Squash needs 55 days to harvest. Zone 8b has a 233-day growing season, which is sufficient. You can plant up to 8 successions.
What is the best month to plant Squash in Zone 8b?
The best time to start Squash in Zone 8b is Feb. Begin seeds indoors around Feb 22, then transplant outdoors after the last frost date of Mar 22.
How long does Squash take to harvest?
Squash takes approximately 55 days from planting to harvest. In Zone 8b, expect your first harvest around May 20.
Plan Your Squash Garden
Track Squash from seed to harvest with personalized frost dates, watering recommendations, and companion planting visualization.
Start Free Squash Growing Guide