When to Plant Basil in New Jersey
Start Seeds Indoors
Sunday, February 8, 2026
Transplant outdoors: Sunday, April 19, 2026
State
New Jersey
USDA Zones
6b, 7a, 7b, 8a
Avg Last Frost
Sunday, April 5, 2026
Cities Covered
579
New Jersey Planting Schedule by Zone
New Jersey spans 4 zones — find yours below for the most accurate dates.
| Zone | Last Frost | Start Indoors | Transplant |
|---|---|---|---|
| 6b | Wednesday, April 15, 2026 | Wednesday, February 18, 2026 | Wednesday, April 29, 2026 |
| 7a | Friday, April 10, 2026 | Friday, February 13, 2026 | Friday, April 24, 2026 |
| 7b | Sunday, April 5, 2026 | Sunday, February 8, 2026 | Sunday, April 19, 2026 |
| 8a | Friday, March 20, 2026 | Friday, January 23, 2026 | Friday, April 3, 2026 |
Dates based on average last frost. Check your local forecast before planting.
🌿 About Basil
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Growing Basil in New Jersey: Complete Guide
Basil (Ocimum basilicum) is a warm-season crop that needs a head start indoors before New Jersey's last frost. Most New Jersey gardeners begin seeds indoors around Sunday, February 8, 2026 and move transplants outside around Sunday, April 19, 2026, after the risk of frost has passed.
Because New Jersey stretches across 4 USDA hardiness zones (6b, 7a, 7b, 8a), planting windows can shift by as much as two to four weeks from one end of the state to the other. Gardeners in the warmer southern zones can start earlier, while those in cooler northern zones should wait until the zone table above shows their last frost has passed.
With 60 days to maturity, Basil needs the indoor head start that New Jersey's growing season requires. Starting indoors ensures you have strong transplants ready the moment outdoor conditions are right.
Basil requires full sun (6-8 hours) and regular (keep moist) moisture. Most of New Jersey receives adequate sunlight during the growing season, though gardeners in humid eastern regions should watch for fungal issues and ensure good air circulation.
For the most precise planting dates tailored to your exact location, enter your ZIP code on our planting calendar or use the zone table above to find the schedule for your area of New Jersey.
Growing Basil in New Jersey: Local Tips
Climate-specific advice for New Jersey gardeners.
Cold kills basil instantly
One dip below 50°F causes black, wilted leaves; don't transplant outdoors until nighttime temps are reliably above 55°F — typically late May to early June in most of the Northeast.
Downy mildew is endemic
Basil downy mildew spreads rapidly in humid northeastern summers; choose resistant varieties like Amazel or Rutgers Devotion, or plan to make pesto before the mildew arrives in August.
Frequently Asked Questions
When should I plant Basil in New Jersey?
In New Jersey, start Basil seeds indoors around Sunday, February 8, 2026 and transplant outdoors around Sunday, April 19, 2026 after your last frost. New Jersey spans zones 6b–8a, so dates shift by 1–4 weeks depending on where you live.
What is the last frost date in New Jersey?
New Jersey spans 4 USDA zones (6b, 7a, 7b, 8a), so last frost dates vary by region. Boonton, Mountain Lakes, Butler (6b) sees frost until around Wednesday, April 15, 2026, while Bridgeport, Brigantine, Cape May (8a) is frost-free much earlier.
How long does Basil take to grow in New Jersey?
Basil takes about 60 days from transplant (or direct sow) to harvest. Starting seeds indoors in New Jersey gives you a head start so plants are ready to go out after the last frost.
What USDA zones does New Jersey cover for Basil?
New Jersey includes zones 6b, 7a, 7b, 8a. Basil grows well across all of these zones with adjusted timing — use the zone table above to find the right dates for your part of the state.
Find Precise Dates for Your City
Select a city for exact planting dates based on local frost records.