New Jersey Planting Guide & Growing Season
New Jersey is in USDA hardiness zone with a growing season of 195 days. The average last spring frost is Apr 1 - May 1 and the average first fall frost is Oct 10 - Nov 10.
Growing Conditions in New Jersey
How New Jersey Compares
Compare New Jersey's growing conditions with states that have similar climates.
| State | USDA Zone | Last Frost | First Frost | Season (days) |
|---|---|---|---|---|
| New Jersey (NJ) | Apr 1 - May 1 | Oct 10 - Nov 10 | 195 | |
| Alabama (AL) | Mar 1 - Apr 1 | Oct 25 - Nov 15 | 220 | |
| Alaska (AK) | May 15 - Jun 15 | Aug 15 - Sep 15 | 105 | |
| Arizona (AZ) | Feb 1 - Apr 15 | Oct 15 - Dec 15 | 270 | |
| Arkansas (AR) | Mar 15 - Apr 15 | Oct 15 - Nov 1 | 210 | |
| California (CA) | Jan 15 - Apr 15 | Oct 15 - Dec 31 | 290 |
Frequently Asked Questions About Gardening in New Jersey
When should I start seeds indoors in New Jersey?
In New Jersey, the average last frost date is Apr 1 - May 1. Start most seeds indoors 6-8 weeks before this date. The USDA hardiness zone for New Jersey is undefined, with a growing season of approximately 195 days.
What USDA hardiness zone is New Jersey?
New Jersey falls in USDA hardiness zones undefined. This affects which perennial plants will survive winter and influences optimal planting times.
When is the first frost in New Jersey?
The average first frost date in New Jersey is Oct 10 - Nov 10. Plan to harvest cold-sensitive crops before this date or protect them with row covers.
How long is the growing season in New Jersey?
New Jersey has an average growing season of 195 days, from the last frost (Apr 1 - May 1) to first frost (Oct 10 - Nov 10). This moderate season works well for most common vegetables.
Plan Your Garden
Use our seed starting calculator to get personalized planting dates, or browse all states.