2023 USDA Plant Hardiness Zone Map (2024)

FAQs

Where is zone 7a in New Jersey? ›

A pocket of Southern New Jersey around the Swedesboro area and the northern Monmouth County coast near Keansburg and Leonardo fall within this zone too. But head up the coast from Cape May to Long Beach Island and you'll be in zone 7a.

Climate Change

Compared to the 2012 and 1990 maps, zone boundaries in this 2023 edition have shifted in many areas. The new PHZM is generally about one quarter-zone warmer than reported in the 2012 PHZM throughout much of the United States, as a result of a more recent averaging period (1976-2005 vs. 1991-2020).

New Jersey is in USDA plant hardiness zones 6-7. Use your last and first frost dates below to calculate your planting schedule.

From east to west, it begins in small areas of southern Connecticut. It then stretches south through Virginia, east through Tennessee and northern Arkansas, and southwest through the Texas panhandle and New Mexico, then narrows and winds north through Nevada, California, Oregon, and Washington.

New Jersey is in USDA Hardiness Zones 6 and 7. Much of Zone 6 is in the northern fourth of the state, with one patch in the southern half.

The hardiness zone of Cape May is 8a with an average annual extreme minimum air temperature of 10.8 °F (−11.8 °C).

Zone 7a: This subzone has a minimum average temperature of 0° to 5°F. Zone 7b: This subzone has a minimum average temperature of 5° to 10°F.

USDA Plant Hardiness Map:

Zone 1 is the coldest; zone 11 is the warmest. The USDA Plant Hardiness Zone Map helps gardeners determine which plants are most likely to thrive at a location. The map is based on the average annual minimum winter temperature, divided into 10-degree F zones.

Comparing the 2023 map to the previous version from 2012 clearly shows that as climate change warms the Earth, plant hardiness zones are shifting northward.

Selecting Your Garden Crop in New Jersey

These vegetables will taste notably better picked from your kitchen garden when compared to the supermarket variety! Vegetables that do well in northern New Jersey include asparagus, snap beans, cucumbers, eggplants, peas, peppers and of course tomatoes.

What zone is Newark NJ in for planting? ›

According to the 2023 USDA Hardiness Zone Map Newark, New Jersey is in Zones 7a (0°F to 5°F) and 7b (5°F to 10°F).

According to the 2023 USDA Hardiness Zone Map Atlantic County, New Jersey is in Zones 7a (0°F to 5°F), 7b (5°F to 10°F) and 8a (10°F to 15°F). This is a change from the 2012 USDA Hardiness Zone Map which has Atlantic County in Zones 6b (-5°F to 0°F), 7a (0°F to 5°F) and 7b (5°F to 10°F).

Where is Zone 8? USDA Zone 8 spans mainly from coastal Virginia to central Texas, including the entirety of South Carolina, Georgia, Alabama, and Mississippi.

Zone 7. In zone 7, cool-weather vegetables can usually be planted outdoors in early February. These crops include beets, broccoli, cabbage, carrots, lettuce, onions, peas, potatoes, radishes, spinach, turnips, kale and collards. Plant corn in March.

Zone 6 starts in the Mid-Atlantic United States (including parts of New York, New Jersey, Pennsylvania, and West Virginia) and extends slightly down the Atlantic Coast to include North Carolina, Maryland, and the District of Columbia.

According to the 2023 USDA Hardiness Zone Map Newark, New Jersey is in Zones 7a (0°F to 5°F) and 7b (5°F to 10°F).

According to the 2023 USDA Hardiness Zone Map Jersey City, New Jersey is in Zones 7b (5°F to 10°F) and 7b (5°F to 10°F). This is a change from the 2012 USDA Hardiness Zone Map which has Jersey City in Zones 7a (0°F to 5°F) and 7b (5°F to 10°F).

According to the 2023 USDA Hardiness Zone Map Jersey Shore, Pennsylvania is in Zones 6b (-5°F to 0°F). This is a change from the 2012 USDA Hardiness Zone Map which has Jersey Shore in Zones 6a (-10°F to -5°F).