Frost Dates for Mount Holly, NJ 08060

Last spring frost May 3 · First fall frost October 12 · 162 frost-free days · USDA Zone 7b

Frost probability for 08060

Frost10%50%90%
Spring (last frost)May 17May 3April 18
Fall (first frost)September 28October 12October 25

Dates come from NOAA 1971–2000 freeze probabilities at the nearest reporting station (10.2 km away); the 50% date is the median year.

Month by month in Mount Holly

MonthWhat to do
JanuaryPlan your garden layout and order seeds. Research varieties suited to your frost dates.
FebruaryStart the slowest-growing crops indoors: onions, leeks, and celery (10–12 weeks before last frost).
MarchStart peppers and eggplant indoors 8–10 weeks before your last frost (around May 3). Start tomatoes about two weeks later, 6–8 weeks before last frost.
AprilStart herbs, basil, and squash indoors (4–6 weeks before frost). Direct sow peas, spinach, and lettuce if soil is workable.
MayLast frost around May 3. Transplant cold-hardy crops (broccoli, kale, cabbage). Harden off tomato and pepper seedlings.
JuneFrost has passed. Transplant tomatoes, peppers, and basil outdoors. Direct sow beans, cucumbers, squash, and zucchini.
JulySuccession plant lettuce and greens. Keep beds weeded and watered consistently.
AugustHarvest regularly to encourage production. Monitor for pests and disease.
SeptemberFirst fall frost approaching (around October 12). Transplant fall brassicas. Sow spinach, arugula, and radishes.
OctoberFirst frost around October 12. Harvest tomatoes and peppers before frost. Cover cold-hardy crops with row covers to extend the season.
NovemberHarvest remaining cold-hardy crops: kale, carrots, and beets. Plant garlic bulbs for next year.
DecemberClean up spent plants. Add compost to beds. Rest, review, and plan next year's garden.

What grows in a 162-day season

Frequently Asked Questions

What is the last frost date for Mount Holly, NJ (ZIP 08060)?

The median last spring frost date for Mount Holly, NJ (ZIP code 08060) is around May 3. This is the 50th-percentile date — meaning half of all years see frost end before this date. Use the 10% and 90% dates to understand the full range of risk in your area.

What is the first fall frost date in Mount Holly, NJ?

The median first fall frost date for Mount Holly, NJ is around October 12. Plan to harvest or protect frost-sensitive crops like tomatoes and peppers at least a week before this date to avoid losses.

How long is the growing season in Mount Holly, NJ?

The frost-free growing season in Mount Holly is about 162 days. This window — from your last spring frost to your first fall frost — is when warm-season vegetables thrive. Cold-hardy crops like kale, spinach, and peas can extend your season by weeks on either side.

What USDA hardiness zone is Mount Holly, NJ?

Based on frost date patterns, Mount Holly falls approximately in 7b. USDA hardiness zones are determined by average annual minimum winter temperatures and guide both plant selection and planting timing for your location.

When should I start tomatoes indoors in Mount Holly, NJ?

Start tomato seeds indoors 6–8 weeks before your last frost date (around May 3). For Mount Holly, that's roughly March 8 to March 22. Transplant outdoors 1–2 weeks after your last frost.

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