Gardening in New Jersey

Everything we have worked out for New Jersey: what to plant and when, which varieties finish in time, the pests that actually turn up here, and the jobs that pay off month by month. We also cover the rest of the property, from lawns and soil to home care and energy, because a garden rarely stops at the vegetable bed.

The numbers first, because everything else follows from them. Measured at the weather station in Newark, the last spring freeze runs March 29 to April 6 and the first fall freeze runs November 4 to November 16, USDA zones 6a-7b, 3,881 growing degree days in the year.

Garlic does well: 21.8 weeks below 40 °F, comfortably past the six it needs to form a proper head.

Elsewhere on the property in New Jersey: the pests that turn up here.

Figures from NOAA's 1991-2020 climate normals. A state is not one climate: elevation, a large lake or the coast can move these dates by two weeks either way, so check your own county with the extension service before you spend money.

When to Sow Parsnips in New Jersey

When to Sow Parsnips in New Jersey

In New Jersey, sow parsnip seed directly in the garden between roughly March 8 and March 23, two to three weeks before the last spring frost, which…

Will Carrots Fork in New Jersey Soil?

Will Carrots Fork in New Jersey Soil?

New Jersey’s representative soil, the Downer series, runs 79 percent sand and only 6 percent clay, with a well-drained profile that carrots generally like.

When to Sow Beets in New Jersey

When to Sow Beets in New Jersey

In New Jersey, get beet seed into the ground directly (beets don’t transplant well) two to three weeks before the last spring frost.