What to Plant in Connecticut in December
Little to nothing goes into open ground in Connecticut in December, and that’s the honest starting point.
Gardening in Connecticut
Everything we have worked out for Connecticut: 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 Bridgeport, the last spring freeze runs April 2 to April 12 and the first fall freeze runs October 28 to November 10, USDA zones 6a-7b, 3,314 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 Connecticut: 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.
What to Plant in Connecticut in August
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When to Plant Onions in Connecticut
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