Gardening in Minnesota

Everything we have worked out for Minnesota: 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 Minneapolis, the last spring freeze runs April 17 to April 30 and the first fall freeze runs October 11 to October 23, USDA zones 3a-5a, 3,013 growing degree days in the year.

Garlic does well: 30.4 weeks below 40 °F, comfortably past the six it needs to form a proper head.

Elsewhere on the property in Minnesota: 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 Pumpkins in Minnesota

When to Sow Pumpkins in Minnesota

Minnesota gardeners get one real planting signal for pumpkins: soil temperature, not the calendar. Once soil reaches 65°F, seeds can go in the ground.

When to Sow Parsnips in Minnesota

When to Sow Parsnips in Minnesota

Sow parsnip seed directly in the garden bed 2 to 3 weeks before the last spring frost, which lands between April 17 and April 30 in the Twin Cities.

Will Parsnips Sweeten in Minnesota?

Will Parsnips Sweeten in Minnesota?

Yes, across most of Minnesota. The state’s winters hand parsnips exactly what they need to turn stored starch into sugar: long stretches of air well…