Nevada’s best cover crop choice depends less on a sowing date and more on which of two very different climates you’re gardening in: the cool high desert…

Cover crops go into Washington ground once the soil itself warms, not on the day frost risk officially ends.

Cereal rye and winter wheat are the safest bets for Nebraska cover crops because they survive the state’s coldest winters without fail, while legumes…

Cover crops go in Virginia once the soil itself holds steady warmth, not the day the calendar says frost is over.

The best cover crops for Montana are winterkill annuals like spring oats, field peas, forage radish, and mustard, plus fast summer covers like buckwheat…

In most of Vermont, cover crop seeding for cool-season species can start once soil temperatures climb into the 50s, typically in mid-to-late May, while…

Missouri gardeners get the best mileage from cereal rye and hairy vetch through winter, and from buckwheat or cowpeas during the summer fallow.

Utah’s cover-crop calendar answers to two things: how late the last spring frost lingers and how cold the coldest month runs.

For most of Mississippi, the winning cover crop lineup pairs a fast summer legume like cowpea or sunn hemp with a fall-sown mix of cereal rye, crimson…