When to Dethatch a Lawn in Idaho

Weeds sprouting along a concrete edge in a lawn area during warm season.

Most Idaho lawns never need dethatching. Before you rent a machine, cut a wedge out of the turf and measure the spongy brown layer under the green.

How High to Mow a Lawn in Idaho

Weeds sprouting along a concrete edge in a lawn area during warm season.

Mow tall fescue at 3 to 3.5 inches, Kentucky bluegrass at 2 to 3, perennial ryegrass at 1.5 to 2.5, and zoysiagrass or bermudagrass at 1 to 2.

When to Aerate a Lawn in Minnesota

Weeds sprouting along a concrete edge in a lawn area during warm season.

Cool-season Minnesota lawns are aerated in fall while the grass is still growing, using a core aerator on moist soil, with the job finished ahead of the first freeze.

When to Plant Grass Seed in Georgia

Weeds sprouting along a concrete edge in a lawn area during warm season.

In the Atlanta area, cool-season seed (tall fescue, Kentucky bluegrass, perennial ryegrass) goes down in early fall, and warm-season seed (zoysiagrass…