All cool-season grasses are established by seed or sod ... identification is usually only possible by analyzing the seedhead. The 5 species are slender creeping red fescue, strong creeping red fescue, ...

Crabgrass is a low, fast-creeping ... the season unfolds and eventually disappear. You can speed things up by removing dead crabgrass patches by hand. Another possibility is warm-season grass ...

Perennial ryegrass (Lolium perenne) is found in lawns all across the United States. In cooler climates, it's a popular ...