What is crabgrass? Crabgrass (Digitaria) is an aggressive warm-season annual plant that is an unwanted visitor in gardens and yards. It often outperforms other plants, crowding them out and using up ...

Crabgrass seeds begin to germinate once soil reaches a certain temperature in mid-spring. Targeted action after crabgrass appears is important. Build a healthy lawn to prevent crabgrass. Chances are, ...

Crabgrass — the bane of many homeowners — is a troublesome plant. Not only does it outgrow and outcompete more polite lawn grasses, it can actually poison other plant competitors, according to a study ...