Fast-growing grass seeds can add a lawn to your yard in only a few weeks. Learn about the best fast-growing grass seeds for ...

Perennial ryegrass (Lolium perenne) is found in lawns all across the United States ... consider cereal rye (Secale cereale).

These clumps are annual ryegrass whose seeds found their way into your lawn. Annual ryegrass is a cool season grass. The seeds germinated in the late fall when the temperatures dropped.