Scientific Name: Lolium perenne
Common Name: Perennial Ryegrass
Perennial Ryegrass is a cool-season grass that thrives in moderate heat and cool winters. Its fast germination time has made it popular among various crowds across the states, whether looking for fast establishment or quick color. In the northwest states climate, it has thrived and become one of the region's most widely used lawn grasses.
Perennial Ryegrass can withstand light shade but prefers sunlight. Like its name states, Perennial Ryegrass comes back year after year, making it a great choice for lawns. Typical Perennial Ryegrass requires an inch of either irrigation or water every week to be able to survive.