English Ryegrass (Lolium perenne 'Manhattan') is a cool-season perennial grass prized for its rapid germination and dense, glossy green foliage. Hardy in zones 3-8, this bunch-type grass thrives in full sun to partial shade with moderate water and maintenance. Its shallow root system and fine leaf blades (about 1/8 inch wide) create a tight, attractive turf that tolerates foot traffic exceptionally well, making it a workhorse for both residential lawns and athletic fields.
Partial Sun
Moderate
3-8
3in H x 3in W
—
High
Hover over chart points for details
Manhattan's real strength lies in its speed: it germinates quickly and establishes ground cover faster than most other cool-season grasses, making it invaluable as a starter in seed mixtures where it holds the fort until slower-growing varieties mature. The glossy, fine-textured foliage creates an attractive appearance while its tolerance for heavy traffic sets it apart from delicate ornamental grasses. This cultivar offers notably improved disease resistance compared to standard perennial ryegrass, a significant advantage in regions prone to fungal problems.
Manhattan English Ryegrass functions as a turfgrass for lawns, sports fields, and recreational areas. Its rapid germination makes it particularly valuable in seed mixtures, where it provides immediate green cover and protects soil while slower-growing grasses establish. Athletic field managers and professional turf specialists rely on its traffic tolerance and relatively quick recovery from wear.
No timeline data available yet for this variety.
Sow seeds directly into prepared seedbed in early spring or fall. Distribute seed evenly and rake lightly to ensure good soil contact. Keep soil consistently moist until germination occurs, typically within 7-14 days in favorable conditions.
Mow regularly to maintain turf quality, typically keeping the grass at 2.5 to 3 inches. Avoid cutting more than one-third of the leaf blade at any single mowing, as this stress can weaken the grass and invite disease. Consistent mowing encourages denser growth and prevents the tough flower and seed stems characteristic of this species from becoming unsightly.
Enter your ZIP code to see a personalized growing calendar for this plant.
“Lolium perenne is a cool-season grass species with deep roots in temperate agriculture, valued for centuries as a turfgrass. The 'Manhattan' cultivar represents modern breeding efforts to enhance the species' disease resistance and traffic tolerance, addressing weaknesses in the standard form. This improvement reflects decades of turf science focused on creating varieties that perform reliably in challenging conditions.”