Kentucky Bluegrass
Poa pratensis · Cool-season, perennial, C3
AI-generated identification · may be incorrect
Grass Category
Lawn/Turf
Hardiness Zones
USDA Zones 3 to 7, exhibits excellent cold tolerance and enters winter dormancy in freezing temperatures.
About This Grass
Forms a dense, fine-textured sod reaching heights of 1 to 2 feet if un-mowed. Features a characteristic open, pyramidal panicle seed head.
Blade Characteristics
Narrow blades with distinctive boat-shaped tips, V-shaped vernation, and membranous ligules without auricles.
Growing Information
Growth Habit
Aggressively rhizomatous, forming a dense turf via underground runners.
Sunlight & Water Needs
Requires full sun and moderate to high moisture; goes dormant during severe summer drought. Prefers well-drained, fertile soils with a pH of 6.0 to 7.0.
Mowing & Maintenance
Mow at 2 to 2.5 inches frequently during the growing season. High maintenance requirement with regular fertilization and aeration.