Kentucky Bluegrass
Poa pratensis · Cool-season, perennial, C3
AI-generated identification · may be incorrect
Grass Category
Lawn/Turf
Hardiness Zones
USDA Zones 3-7, excellent cold tolerance and fair heat tolerance, going dormant in extreme summer heat.
About This Grass
Forms a fine-textured, deep green turf with upright growth reaching 12 to 24 inches if unmowed. Produces an open, pyramidal panicle seed head at maturity.
Blade Characteristics
Fine to medium width, boat-shaped leaf tips, folded vernation, with a prominent membranous ligule and absent auricles.
Growing Information
Growth Habit
Aggressively rhizomatous, forming a dense turf mat.
Sunlight & Water Needs
Requires full sun and moderate to high moisture; exhibits moderate drought dormancy and prefers well-drained, fertile soils with pH 6.0-7.0.
Mowing & Maintenance
Mow at 2 to 3 inches regularly; high maintenance requiring moderate to high fertilization and occasional dethatching.
Identified on 9/27/2026