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, excellent cold tolerance, moderate heat tolerance, and goes dormant during severe summer heat or drought.
About This Grass
Fine to medium texture, dark green color, upright growth reaching up to 24 inches if unmowed, featuring a pyramidal panicle seed head.
Blade Characteristics
Narrow blades with characteristic boat-shaped tips, folded vernation, distinct parallel veins, and a short membranous ligule without auricles.
Growing Information
Growth Habit
Aggressively rhizomatous, forming a dense turf and spreading moderately fast
Sunlight & Water Needs
Requires full sun for optimal growth, moderate to high watering needs, poor drought tolerance entering dormancy, prefers well-drained fertile soils with pH 6.0 to 7.0.
Mowing & Maintenance
Mow at 2.0 to 3.0 inches regularly, high maintenance with frequent fertilization and potential dethatching required due to dense thatch production.