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Kentucky Bluegrass
Kentucky Bluegrass image 1
Kentucky Bluegrass image 2
Kentucky Bluegrass image 3
Mowing Height
Mowing Height
Irrigation
Irrigation
Shade Tolerance
Shade Tolerance

Establishment Method

Sod
Sod
Seed
Seed

Maintenance Programs

Maintenance Program 1
Cool Season Zone
Maintenance Program 2
Warm Season Zone

Kentucky Bluegrass

Poa pratensis

Introduction

Kentucky Bluegrass is a cool-season turfgrass prized for its rich, dark-green color, fine texture, and dense, carpet-like growth. It is the classic lawn grass of northern climates, providing a soft and durable surface that performs best under cool, moist conditions. Its ability to recover from damage through underground rhizomes makes it a popular choice for home lawns, sports fields, and parks.

Kentucky Bluegrass Maintenance Programs

Maintenance Program 1
Cool Season Zone
Maintenance Program 2
Warm Season Zone

Identification

Kentucky Bluegrass has smooth, boat-shaped leaf tips and a fine to medium blade texture. The grass spreads by rhizomes, forming a dense sod that can self-repair from small patches of damage. It has a bright to dark blue-green hue and a soft feel. When viewed closely, the leaves display a prominent midrib and a glossy underside.

Climate Adaptation

Kentucky Bluegrass thrives in cool to temperate climates with cold winters and mild summers. It performs best in regions with adequate rainfall or irrigation and well-drained soils. It is not well suited to areas with prolonged heat or drought but can persist in the transition zone with supplemental irrigation.

Advantages

  • Deep, rich color and fine texture give it an elegant appearance
  • Forms a dense, self-repairing sod through rhizomes
  • Excellent cold tolerance and winter hardiness
  • Soft and comfortable underfoot
  • Suitable for blends with perennial ryegrass or fescue to improve establishment and durability

Challenges

  • Poor heat and drought tolerance without irrigation
  • Can go dormant or thin out during hot, dry summers
  • Requires moderate to high fertility and moisture for best performance
  • Susceptible to diseases such as leaf spot and summer patch under stress
  • Slower germination compared to ryegrass varieties
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