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Grand Slam GLR


Montecito Country Club

Grand Slam GLR California Lutheran University

California Lutheran University

Grand Slam GLR California Lutheran University
California Lutheran University


A blend of three elite perennial ryegrass varieties that have shown resistance to gray leaf spot disease of perennial ryegrasses. These perennial ryegrass varieties are among the latest to be introduced and have shown to produce excellent turf quality and are ideal for overseeding existing turf.



  • Gray Leaf Spot Resistance
  • Higher density
  • Fine texture
  • Dark blue-green color
  • High endophyte level
  • Dwarf leaf orientation
  • Better heat and drought tolerance
  • Improved mowability


  • Less susceptible to warm weather disease
  • Improved traffic tolerance
  • Attractive, uniform appearance
  • Less fertilizer needed
  • High resistance to above ground insects
  • Less mowing, lower mowing costs
  • Improved summer performance
  • Reduced leaf shredding during mowing


Grand Slam GLR is a natural for overseeding dormant warm season grasses or for permanent turf on:
Golf courses, Cemeteries, commercial developments, sportsfields, parks,residential lawns, sod production

Seeding Rates

New turf: 10-12 pounds per 1000 square feet (400-500 pounds per acre).
Overseeding: 6-8 pounds per 1000 square feet (250-350 pounds per acre).


Germination: 6-12 days with proper irrigation.
First mowing: Approximately 21 days or when turf reaches two inches in height.
First limited use: Approximately 30 days.

Adaptability & Care

Climatic Conditions: All (except high altitude)
Soils: Sandy to heavy clay. Not good for extremely wet or shaded areas.
pH range: 5.5 to 8.5
Fertilization: 4 to 5 pounds of actual nitrogen per 1000 sq ft per year. Use a balanced fertliizer with a 3:1:2 ratio of NPK with sulphur.
Mowing height: 1/2 to 1-1/4 inches in cool seasons, 1-1/2 to 2-1/2 inches in warm seasons.

Quality Assurance

“Grand Slam GLR” is a registered trademark of Stover Seed Company and is available only from Stover Seed or an authorized dealer. The ingredients used in “Grand Slam GLR” are exclusively distributed by Stover Seed and represent the latest improvements in turfgrass breeding and development.

Accept no substitutions.

Ingredients & Specifications

Paragon GLR Perennial Ryegrass
Pizzazz Perennial Ryegrass
Manhattan 4 Perennial Ryegrass

98% Minimum purity
90% Minimum germination
300,000 seeds per pound

Recent Planting Sites

George “Sparky” Anderson Memorial Field, Cal Lutheran, Thousand Oaks
Valley Club Golf Course, Montecito

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