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Grand Slam™

Perennial Ryegrass Blend



A superior blend like perennial ryegrass blend of four elite turf-type perennial ryegrasses seed are specifically blended for California. These grasses are improved second and third generation varieties and represent the top performers in recent USDA turf trials.

  • Excellent seedling vigor
  • Fine texture
  • Higher density
  • Dwarf leaf orientation
  • Dark blue-green color
  • High endophyte level
  • Improved disease resistance
  • Better heat and drought tolerance
  • Improved mowability
  • Rapid establishment
  • Attractive, uniform appearance
  • Improved traffic tolerance
  • Less mowing, lower mowing costs
  • Less fertilizer needed
  • High resistance to above ground insects
  • Improved turf quality, less use of chemicals
  • Improved summer performance
  • Reduced leaf shredding during mowing

“Grand Slam” is a natural for overseeding dormant warm season grasses or for permanent turf on: Golf Courses, Sportsfields, Cemetaries, Parks, Commercial developments, Residential lawns.

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.
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: 2 to 4 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 inches in warm seasons.

Quality Assurance

“Grand Slam” 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” are exclusively distributed by Stover Seed and represent the latest improvements in turfgrass breeding and development.
Accept no substitutions.

Ingredients & Specifications

All Star 2 Perennial Ryegrass
Top Hat Perennial Ryegrass
Esquire Perennial Ryegrass
Keystone Perennial Ryegrass

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

Recent Planting Sites

LA Unified School District sports fields
Family Housing, Camp Pendelton
Dan Young Soccer Complex, Centennial Park, City of Santa Ana
SCGA Golf Course, Murietta
Diamond Ranch High School, Brea
Green Tree Golf Course, Victorville
City of Torrance Parks
Antelope Valley Junior College
Long Beach Unified School District
Pepperdine University
City of Culver City
City of Lancaster, Soccer Fields
Claremont Golf Course

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