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Ph.D World Cup/F3000 Perennial Rye Mix

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Ph.D. a customized perennial ryegrass blend comprised of only top rated varieties. It is recognized as a leading sports blend in the turf grass industry for superior performance for golf course overseeding from greens to roughs. Ph.D. provides a broad genetic background for a range of adaptation and improved horizontal disease resistance. It is scientifically blended for accurate regional adaptation, reduced mowing management and endophyte enhancement. Ph.D.® is an excellent choice for winter overseeding on greens, tees, and fairways where rapid transition is desired. Ph.D. can be used for permanent turf or overseeding and can be cut from a range as low as 0.12 inch to 2.5 inch in height.

PhD is a 3-way custom perennial ryegrass blend that provides dark, dense, durable turf. An excellent choice for lawns, parks, athletic fields and other greenspaces that receive four or more hours of daily sun exposure. Recognized as the leading sports blend in the turfgrass industry. Quick to establish. Often used for winter overseeding of warm season grasses.

Blend Includes:

  • Thrive Perennial Ryegrass - Lolium perenne.
  • Hancock Perennial Ryegrass - Lolium perenne.
  • Aspire Perennial Ryegrass - Lolium perenne.


  • Dark green color.
  • Quick establishment.
  • Strong wear tolerance.
  • Strong cold tolerance.
  • Disease resistant.

Available in: 

  • Comes by the pound and in pre-packaged 5 & 50 pound bags.