Credo : Crested Dogstail.

  Creepstar : Perennial Ryegrass

  Crenshaw : Creeping Bent

  Cropper : Perennial Ryegrass.

  Crystal : Hard Fescue

  Crystal Bluelinks : Creeping Bentgrass.

  CY2 : Creeping Bent

  Cygnus : Chewings Fescue

  Cynthia : Smooth Stalked Meadow Grass

  Cyrena : Perennial Ryegrass

  Daehnfeldt : Perennial Ryegrass

  Dagita : Tufted Hair Grass

  Dakisha : Smooth Stalked Meadow Grass

  Dali : Perennial Ryegrass

  Dancer : Perennial Ryegrass

  Dancing : Chewings Fescue

  Danilo : Perennial Ryegrass

  Danish : Strong Creeping Red Fescue.

  Darius : Perennial Ryegrass

  Darwin : Chewings Fescue

  Dasas [1] : Smooth Stalked Meadow Grass.

  Dasas [2] : Strong Creeping Red Fescue

  Dauntless : Smooth Stalked Meadow Grass

  Dawson : Slender Creeping Red Fescue

  Debussy 1 : Tall Fescue

  Delaware : Perennial Ryegrass

  Delaware Dwarf : Perennial Ryegrass

  Delft : Smooth Stalked Meadow Grass

  Delta : Smooth Stalked Meadow Grass.

  Denso : Browntop Bent

  Deploy : Fine Leaved Timothy

  Derby : Perennial Ryegrass

  Desanto : Tufted Hair Grass

  Deshade : Tufted Hair Grass

  Dickens 1 : Perennial Ryegrass

  Diego : Strong Creeping Red Fescue

  Diplomat : Perennial Ryegrass

  Dipper : Strong Creeping Red Fescue

  Disco : Perennial Ryegrass

  Discovery : Hard Fescue