As the PGA Tour crosses back and forth from West to East coast, grass types, specifically putting surfaces, are a constant talking point. The grain of the grass takes a particular focus in southern climates where the heat resistant strains tend to push and pull the golf ball more than northern varieties. The afternoon clumps of grass noted at Torrey Pines with its Poa Annua to the burnt cup edges at PGA National with its Bermuda, the warm zone growing grass are hearty.