Parkland Grass SeedAvailable in 5lb, 25lb, 50lb Bags The Willowlee Sod Farms TWCA Parkland Seed blend is a unique mixture of six different seed types that blend to make a premium lawn seed. This grass seed is part of the TWCA (Turfgrass Water Conservation Alliance) and is drought resistant and requires less water. Our seed blend contains the following grass seed types: 15% Creeping Red Fescue 15% Miser Creeping Red TWCA 10% Kentucky Bluegrass 15% Diva Kentucky Bluegrass