ANDERSONS, THE Barricade Granular Weed Preventer Prodiamine .58% Barricade Herbicide is for use in established turfgrass, lawns, sod nurseries, container ornamentals, feild grown ornamentals, landscape ornamentals, conifer nurseries, seedling nurseries, rights of way, roadways, roadsides, railways, equipment yards, tank farms, pumping stations, parking areas, storage areas, ungrazed fence rows, and christmas tree farms. Barricade is applied with a broadcast spreader at a rate of 10 pounds per 5000 square feet.