Amaze, 10 LB Grass & Weed Preventer, Pre-Emergent Herbicide For Control Of Most Annual Grasses & Certain Broadleaf Weeds, Provides The Longest Lasting, Pre-Emergent Weed Control In Ornamentals, 6 To 8 Months, Granular Formulation Can Be Safely Applied Over The Top Of Foliage, Contains 1% Balan & 1% Surflan.