19-0-3 with .125% Dimension combines a balanced slow release fertilizer with a pre-emergent herbicide
Dimension is a selective herbicide that provides pre-emergence & post-emergent control of listed annual grasses, such as crabgrass, and broadleaf weeds in established cool and warm season turf 
Do not apply this product to bentgrass
Some fine fescue varieties can also be sensitive to this product
Apply only to established turf prior to or very soon after crabgrass germination
20 lb. covers 5,000 sq. ft. 
50 lb. covers 12,500 sq. ft.