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Brand Name: Hi-Yield
*Organic: No
*Product Type: Root Killer
*Product Form: Granules
*Container Size: 1.5 lb.
*Active Ingredient: Copper Sulfate
*Rain Proof: No
*Post Emergent: Yes
*Packaging Type: Canister
*Pre Emergent: No
*For Use On/Effective On: Tree Roots
*Use to clear out sewer lines, septic tanks and drain fields. Will not harm trees, shrubs, sewer or drain pipes. Formulated to quickly and economically kill and dissolve fungus and roots from trees and shrubs.