Pruning Sealer is a superior protective seal for pruned, grafted or damaged trees, roses or shrubs. Kills and keeps out infections and insects. Won’t burn or run. Also can be used to waterproof planting pots, wood tubs, canvas. Brown to blend with tree bark. Contains an antiseptic and a sealant. Active ingredients: aliphatic petroleum solvent, petroleum asphalt, calcium carbonate, hydrous aluminum silicate, methanol.