Bonide Pruning Wound Sealer is a protective dressing compound to be used after pruning or grafting and for torn bark or other damage. It sets quickly and seals the wound. This product can be used in any season to seal wounds of fruit trees, ornamental trees, shrubs and roses. Product may also be used to waterproof wooden tubs, planting pots, etc. Due to changes in shipping regulations, we cannot ship this item to California.