Arber Organic Bio Protectant

Increases the natural defenses of your plants. This biological plant extract, made from knotweed and other ingredients, not only stimulates growth, but boosts a plant’s immune system, helping it to ward off disease. Can also be used to control diseases, including powdery mildew, botrytis, black spot on roses, white mold, leaf spot, rust and more. Apply as either a soil drench or foliar spray and use on both vegetables and fruits, as well as ornamental trees and shrubs. Cannot ship to; AK, CA, HI. 16 oz. concentrate.