- General Hydroponics Defguard Bio fungicide/bactericide is an OMRI-Listed Bio fungicide and bactericide for use in organic gardening that's effective against a variety of pathogens, particularly botrytis (which causes botrytis blight, or gray mold) and powdery mildew.
- Targets botrytis, powdery mildew, and more. Defguard is a certified organic Bio fungicide and bactericide that's effective against a variety of pathogens, particularly botrytis (which causes botrytis blight, or gray mold) and powdery mildew.
- Applying Defguard early and often prevents bad fungi and bacteria from establishing themselves on leaves in the first place. Better yet, it promotes overall plant growth and vigor.
- Made in the United States.
