You are viewing all Organic Growers Supply products related to “Bt.”

Plant Protection and Pest Control

Insecticides

DiPel® DF
Insecticide
DiPel® DF
8753 Biological insecticidal dry flowable wettable powder. Commercial strength Bt (Bacillus thuringiensis subsp. kurstaki), approx 32,000 IU/mg.... read more
Safer® Brand Caterpillar Killer
Insecticide
Safer® Brand Caterpillar Killer
8756 for Trees, Shrubs & Vegetables Concentrate II. Liquid concentrate Bt (Bacillus thuringiensis subsp. kurstaki) Labeled for a variety of caterpillar... read more