5 Lbs. Copper Sulfate Pentahydrate 99.9% Crystals Fine Grade Organic Bordeaux mix - blight

Organic Bordeaux mix - blight

or simply grow lovely blue crystals

Copper Sulfate Crystal Pentahydrate - Fine Grade

apple scab

5 Lbs. Copper Sulfate Pentahydrate 99.9% Crystals Fine Grade Organic Bordeaux mix - blightCopper Sulfate Crystal Pentahydrate Fine Grade 99+% Pure Copper Sulfate Powder Made in The USA from the Highest Grade Material. A versatile farm chemical: Pest control snails and slugs Pond cleaner algae, mosquito larvae Natural fungicide mildew Antiseptic household germs Organic Bordeaux mix blight, apple scab, leaf curl, etc.); Remove old tree stumps (bore a hole and insert Kill roots clogging septic tank pipes flush down the toilet. Wood and canvas