Copper Sulfate Powder Pentahydrate - 5 Lbs.
$19.95
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Copper Sulfate Powder (Pentahydrate)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 preservative (prevents dry rot), ...or simply grow lovely blue crystals. STATES NOT REGISTERED AK
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