1 Lb. Copper Sulfate Pentahydrate 99.9% Crystals Fine Grade

1 Lb. Copper Sulfate Pentahydrate 99.9% Crystals Fine Grade

Regular price $10.95 Sale

Copper 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 preservative (prevents dry rot),

...or simply grow lovely blue crystals.