SeedRanch Copper Sulfate Pentahydrate 99.9% Crystals – 10 Lbs.

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Copper Sulfate Crystals

  • 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.

 Usage: For pipeline systems (toilets, etc.) – 1 cup down drains every 2 weeks or 2 cups per month. 

EPA Reg: 829-210


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