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Seed Ranch > Algae & Moss Control > Copper Sulfate Pentahydrate Crystal

100% Pure Copper Sulfate

  • 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.


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Copper Sulfate Pentahydrate Powder/Crystal - 1 Lb.
Copper Sulfate (Pentahydrate) Crystals - 1 Lb.

Our Price: $8.50
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Copper Sulfate (Pentahydrate) Powder - 1 Lb.
Copper Sulfate (Pentahydrate) Powder - 1 Lb.

Our Price: $8.50
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Copper Sulfate Power - 5 Lbs.
Copper Sulfate (Pentahydrate) Crystals - 5 Lbs.

Our Price: $17.95
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Copper Sulfate Power - 10 Lbs.
Copper Sulfate (Pentahydrate) Crystals - 10 Lbs.

Our Price: $31.95
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Copper Sulfate Power - 20 Lbs.
Copper Sulfate (Pentahydrate) Crystals - 20 Lbs.

Our Price: $43.25
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