These Clear-Water Barley Straw Bales act as a natural clarifier to help keep your pond looking clean and clear all season long. As Barley decomposes, it releases substances into your pond water that inhibit algae growth. Help prevent the onset of many types of nuisance algae with this best-selling, all-natural pond treatment. Clear-Water Barley Straw is safe for fish, plants, and other pets and wildlife.
Each small sized bale treats 500 gallons of water.
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