Beckett 1000 Gallon Barley Straw Bales Natural Filtration For Clean, Clear Water in Ponds, Water Gardens, 4 oz.

Beckett 1000 Gallon Barley Straw Bales Natural Filtration For Clean, Clear Water in Ponds and Water Gardens. Natural barley 4 oz. straw bales help keep water clean and clear. When used correctly, these all-natural bales release natural enzymes which help control unwanted algae blooms in your pond. Excellent for preventive maintenance prior to algae bloom conditions and in the winter months. Barley bales are safe to use in ponds with live animals and plants. Each package contains 2 barley bales. Each bale treats 1000 gallons of water and should be replaced every 3 months.