Blue Thumb Barley Straw Pellets, 5 Pounds

Blue Thumb Barley Extract provides a natural solution for maintaining a clean and healthy pond all year long! As barley straw slowly degrades, it emits a natural extract effective for clarifying pond water.

• Includes mesh application bag
• Safe to use around aquatic life
  
• Treats up to 5000 gallons for up to 3 months