Barley straw flakes pond treatment for 5,000 gallons, lasts 3 months. Place in garden pond for clear water. Treats up to 5000 gallons of water. To conceal may be placed in skimmer. Barley straw flakes work 2 to 3 times faster than barley straw to clear your pond water. Smaller amounts do the same work of larger barley straw bales.
