Barley straw has been used for algae treatment for decades. Its decomposition produces a by-product that breaks down under sunlight, killing algae. This extract is the by-product for the decomposition process and delivers the natural algae control of Barley straw without the draw backs:
– Works a minimum of 1 month quicker than Barley straw
– Not all Barley straw decomposition produces the by-product
– No need for ugly bails of straw in your pond.
– Completely natural
Treats 4,546 Litres.