For the removal of water borne algae.
Use 10ml per 454litres (100gal) can be used every 5 days if problem persists.
Safe to use with all pond plants.
Cause: A bloom of unicellular algae which usually occurs during periods of prolonged sunlight.
Symptoms: The pond water takes on a light or dark green discolour and your fish become difficult to see.
Green water can also be controlled with the use of a Cloverleaf Ultra Violet Sterilizer when used with a suitable pond pump and filter.