GreenClean Granular Algaecide
Get tough on algae with with GreenClean®, an EPA Registered granular algaecide!
GreenClean is great for killing the algae. Apply it and watch most filamentous or string algae die before your eyes!
GreenClean can cause an increase in salinity or rise in pH, so be sure to test your pond water especially if you have ammonia levels above 0.8 mg.L.
GreenClean E.P.A. Registration Number 70299-4