Tetra Pond Algae Control effectively combats: Algae blooms(green water). String and hair algae(Spirogyra). Blanket weed(Oedogonium). For use only in fountains and ornamental ponds with synthetic liners.
Can be used with plants and ornamental fish when used as directed. Do not use in ponds with invertebrates or crustaceans (e.g. crabs, shrimps or crayfish).
Dosage: 25 ml for every 300 gallons of pond water or 1/4 cup (60 ml) for every 720 gallons of pond water. Dedicate use of measuring cup to algaecide applications only.
Note: Not for use in ponds that domestic animals will drink from.