https://aquaplant.tamu.edu/management-options/filamentous-algae/

Diquat (Rated: Good)
Alkylamine Salts of Endothall (Rated: Good)
Flumioxazin (Rated: Good)
Sodium Carbonate Peroxyhydrate (Rated: Good)

I personally control it in my ponds by managing nutrients through a healthy population of plants. Copper fungicides work well but can accumulate in soils.

Last edited by RAH; 05/11/22 08:04 AM.