Mark:

Can you take a picture or 2 of it? I don't think it's all algae, none that I know of have "little green leaves". There's only a few plants that aren't algae that Cutrine plus will work on, so it (Cutrine Plus) may be only part of the solution for your pond.

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3/4 to 1 1/4 ac pond LMB, SMB, PS, BG, RES, CC, YP, Bardello BG, (RBT & Blue Tilapia - seasonal).