Physan 20 can also be used as a disinfectant for all your tools, pots, and potting surfaces.
16 oz. & 1 gallon
$11.95 – $51.95
An extremely effective fungicide, bactericide, virucide, and algaecide. Use Physan 20 as a root wash to control Root Rot, Crown Rot, Botrytis, and algae – the main cause of fungus gnats.