Armillatox - Soap Based Outdoor Cleaner - 500ml MRA008 An excellent soil sterilant against soil-borne fungi such as clubroot, black spot, soil sickness, fairy rings etc. Also used as a winter wash on trees or washing down greenhouses. Vegetation-sourced, it can be used for clearing moss and algae from asphalt, tarpaulin or lawns. Totally biodegradable, which is useful for annual hygiene control and not liked by slugs and ants. Contains tar acids. £9.99 Quantity: