HG algae and mould remover removes the familiar mould, algae, lichen or from patios, paths, walls, roofs, fences and terra cotta pots, etc. After application the area will be clean within 36 hours. The cleaner goes deep into the surface, protecting it against re-growth for months at a time. 

HG algae and mould remover is of course not harmful to your grass and plants. HG algae and mould remover must be applied in dry weather and when no rain has been forecast for the next two days. Dilute HG algae and mould remover in a ratio of 1:20 with water, or a quarter of a bottle with half a bucket of water. Apply the solution with a watering can, broom, scrubbing-brush or plant spray. As HG algae and mould remover does not leave behind any harmful substances, the area does not have to be rinsed off. After treatment the surface is perfectly protected against re-growth for months.