Weeds are sprayed with a low toxicity herbicide (Glyphosate) which can be used safely without harming people or animals, however weeds may return between treatments.
Mae c hwyn yn cael eu chwistrellu â chwynladdwr gwenwyn isel (Glyphosate) y gellir eu defnyddio'n ddiogel heb niweidio pobl neu anifeiliaid, fodd bynnag gall chwyn ddychwelyd rhwng triniaethau.