Electric weed control on rooftop gardens With eWeeding Roller weeds stay away for four to six weeks Heleen Kommers, Wednesday 17 September 2025 At a certain point, Wimmersson was approached by Loohorst Landscaping, which was working on rooftop gardens in Amersfoort and Arnhem and also wanted to try out the eWeeding Roller. ‘It worked perfectly,’ says Rik van Viegen, sales manager at Wimmersson. ‘Despite the specific conditions on rooftop gardens.’