polygonum aviculare, achillea millefolium, amaranthus retroflexus, cichorium intybus, cynodon dactylon, elymus repens, erodium cicutarium, lolium perenne, malva neglecta, matricaria chamomilla, matricaria discoidea, melilotus officinalis, mentha pulegium, plantago major, poa annua, rorippa sylvestris, urtica dioica, verbena officinalis, xanthium spinosum