matricaria chamomilla, spergularia media, amaranthus deflexus, lepidium coronopus, lolium perenne, polygonum aviculare, centaurea calcitrapa, hordeum murinum, malva nicaeensis, malva sylvestris, medicago minima, parapholis incurva, plantago weldenii, poa annua, rumex pulcher, sonchus oleraceus, verbascum sinuatum