lolium perenne, plantago major, polygonum aviculare, trifolium repens, achillea millefolium, cichorium intybus, anthemis cotula, centaurium erythraea, convolvulus arvensis, cynodon dactylon, lysimachia arvensis, matricaria chamomilla, matricaria discoidea, medicago lupulina, poa annua, verbena officinalis