lolium perenne, plantago major, poa annua, trifolium repens, eragrostis minor, matricaria chamomilla, matricaria discoidea, medicago lupulina, poa compressa, polygonum aviculare, achillea millefolium, artemisia vulgaris, carum carvi, dactylis glomerata, erigeron canadensis, hypericum perforatum, lepidium ruderale, senecio vulgaris, trifolium pratense, urtica dioica, viola arvensis