artemisia vulgaris, arenaria serpyllifolia, medicago lupulina, oenothera biennis, poa compressa, trifolium repens, apera spica-venti, arabidopsis arenosa, carduus acanthoides, carduus crispus, convolvulus arvensis, echium vulgare, erigeron canadensis, geranium pusillum, heracleum sphondylium, holcus lanatus, hypericum perforatum, lactuca serriola, matricaria discoidea, papaver dubium, plantago lanceolata, plantago major, poa annua, ranunculus repens, rumex acetosella, saxifraga granulata, silene vulgaris, tanacetum vulgare, trifolium arvense, tripleurospermum inodorum, veronica chamaedrys, vicia hirsuta, vicia sativa, viola arvensis