arctium lappa, arctium tomentosum, erigeron canadensis, robinia pseudoacacia, artemisia vulgaris, elymus repens, acer negundo, atriplex sagittata, ballota nigra, bassia scoparia, bromus tectorum, cichorium intybus, cirsium arvense, crepis foetida, daucus carota, echium vulgare, lactuca serriola, lolium perenne, malus sylvestris, medicago lupulina, plantago major, poa annua, prunus spinosa, setaria viridis, sonchus oleraceus, tripleurospermum inodorum, clematis vitalba, convolvulus arvensis, euphorbia peplus, hordeum murinum, senecio vulgaris, tragopogon dubius