sisymbrium polymorphum, setaria viridis, grindelia squarrosa, artemisia austriaca, chondrilla juncea, eragrostis minor, portulaca oleracea, tribulus terrestris, ailanthus altissima, amaranthus albus, amaranthus retroflexus, echium vulgare, medicago sativa, poa bulbosa, cichorium intybus, crepis foetida, elymus repens, erigeron canadensis, galium humifusum, polygonum aviculare, centaurea diffusa, heliotropium europaeum, erodium cicutarium