hordeum murinum, amaranthus retroflexus, anthemis ruthenica, apera spica-venti, arenaria serpyllifolia, berteroa incana, bromus hordeaceus, bromus tectorum, cannabis sativa, capsella bursa-pastoris, chenopodium album, cynodon dactylon, delphinium consolida, descurainia sophia, erigeron canadensis, geranium pusillum, lolium perenne, marrubium vulgare, medicago lupulina, orlaya grandiflora, papaver dubium, persicaria lapathifolia, plantago lanceolata, plantago major, poa annua, polygonum aviculare, potentilla supina, rumex crispus, sisymbrium officinale, sonchus asper, stellaria apetala, trifolium campestre, trifolium echinatum, trifolium repens