amaranthus retroflexus, avena fatua, chenopodium album, convolvulus arvensis, lappula squarrosa, persicaria lapathifolia, polygonum aviculare, raphanus raphanistrum, setaria viridis, thlaspi arvense, tripleurospermum inodorum, cichorium intybus, echinochloa crus-galli, elymus repens, erigeron canadensis, erodium cicutarium, fumaria officinalis, galium aparine, lactuca serriola, tanacetum vulgare