lysimachia arvensis, triticum aestivum, elymus repens, echinochloa crus-galli, tripleurospermum inodorum, veronica polita, lamium purpureum, viola arvensis, amaranthus powellii, amaranthus retroflexus, artemisia vulgaris, capsella bursa-pastoris, cirsium arvense, equisetum arvense, erigeron canadensis, euphorbia helioscopia, fallopia convolvulus, galinsoga quadriradiata, gemmabryum caespiticium, kickxia elatine, lactuca serriola, myosotis arvensis, oxalis stricta, papaver rhoeas, plantago uliginosa, setaria pumila, silene noctiflora, veronica arvensis, euphorbia exigua