triticum aestivum, cirsium arvense, lepidium draba, capsella bursa-pastoris, convolvulus arvensis, echium vulgare, elymus repens, erigeron canadensis, euphorbia esula, euphorbia helioscopia, fallopia convolvulus, lactuca serriola, lysimachia arvensis, matricaria discoidea, medicago lupulina, polygonum aviculare, silene vulgaris, sonchus arvensis, stachys annua, tanacetum vulgare, tripleurospermum inodorum, veronica persica, vicia cracca, galinsoga parviflora, lathyrus tuberosus, papaver rhoeas