chenopodium album, viola arvensis, capsella bursa-pastoris, euphorbia helioscopia, lysimachia arvensis, plantago lanceolata, plantago major, setaria pumila, spergula arvensis, achillea millefolium, amaranthus powellii, cichorium intybus, cirsium arvense, daucus carota, digitaria ischaemum, echinochloa crus-galli, elymus repens, erigeron canadensis, erodium cicutarium, galinsoga parviflora, geranium pusillum, lamium purpureum, lipandra polysperma, matricaria chamomilla, mentha arvensis, oxalis stricta, papaver rhoeas, persicaria maculosa, polygonum aviculare, ranunculus arvensis, raphanus raphanistrum, rumex obtusifolius, silene latifolia, solanum nigrum, sonchus asper, stellaria media, trifolium repens, vicia cracca, vicia hirsuta