hordeum vulgare, euphorbia helioscopia, plantago major, sonchus asper, stellaria media, veronica persica, vicia tetrasperma, apera spica-venti, aphanes arvensis, capsella bursa-pastoris, chenopodium album, convolvulus arvensis, elymus repens, fallopia convolvulus, geranium dissectum, lamium purpureum, lapsana communis, lysimachia arvensis, matricaria chamomilla, matricaria discoidea, myosotis arvensis, polygonum aviculare, rumex obtusifolius, setaria pumila, thlaspi arvense, viola arvensis, chaenorhinum minus, crepis biennis, glechoma hederacea, senecio vulgaris, solidago canadensis, tanacetum vulgare, veronica arvensis, zea mays