hordeum vulgare, avena sativa, sherardia arvensis, chenopodium album, persicaria lapathifolia, tripleurospermum inodorum, veronica arvensis, agrostis stolonifera, cirsium arvense, echinochloa crus-galli, equisetum arvense, euphorbia helioscopia, galium aparine, lamium purpureum, lapsana communis, lathyrus tuberosus, lysimachia arvensis, mentha arvensis, setaria pumila, sonchus arvensis, stachys palustris, symphytum officinale, vicia tetrasperma, euphorbia exigua, linaria vulgaris, lysimachia vulgaris, myosotis arvensis, plantago lanceolata