avena sativa, vicia sativa, persicaria lapathifolia, chenopodium album, galinsoga parviflora, galium aparine, hordeum vulgare, stellaria media, veronica peregrina, argentina anserina, capsella bursa-pastoris, cirsium arvense, convolvulus arvensis, elymus repens, euphorbia helioscopia, galinsoga quadriradiata, geranium pusillum, lamium amplexicaule, lysimachia arvensis, silene latifolia, sonchus arvensis, symphytum officinale