solanum tuberosum, avena fatua, centaurea cyanus, elymus repens, euphorbia helioscopia, galeopsis tetrahit, galium spurium, thlaspi arvense, artemisia vulgaris, capsella bursa-pastoris, chenopodium album, cirsium arvense, fumaria officinalis, lamium amplexicaule, lamium purpureum, lycopsis arvensis, matricaria discoidea, persicaria lapathifolia, polygonum aviculare, sonchus asper, tripleurospermum inodorum, veronica agrestis, veronica polita, vicia hirsuta, viola arvensis