lycopsis arvensis, persicaria amphibia, apera spica-venti, chenopodium album, convolvulus arvensis, elymus repens, equisetum arvense, galeopsis tetrahit, lapsana communis, medicago lupulina, polygonum aviculare, stellaria media, tripleurospermum inodorum, cichorium intybus, cirsium arvense, erigeron canadensis, euphorbia helioscopia, galium aparine, galium spurium, lamium amplexicaule, lamium purpureum, sinapis arvensis, sonchus oleraceus, veronica persica, veronica polita, viola arvensis