cirsium arvense, chenopodiastrum hybridum, convolvulus arvensis, euphorbia helioscopia, galium spurium, lapsana communis, lysimachia arvensis, polygonum aviculare, viola arvensis, aethusa cynapium, atriplex patula, centaurea cyanus, chenopodium album, eruca vesicaria, lamium purpureum, lycopsis arvensis, medicago lupulina, oxalis corniculata, papaver rhoeas, solanum nigrum, stellaria media, thlaspi arvense, veronica polita