agrostemma githago, convolvulus arvensis, buglossoides arvensis, capsella bursa-pastoris, cirsium arvense, galeopsis tetrahit, galium aparine, galium spurium, polygonum aviculare, arenaria serpyllifolia, chenopodium album, lamium amplexicaule, lamium hybridum, matricaria discoidea, sonchus oleraceus, thlaspi arvense, veronica hederifolia, viola arvensis