veronica persica, capsella bursa-pastoris, cirsium arvense, euphorbia exigua, euphorbia helioscopia, poa annua, solanum nigrum, sonchus oleraceus, chenopodium album, convolvulus arvensis, equisetum arvense, erysimum cheiranthoides, euphorbia peplus, fallopia convolvulus, lamium hybridum, lysimachia arvensis, polygonum aviculare, senecio vulgaris, stellaria media, tripleurospermum maritimum