convolvulus arvensis, galium spurium, chenopodium album, euphorbia helioscopia, artemisia absinthium, buglossoides arvensis, capsella bursa-pastoris, centaurea cyanus, descurainia sophia, galeopsis angustifolia, galeopsis tetrahit, lamium amplexicaule, lapsana communis, medicago lupulina, papaver dubium, papaver rhoeas, thlaspi arvense, viola arvensis, lycopsis arvensis