euphorbia exigua, aethusa cynapium, kickxia spuria, papaver rhoeas, vicia sativa, viola arvensis, atriplex patula, chenopodium album, convolvulus arvensis, elymus repens, euphorbia helioscopia, fumaria officinalis, galeopsis tetrahit, galium aparine, lysimachia arvensis, medicago lupulina, myosotis arvensis, persicaria lapathifolia, persicaria maculosa, rumex obtusifolius, sherardia arvensis, silene noctiflora, sinapis arvensis, sonchus asper, stachys annua, stellaria media, thlaspi arvense, trifolium pratense, trifolium repens, capsella bursa-pastoris, cerastium fontanum, knautia arvensis, rumex crispus, senecio vulgaris