sonchus arvensis, aethusa cynapium, convolvulus arvensis, elymus repens, euphorbia exigua, lathyrus tuberosus, lysimachia arvensis, lysimachia vulgaris, myosotis arvensis, papaver rhoeas, plantago major, poa trivialis, polypogon viridis, ranunculus repens, sonchus asper, viola arvensis, atriplex patula, capsella bursa-pastoris, chaenorhinum minus, chenopodium album, equisetum arvense, ranunculus arvensis, sinapis arvensis, stellaria media, thlaspi arvense, valerianella dentata, veronica polita