convolvulus arvensis, papaver rhoeas, aethusa cynapium, atriplex patula, cerastium glomeratum, chenopodium album, euphorbia exigua, galium aparine, scandix pecten-veneris, sherardia arvensis, sonchus arvensis, sonchus asper, stellaria media, viola arvensis, capsella bursa-pastoris, geranium dissectum, myosotis arvensis, phleum paniculatum, trifolium repens, veronica persica, vicia sativa