cirsium arvense, lipandra polysperma, ranunculus sardous, solanum nigrum, atriplex patula, capsella bursa-pastoris, cerastium glomeratum, chenopodium album, convolvulus arvensis, elymus repens, equisetum arvense, erigeron canadensis, erysimum cheiranthoides, fallopia convolvulus, galeopsis speciosa, lysimachia arvensis, matricaria chamomilla, oxalis stricta, persicaria amphibia, persicaria maculosa, plantago major, poa trivialis, polygonum aviculare, sherardia arvensis, sonchus asper, sonchus oleraceus, urtica urens, veronica persica, myosotis arvensis