chenopodium album, galinsoga parviflora, convolvulus arvensis, persicaria lapathifolia, echinochloa crus-galli, fallopia convolvulus, lipandra polysperma, setaria pumila, stellaria media, campanula rapunculoides, cirsium arvense, oxalis stricta, persicaria maculosa, plantago uliginosa, polygonum aviculare, rorippa sylvestris, sonchus oleraceus, trifolium campestre, viola arvensis