ambrosia artemisiifolia, atriplex patula, artemisia vulgaris, chenopodium album, cirsium arvense, cynodon dactylon, amaranthus powellii, arrhenatherum elatius, bidens tripartita, calystegia sepium, convolvulus arvensis, digitaria sanguinalis, echinochloa crus-galli, galinsoga parviflora, geranium molle, glechoma hederacea, holcus lanatus, lipandra polysperma, lolium pratense, plantago lanceolata, potentilla reptans, setaria viridis, stellaria media, senecio vulgaris, tussilago farfara, verbena officinalis