digitaria sanguinalis, echinochloa crus-galli, lythrum salicaria, bidens tripartita, cirsium oleraceum, digitaria ischaemum, achillea millefolium, amaranthus powellii, chenopodium album, cirsium arvense, convolvulus arvensis, erigeron canadensis, galeopsis speciosa, galium aparine, lamium purpureum, lipandra polysperma, mentha arvensis, persicaria hydropiper, potentilla reptans, ranunculus repens, raphanus raphanistrum, setaria pumila, silene latifolia, stellaria media, fallopia convolvulus, poa trivialis, urtica dioica