galinsoga parviflora, galeopsis tetrahit, gnaphalium uliginosum, matricaria discoidea, stellaria media, arabidopsis thaliana, capsella bursa-pastoris, chenopodium album, cirsium arvense, crepis biennis, fallopia convolvulus, galium aparine, galium spurium, mentha arvensis, myosotis arvensis, persicaria hydropiper, persicaria lapathifolia, plantago major, poa annua, setaria pumila, silene latifolia, sonchus oleraceus, spergula arvensis, trifolium repens, tripleurospermum inodorum, veronica arvensis, viola arvensis, viola tricolor, achillea millefolium, amaranthus retroflexus, erodium cicutarium, euphorbia helioscopia, lamium purpureum, lipandra polysperma, raphanus raphanistrum, solanum nigrum, sonchus asper