digitaria ischaemum, amaranthus powellii, echinochloa crus-galli, atriplex patula, digitaria sanguinalis, lamium album, anthemis cotula, capsella bursa-pastoris, chenopodium album, convolvulus arvensis, daucus carota, elymus repens, equisetum arvense, erigeron canadensis, erodium cicutarium, galinsoga parviflora, galium aparine, glechoma hederacea, linaria vulgaris, polygonum aviculare, ranunculus repens, setaria viridis, silene latifolia, symphytum officinale, trifolium repens, urtica dioica, urtica urens, vicia tetrasperma, cichorium intybus, heracleum sphondylium, sisymbrium officinale