chenopodium album, amaranthus retroflexus, portulaca oleracea, setaria pumila, amaranthus albus, digitaria sanguinalis, trifolium repens, daucus carota, erigeron canadensis, oxalis stricta, persicaria hydropiper, senecio viscosus, amaranthus powellii, capsella bursa-pastoris, cirsium vulgare, diplotaxis muralis, echinochloa crus-galli, eragrostis minor, erigeron annuus, galinsoga parviflora, lamium maculatum, medicago lupulina, sedum acre