portulaca oleracea, equisetum arvense, setaria viridis, capsella bursa-pastoris, digitaria ischaemum, digitaria sanguinalis, eragrostis minor, fallopia convolvulus, galinsoga parviflora, oxalis corniculata, senecio vulgaris, stellaria media, chenopodium album, lipandra polysperma, spergularia rubra, urtica dioica