arctium lappa, ambrosia artemisiifolia, urtica dioica, achillea millefolium, aegopodium podagraria, erigeron annuus, galinsoga parviflora, persicaria lapathifolia, persicaria maculosa, prunella vulgaris, solanum villosum, lolium perenne, plantago major, poa annua, bidens frondosa, calystegia sepium, erigeron canadensis, ranunculus sardous