chelidonium majus, alliaria petiolata, urtica dioica, aethusa cynapium, artemisia vulgaris, erigeron annuus, galinsoga quadriradiata, galium aparine, impatiens parviflora, lactuca serriola, lapsana communis, poa annua, cerastium holosteoides, echinops sphaerocephalus, fraxinus excelsior, oxalis stricta