xanthium strumarium, datura stramonium, polygonum aviculare, senecio viscosus, urtica dioica, anthemis arvensis, arctium minus, artemisia absinthium, berteroa incana, carex hirta, ceratodon purpureus, echium vulgare, festuca rubra, hypericum perforatum, lolium perenne, plantago major, poa annua