tanacetum vulgare, bromus arvensis, carduus acanthoides, capsella bursa-pastoris, carex hirta, erigeron canadensis, poa trivialis, vicia cassubica, anthemis arvensis, bromus sterilis, cerastium glomeratum, daucus carota, epilobium obscurum, filago arvensis, lactuca serriola, poa angustifolia, poa compressa, prunella vulgaris, scrophularia nodosa, stellaria graminea, trifolium aureum