berteroa incana, calamagrostis epigejos, centaurea stoebe, cirsium arvense, daucus carota, erigeron canadensis, melilotus albus, oenothera biennis, reseda lutea, silene latifolia, sisymbrium altissimum, sisymbrium loeselii, solidago canadensis, tripleurospermum inodorum, anchusa officinalis, carduus acanthoides, crepis foetida, dipsacus fullonum, echium vulgare, pastinaca sativa, senecio viscosus, tanacetum vulgare