erigeron canadensis, linaria vulgaris, oenothera biennis, echium vulgare, melilotus albus, achillea millefolium, anchusa officinalis, berteroa incana, bromus hordeaceus, capsella bursa-pastoris, chenopodium album, cirsium arvense, daucus carota, lolium perenne, melilotus officinalis, pilosella officinarum, trifolium repens