sambucus ebulus, achillea millefolium, capsella bursa-pastoris, chenopodium album, cirsium arvense, convolvulus arvensis, dactylis glomerata, galium aparine, poterium sanguisorba, pteridium aquilinum, urtica dioica, anthriscus sylvestris, artemisia vulgaris, centaurea jacea, elymus repens