populus canadensis, prunus avium, urtica dioica, aegopodium podagraria, cirsium arvense, tanacetum vulgare, angelica sylvestris, anthriscus sylvestris, arrhenatherum elatius, heracleum sphondylium, quercus robur, symphytum officinale, asparagus officinalis, eupatorium cannabinum, frangula alnus, prunus serotina, rosa canina