populus canadensis, alopecurus pratensis, angelica sylvestris, galium aparine, carex acuta, cirsium arvense, thalictrum flavum, urtica dioica, valeriana excelsa, carex disticha, glechoma hederacea, heracleum sphondylium, iris pseudacorus, cirsium vulgare, crataegus monogyna, filipendula ulmaria, frangula alnus, galeopsis tetrahit, quercus robur, symphytum officinale