populus canadensis, cirsium arvense, fraxinus excelsior, urtica dioica, fallopia convolvulus, glechoma hederacea, moehringia trinervia, ranunculus repens, rumex obtusifolius, tanacetum vulgare, angelica sylvestris, filipendula ulmaria, galeopsis tetrahit, quercus robur, symphytum officinale, cardamine pratensis, ficaria verna, glyceria maxima, ribes rubrum