quercus robur, prunus serotina, ilex aquifolium, hedera helix, sambucus nigra, acer pseudoplatanus, fagus sylvatica, lonicera periclymenum, sorbus aucuparia, aesculus hippocastanum, frangula alnus, quercus rubra, ribes rubrum, acer platanoides, avenella flexuosa, dryopteris dilatata, polygonatum multiflorum, prunus avium, reynoutria japonica