quercus robur, betula pendula, fagus sylvatica, lonicera periclymenum, prunus serotina, sorbus aucuparia, acer pseudoplatanus, amelanchier lamarckii, frangula alnus, hedera helix, ilex aquifolium, quercus petraea, quercus rubra, sambucus racemosa, avenella flexuosa, digitalis purpurea, impatiens parviflora, melampyrum pratense, pteridium aquilinum