calluna vulgaris, avenella flexuosa, betula pendula, populus tremula, vaccinium vitis-idaea, antennaria dioica, campanula persicifolia, carpinus betulus, frangula alnus, hieracium umbellatum, hypericum maculatum, nardus stricta, potentilla erecta, robinia pseudoacacia, urtica dioica, vaccinium myrtillus, veronica officinalis