calamagrostis epigejos, erigeron canadensis, festuca filiformis, oenothera biennis, brachythecium rutabulum, aira praecox, eupatorium cannabinum, cerastium arvense, cirsium arvense, jacobaea vulgaris, sedum acre, urtica dioica, echium vulgare, equisetum arvense, myosotis arvensis, populus alba, rubus caesius, salix repens