sambucus nigra, populus canadensis, alnus glutinosa, humulus lupulus, galium aparine, silene dioica, urtica dioica, stachys sylvatica, carex acutiformis, cirsium arvense, galeopsis tetrahit, holcus lanatus, juncus effusus, poa trivialis, symphytum officinale, heracleum sphondylium, phragmites australis, rumex obtusifolius, scrophularia nodosa