populus canadensis, alopecurus pratensis, poa trivialis, glechoma hederacea, stellaria media, urtica dioica, galeopsis tetrahit, galium aparine, holcus lanatus, holcus mollis, rumex obtusifolius, arrhenatherum elatius, cirsium arvense, dactylis glomerata, lamium album, ranunculus repens, quercus robur, sambucus nigra