populus canadensis, arrhenatherum elatius, festuca rubra, holcus lanatus, angelica sylvestris, poa pratensis, rumex acetosa, anthriscus sylvestris, cirsium arvense, dactylis glomerata, potentilla reptans, ranunculus acris, anthoxanthum odoratum, equisetum arvense, phragmites australis, plantago lanceolata