populus canadensis, elymus repens, festuca rubra, cirsium arvense, holcus lanatus, equisetum arvense, ranunculus acris, ranunculus repens, rumex acetosa, agrostis capillaris, calystegia sepium, crepis capillaris, dactylis glomerata, jacobaea erucifolia, plantago lanceolata, trisetum flavescens