lolium perenne, plantago major, potentilla cinerea, achillea millefolium, capsella bursa-pastoris, convolvulus arvensis, dactylis glomerata, elymus repens, erigeron canadensis, festuca rubra, galium mollugo, geranium pratense, geranium robertianum, plantago lanceolata, poa annua, polygonum aviculare