medicago lupulina, ceratodon purpureus, festuca rubra, filago germanica, arenaria serpyllifolia, bryum argenteum, digitaria ischaemum, rosulabryum capillare, achillea millefolium, agrostis capillaris, crepis capillaris, elymus repens, erodium cicutarium, holcus lanatus, hypericum perforatum, plantago lanceolata, plantago uliginosa, poa annua, sagina apetala, sedum acre, sonchus asper, trifolium arvense, tripleurospermum maritimum, verbena officinalis, artemisia vulgaris, carduus nutans, echinochloa crus-galli, erigeron canadensis, geranium molle, prunella vulgaris, verbascum thapsus