lolium perenne, brachythecium rutabulum, agrostis capillaris, capsella bursa-pastoris, poa pratensis, erodium cicutarium, erigeron canadensis, jacobaea vulgaris, lepidium didymum, digitaria ischaemum, elymus repens, achillea millefolium, arrhenatherum elatius, bromus hordeaceus, cardamine hirsuta, ceratodon purpureus, chenopodium album, geranium molle, polygonum aviculare, rumex acetosella, spergularia rubra, stellaria media