arabidopsis halleri, armeria maritima, cerastium holosteoides, silene vulgaris, arrhenatherum elatius, cerastium pumilum, festuca rubra, phragmites australis, plantago lanceolata, ranunculus acris, rumex acetosa, veronica arvensis, achillea millefolium, aegopodium podagraria, anthriscus sylvestris, bellis perennis, centaurea decipiens, equisetum arvense, valerianella locusta