artemisia vulgaris, berteroa incana, alyssum alyssoides, centaurea stoebe, arrhenatherum elatius, artemisia campestris, erigeron canadensis, hedwigia ciliata, hypnum cupressiforme, medicago lupulina, melilotus albus, phleum phleoides, senecio vernalis, vicia hirsuta, achillea millefolium, ranunculus repens, sedum acre, sonchus oleraceus