tussilago farfara, aegopodium podagraria, equisetum arvense, poa annua, ranunculus repens, barbarea vulgaris, epilobium ciliatum, epilobium hirsutum, erigeron annuus, heracleum sphondylium, sonchus asper, stellaria media, trifolium repens, picea abies, sagina procumbens, senecio vulgaris, vicia cracca