The nos. of self-seeded plant species growing on calcareous (A) and ashy (B) substrates reclaimed for 13 years with sewage sludge were 92 and 76, resp. The dominant vegetation class Stellrietea mediae and Molinio-Arrhenatheretea occurred on the substrate (A) at 23 and 28 species, resp., while on the substrate (B) at 31 and 18, resp. The mineral content in plants was comparable to that found in meadow plants growing in the natural environment.