The present invention relates to a composition comprising at least one biological control agent which is Bacillus pumilus (NRRL Accession No. B-30087) and/or a mutant of this strain having all the identifying characteristics of the respective strain, and/or a metabolite produced by the respective strain that exhibits activity against insects, mites, nematodes and/or phytopathogens and at least one fungicide (I) in a synergistically effective amount. Furthermore, the present invention relates to the use of this composition as well as a method for reducing overall damage of plants and plant parts.