ABSTRACT - 599997 The disclosure relates to a seed treatment composition, wherein the composition comprises: pyraclostrobin; polyarylphenol polyalkoxy ether phosphate and/or polyarylphenol polyalkoxy ether sulfate having the formula (I), preferably a tristyryl-phenol polyalkoxy ether sulfate and/or posphate; and monomer units of at least one additional co-polymerizable co-monomer, preferably methyl acrylate and/or methyl methacrylate. The composition may further comprise triticonazole, antifreeze agent such as glycerine, and one or more further surfactants.