A pesticidal composition comprising (a) a water-insoluble solid pesticidal ingredient, (b) a salt of N -phosphonomethylglycine, (c) a salt of polyoxyalkylene alkyl ether phosphate ester, (d) a salt of polyoxyalkylene polystyrylphenyl ether phosphate ester, (e) a thickener and (f) water, wherein said pesticidal ingredient is suspended in the aqueous continuous phase as solid state, is excellent in suspension stability.