A fungicidal composition is provided, the composition comprising:Component (A): prothioconazole; andComponent (B): chlorothalonil.There is also provided a method for the control and/or prevention of fungal infestations in a plant, the method comprising applying to the plant, plant parts or the locus thereof:Component (A): prothioconazole; andComponent (B): chlorothalonil.The combination of prothioconazole and chlorothalonil exhibits synergy and also exhibits a reduction in phytotoxicity.