There is described a fungicidal composition which comprises a synergistic amount of(a) propyl 3-(dimethylamino)propylcarbamate or an acid addition salt thereof, and(b) a compound selected from the group consisting of zinc propylenebis(dithiocarbamate) polymer (propineb). zinc ethylenebis(dithiocarbamate) polymer (zineb). manganese ethylenebis(dithiocarbamate) polymer (maneb). zinc ammoniate ethylbenebis(dithiocarbamate)-poly(ethylenethiuramdisulphide) (metiram), tetrachloroisophthalonitrile (chlorothalonil) and copper(I)oxide, as well as carriers and/or other additives,the ratio of component A to compnent B being preferably from about 1:0.1-3.