The present invention provides a fungicide composition for agricultural and horticultural use, comprising compound A represented by formula (1) (in formula (1), Xs each independently represents a halogeno group or a C1-6 alkyl group； n represents a number of Xs and is an integer of 0 to 5； X' represents a halogeno group； R1, R2 and R3 each independently represents a C1-6 alkyl group, a C1-6 alkoxy group or a hydroxyl group； A1 and A2 each independently represents a nitrogen atom or a carbon atom), and at least one compound B selected from the group consisting of pydiflumetofen, pyraziflumid, isofetamid, tolprocarb, fluxametamide, broflanilide, tiadinil, fenoxanil and triflumezopyrim.
