Tray (10, 10') for a chafing dish (100) of the type comprising a base (11, 11') for coupling to a heat source (101, 102, 103), side containment walls (12, 12') and an upper opening (13, 13') for directly receiving dishes or a further dish tray (104), characterised in that said tray (10, 10') comprises at least two independent areas (16, 16', 17) for containing water (15) which can be selectively filled so as to selectively allow a high humidity warming, should both said at least two areas (16, 16', 17) be filled with water (15), a controlled humidity warming, should at least one of said at least two areas (16, 16', 17) be not provided with water (15), and a dry warming, should both said at least two areas (16, 16', 17) be not provided with water (15).