A plant for the production of blister packs containing one electronic cigarette and a number of disposable cartridges, each comprising a casing made of plastic material containing a quantity of powdered tobacco on top of which a portion of filtering material is arranged; the plant comprises: a first machine to manufacture the disposable cartridges having a casing made of plastic material having a microperforated bottom wall and a side wall and containing a quantity of powdered tobacco on top of which a portion of filtering material is arranged; said first machine comprises: - a feeding conveyor which feeds a plurality of empty casings in correspondence to a collecting station; - a first drum rotating at a predetermined pitch around its own vertical rotation axis, which receives an orderly mass of empty casings from the feeding conveyor, in correspondence to the collecting station, and feeds them through a succession of processing stations (FS, WRS,, FRS, CDS, CS); wherein the first drum is provided with a plurality of peripheral seats, each designed to receive a respective casing, and which are divided into groups comprising the same number of seats; in which the casings of the seats of a same group are simultaneously subjected to the processes in correspondence to the succession of processing stations (FS, WRS,, FRS, CDS, CS); a second feeding conveyor which receives an orderly mass of disposable cartridges from the first manufacturing machine and transports them inside trays; a second machine to produce blister packs which receives an orderly mass of trays containing a number of cartridges from the second feeding conveyor and a continuous and orderly mass of electronic cigarettes through a first belt conveyor. a first machine to manufacture the disposable cartridges having a casing made of plastic material having a microperforated bottom wall and a side wall and containing a quantity of powdered tobacco on top of which a portion of filtering material is arranged; said first machine comprises: - a feeding conveyor which feeds a plurality of empty casings in correspondence to a collecting station; - a first drum rotating at a predetermined pitch around its own vertical rotation axis, which receives an orderly mass of empty casings from the feeding conveyor, in correspondence to the collecting station, and feeds them through a succession of processing stations (FS, WRS,, FRS, CDS, CS); wherein the first drum is provided with a plurality of peripheral seats, each designed to receive a respective casing, and which are divided into groups comprising the same number of seats; in which the casings of the seats of a same group are simultaneously subjected to the processes in correspondence to the succession of processing stations (FS, WRS,, FRS, CDS, CS); - a feeding conveyor which feeds a plurality of empty casings in correspondence to a collecting station; - a first drum rotating at a predetermined pitch around its own vertical rotation axis, which receives an orderly mass of empty casings from the feeding conveyor, in correspondence to the collecting station, and feeds them through a succession of processing stations (FS, WRS,, FRS, CDS, CS); wherein the first drum is provided with a plurality of peripheral seats, each designed to receive a respective casing, and which are divided into groups comprising the same number of seats; in which the casings of the seats of a same group are simultaneously subjected to the processes in correspondence to the succession of processing stations (FS, WRS,, FRS, CDS, CS); a second feeding conveyor which receives an orderly mass of disposable cartridges from the first manufacturing machine and transports them inside trays; a second machine to produce blister packs which receives an orderly mass of trays containing a number of cartridges from the second feeding conveyor and a continuous and orderly mass of electronic cigarettes through a first belt conveyor.