To provide a laver bundle production line capable of corresponding to both forms of a form of binding two-folded laver bundles and a form of binding flat-laver bundles as they are.

This laver bundle production line is such that a direction change device 26 changing the carrying direction of a flat-laver bundle is set on a laver binding arranging device 23 arranging a flat-laver bundle bound by superposing a prescribed number of sheets of flat laver on each other, a two-folded laver bundle binding line folding in two the flat-laver bundle and binding with a paper tape is connected to the carrying side 26a of one side of the direction change device 26, and a flat-laver bundle binding line binding the flat-laver bundle in a form of a flat-laver bundle with a binding paper is connected to the other carrying side 26b of the direction change device.