The Flowtron LE900 is described by the manufacturer as the Ultimate Mulcher and Electric Leaf Shredder, in this review we are going to discuss if it actually meets this claim.. The Flowtron LE900 works on a string trimmer system and is designed to mulch LEAVES ONLY – take note of this as if you try to add other garden and yard debris such as twigs or small branches you will end up spending ...