A plant processor, having: a) a rotatable drum for receiving plant matter, the rotatable drum having a plurality of slots b) a rotatable cutting reel positioned below the rotatable drum, the cutting reel rotatable in the opposite direction of the drum c) a cutting knife horizontally positioned below the top of the reel the cutting knife maintained in position by one or more magnets, the cutting knife slidable along a slot in a frame of the processor by a rod extending above the knife and d) a motor to rotate a shaft secured to the reel, the shaft having a groove to frictionally engage a ring, the ring supporting the drum, whereby rotation of the reel rotates the drum in the opposite direction.