A device for separating plants and plant byproduct, the device comprising: a housing； a basin located in the housing, the basin configured to hold plant material； at least one rotating arm located in the basin； a shelf located below and adjacent to the basin, the shelf comprising a plurality of shelf holes； a blade configured to cut material extending below the shelf through the shelf holes； a first sieve located below and generally adjacent the shelf, the sieve containing a plurality of holes of a first sieve hole size； and a bottom container located below the sieve.
