The present application relates to the production of cannabis products,particularly ona large scale, such as at an industrial level. Cannabis is typically acontrolled andregulated substance, and so inventory control, security, and traceability ofthecannabis may need to be provided. A human-based manual and/or labour-intensiveimplementation is not scalable, and is therefore infeasible at an industriallevel.Disclosed herein are computer systems for inventory control, security systems,andcomputer methods for facilitating traceability from a cannabis product back toa batchof cannabis plants.