Illinois Department of Agriculture's Bureau of Environmental Programs administer several state and federal programs regarding the protection of various aspects of our environment. ​Staff of the nursery inspection program work to control plant pests, diseases, and noxious weeds through nursery grower, nursery stock dealer, and greenhouse inspection and certification programs. Plant pest and disease quarantine programs are also regulated and administered by Bureau staff members. The nursery inspection staff also inspects and certifies plant and plant products for domestic and international export.