Mich. Comp. Laws § 286.226
Any person, firm, partnership, association or corporation who shall violate any of the provisions of this act with reference to the sale, shipment, transportation, receipt or delivery of nursery stock without inspection or certificate, or with reference to treatment of nursery stock, plants, plant products, or other property, or who shall forge, counterfeit, deface, alter, destroy or wrongfully use a certificate provided for in this act, or who shall use a certificate belonging to another person without the consent of the commissioner of agriculture; or who shall use a certificate after it has been revoked or has expired; or who fails to secure a license as provided for in section 9 of this act; or who shall violate any quarantine, or rule, regulation or order of the commissioner of agriculture provided for in this act; or who shall maintain a nuisance after receiving notice from the commissioner of agriculture to abate the same, or shall fail or neglect to use such measures of arrest and control of injurious insect pests and plant diseases as are required of him by the commissioner of agriculture; or who shall offer any hindrance or resistance to the carrying out of this act, or shall violate any other provision thereof, shall be adjudged guilty of a misdemeanor, and upon conviction be fined not less than $25.00 nor more than $100.00 for each and every offense, or if the fine is not paid, a prison sentence in the county jail may be authorized at the discretion of the court.
MCL 286.226