Ohio Rev. Code § 927.56: License for foreign nurserymen.

(A) Each nurseryman, dealer, or collector of nursery stock, who resides in or has his principal place of business in another state and who sends nursery stock into this state without having a bona fide order in advance for all such nursery stock, shall obtain the same license that is required by section 927.53 of the Revised Code.

(B) The director of agriculture may enter into such reciprocal contracts and agreements as the director determines proper and expedient, with the proper authorities of other states or of the federal government to regulate the shipment, sale, and distribution of nursery stock in this state by persons residing in or located in another state, in accordance with sections 927.51 to 927.73 of the Revised Code.