No person shall move, transport, deliver, ship, or offer for shipment into or within the Commonwealth any noxious weed, or part thereof, without first obtaining a permit from the Commissioner. Va. Code Ann. § 3.2-804. Localities may by ordinance "prevent, control and abate the growth, importation, spread and contamination of uninfested lands by the species of grass Sorghum halepense, commonly known as Johnson grass or by the woody shrub rosa multiflora, commonly known as multiflora rose." Va. Code Ann. § 15.2-902. In addition, "Any locality may by ordinance control the growth of musk thistle, the weed designated as Carduus nutans L., a biennial weed of the Compositae family, or curled thistle, the weed designated as Carduus acanthoides L., an annual and biennial weed of the Compositae family. Any such musk thistle or curled thistle growing in the locality may be declared a public nuisance and noxious weed, harmful to plant and grass growth and to pastures, and may be destroyed. (Id.) Commissioner has the authority to stop sale or delivery of noxius wees (3.2-805) and inspect premises and conveyances (3.2-807). No mention of delegation of authority to locals, but does mention state and local law enforcement cooperation upon request of Commissioner. (3.2-807).