All vegetable plants entering the State of New York, regardless of means of transportation, are subject to inspection on arrival at destination, and, if found to be infested or infected with injurious insects, pests or plant diseases shall be immediately destroyed or ordered removed from New York State. Vegetable plants without valid certificates or inspection shall be destroyed or returned to the consignor. All vegetable plant shipments entering New York State shall be plainly marked to show the name and address of the grower and shipper.