It shall be unlawful for any person to sell, offer or expose for sale or distribute within the State any agricultural, vegetable or flower seeds, or mixtures of agricultural, vegetable or flower seeds, for seeding purposes without complying with the requirements of this chapter or falsely to mark or label as to variety or kind any agricultural, vegetable or flower seeds or to interfere in any way with the inspectors or assistants in the discharge of their duties named in this chapter; but in the labeling of the per cent of germination together with the month and year the seeds were treated for germination, pursuant to Section 46-21-210, a tolerance will be allowed in accordance with rules and regulations issued by the Commissioner of Agriculture.