It shall be the duty of every owner, possessor or occupier of land within the city, or of every person or persons, firm or corporation having charge of any such lands, to cut or cause to be cut down and destroyed, all Canada thistles, milkweed, wild carrots, ox-eye daisies, asclipica, cornutus, ragweed, poison ivy, burdock, yellow dock, sweet clover, sand burrs, goldenrod, dodders, mustards, bindweed, perennial sowthistle, hoary alyssum, quack-grass, crab-grass and poison sumac, or other noxious weeds growing thereon, at least twice each year, once before May 1, and again before September 1, and as much more often as may be necessary to prevent said noxious weeds from exceeding a height of six inches.
(‘68 Code, § 4-504) (Ord. 191, passed 5-7-62; Am. Ord. 507, passed 6-7-76)