All landscaping in the C-O zone shall conform to the requirements as specified in the landscape manual and approved by the Director of Development Services, or designee. Any parking visible from the street shall be screened with an appropriate screen not less than four feet in height or a masonry wall of three and one-half feet in height. (Ord. 3544 § 1, 2023; Ord. 3153 § 2 (Exh. A), 2010; Ord. 1356 § 1, 1971; Ord. 1212 § 1, 1969; prior code § 33.506(H)(8)).