Sacramento County Zoning Code § 407-07 Development

Buildings or structures may be erected or enlarged and uses permitted provided the following development requirements are maintained in connection with such buildings or uses:

a. A planter or landscaped area at least twenty-five (25) feet wide shall be provided adjacent to all public street rights-of-way, excluding approved driveway entrances. In addition, any area within the street right-of-way, between the edge of the sidewalk and the outer edge of the right-of-way, shall be developed as a planter or landscaped area in conjunction with the required twenty-five (25) foot area above, unless this requirement is waived by the Director of the Department of Transportation or his designee.
b. A planter or landscaped area at least six (6) feet wide shall be provided adjacent to the interior boundary lines of all adjoining residential, estate, recreation, or agricultural zones. A six (6) foot high perimeter fence of solid wood, masonry or chain link with slats shall be installed along such boundary line. Said perimeter fence shall be reduced in height to two and one-half (2-1/2) feet whenever it is located within twenty-five (25) feet of the street right-of-way. Landscaping shall consist of trees and shall include ground covers, shrubs, or climbing plants which shall be designated in combination with the required perimeter fence in such a manner as to form a visual screen between this district and the adjoining residential, estate, recreation, or agricultural zones.
c. Additional planters or landscaped areas shall be provided in public parking areas as specified in section 5.9.4., 'Improvement Requirements for Parking and Loading Areas', of this Code.
d. Within each planter or landscaped area and irrigation system and live landscaping shall be provided and maintained.
e. Required planter and landscaped areas shall be protected from vehicle encroachment as specified in section 5.9.4.D., 'Bumper Stops, Wheel Stops', of this Code.
f. Required planter or landscaped areas may be combined with appropriate pedestrian walks and similar hard surface areas provided that such hard surface does not cover more than thirty (30) percent of any required planter or landscaped area. Ornamental or landscaping rock and gravel areas shall be considered hard surface areas for the purpose of this provision.