R6A R6B R7A R7B R7D R7X R8A R8B R8X R9A R9D R9X R10A R10X

In the districts indicated, and for Quality Housing buildings in R6 through R10 Districts without a letter suffix, the area of the zoning lot between the street line and all street walls of the building and their prolongations shall be planted at ground level, or in raised planting beds that are permanently affixed to the ground, pursuant to the provisions of Section 28-23 (Planting Areas).