Trees provide many essential City services, including storm water retention, shade and cooling streets and neighborhoods, and walkability of sidewalks. Consult these references for guidance on planning, installing, and maintaining trees to maximize the “green” services that healthy trees provide.
Storm Water Standards/BMPs, City of San Diego, November 2017, CitySD_BMPs_600pg, see Appendix E.3, SD-A Trees, pages E-27 to E-30.