Landscaping Rules in San Joaquin County, CA (2026)

San Joaquin County Code § 10-5100

...who without a written permit from the Board of Supervisors wilfully or negligently cuts, destroys, mutilates, or removes any tree, shrub, fern, herb, bulb, cactus, flower, or huckleberry or redwood greens, or part of any of them, growing on any county highway right-of-way, or who removes leaf mold therefrom, shall be punished by a fine of not more than two hundred dollars ($200) or by impris...

Cal. Food & Agricultural Code § 5004 (Noxious Weeds)

“Noxious weed” means any species of plant that is, or is liable to be, troublesome, aggressive, intrusive, detrimental, or destructive to agriculture, silviculture, or important native species, and difficult to control or eradicate, which the director, by regulation, designates to be a noxious weed. In determining whether or not a species shall be designated a noxious weed for the purposes of p...

San Joaquin County Code § 5-3402(a)(1)

It shall at all times be unlawful for any person within the boundaries of any Water District to use water for any of the following: (a) For exterior landscape, garden, or pasture irrigation including, but not limited to, public, private and commercial locations as follows: (1) Irrigation shall be prohibited between the hours of 11:00 a.m. to 6:00 p.m.

AB 1750 Rainwater Capture Act of 2012 (Water Code §§10570-10574)

10570. This part shall be known, and may be cited, as the Rainwater Capture Act of 2012. 10571. The Legislature finds and declares all of the following: (a) As California has grown and developed, the amount of stormwater flowing off buildings, parking lots, roads, and other impervious surfaces into surface water streams, flood channels, and storm sewers has increased, thereby reducing the volum...

CA Civil Code §4735

(a) Notwithstanding any other law, a provision of the governing documents or architectural or landscaping guidelines or policies shall be void and unenforceable if it does any of the following: (1) Prohibits, or includes conditions that have the effect of prohibiting, the use of low water-using plants as a group or as a replacement of existing turf. (2) Prohibits, or includes conditions that ha...

CA Civil Code §4735

(a) Notwithstanding any other law, a provision of the governing documents or architectural or landscaping guidelines or policies shall be void and unenforceable if it does any of the following: (1) Prohibits, or includes conditions that have the effect of prohibiting, the use of low water-using plants as a group or as a replacement of existing turf. (2) Prohibits, or includes conditions that ha...