Rohnert Park, CA Tree Protection: Protected Tree Species (2026)

15 (Tree Preservation and Protection) applies to every private-land tree meeting the code's size threshold: a single trunk of four inches in diameter or more, or multiple trunks totaling eight inches, measured four and one-half feet above natural grade. 030(B). , Ailanthus spp. , Ligustrum spp. (Privet), Liquidambar styraciflua, Pinus radiata (Monterey Pine) and Populus lombardii (Lombardy poplar). 24, tree work that is part of a larger entitled project, routine pruning under ISA standards that removes no more than a third of the canopy, trees found to be an imminent threat by the public safety, public works, city arborist or community development director, trees the arborist finds are threatening a structure, any tree on a fully developed single-family lot, and orchard trees held for commercial crop.

040 must include a scaled site plan, a description of the tree, a licensed arborist's health report and photographs, and every application is referred to the city arborist before a decision. 070 can require a security deposit of thirty percent of that value (twenty percent on value above $25,000, capped at $30,000) to guarantee the replacement tree survives twenty-four months.