Invasive Plant Rules in San Marcos, CA (2026)
1 verified invasive plant rules for San Marcos, California, sourced directly from the municipal code and official government pages.
Verified from official government sources
Prohibited Species
San Marcos prohibits invasive plant species in covered landscape projects under its Water Efficient Landscape Standards. Municipal Code Section 20.330.060(D)(1)(f) bars the use of species listed by the California Invasive Plant Council, and subsection (g) directs designers to avoid invasive species near parks, buffers, greenbelts, water bodies, and open space.
San Marcos Invasive Plant Species Ban
Heavy RestrictionsSan Marcos Municipal Code § 20.330.060(D)(1)(f)-(g)
f.The use of invasive species such as those listed by the California Invasive Plant Council is prohibited.g.Invasive species of plants shall be avoided especially near parks, buffers, greenbelts, water bodies, and open spaces because of their potential to harm environmentally sensitive areas.
Looking for San Diego County county-wide rules?
County ordinances apply to unincorporated areas and may supplement San Marcos city rules.
Invasive Plant Rules in San Diego County →