Landscaping Rules in Fremont, CA: What Residents Actually Need to Know
If you live in Fremont or are thinking about moving there, landscaping rules are one of those things you probably won't think about until they affect you directly. Fremont has 8 specific rules on the books covering different aspects of landscaping rules, and some of them might surprise you.
Weed Ordinances
Fremont requires noxious weeds, dry grass, and rank vegetation abated annually. Hillside and vacant parcels receive priority inspection each spring through fall.
Key details: Program Start: April annually. Flatland Cut: 6 inches or less. Hillside: 100 ft defensible space. Cure Period: 30 days. Non-Compliance: Contractor plus tax lien.
Contact your local code enforcement office for specific penalty information.
Compared to other cities, Fremont takes a harder line on weed ordinances. The enforcement and penalty structure reflects that.
Grass Height Limits
Fremont requires lawns and weeds kept below 6 inches citywide, and 4 inches in east foothill VHFHSZ defensible space zones. Overgrown lots are tagged for abatement each spring.
Key details: Flatland Limit: 6 inches. VHFHSZ Limit: 4 inches. Inspection Season: April through October. Cure Period: 30 days. Enforcement: Tax lien for costs.
Contact your local code enforcement office for specific penalty information.
Rainwater Harvesting
Fremont allows rainwater barrels and cisterns for landscape irrigation. Barrels up to 5,000 gallons do not need a permit. ACWD offers rebates for qualifying systems.
Key details: Permit-Free Capacity: Up to 5,000 gallons. Use Allowed: Landscape irrigation. Screen Required: Mosquito mesh. Indoor Use: Permit plus treatment. Rebates: ACWD Bay Save program.
Contact your local code enforcement office for specific penalty information.
Fremont is more permissive than most cities when it comes to rainwater harvesting. That said, there are still limits.
Native Plants
Fremont encourages California native and Bay-Friendly landscaping through rebates and simplified permits. Native oak preservation applies. ACWD Bay Save lawn conversion programs available.
Key details: Rebate: About 2 dollars per sq ft. Native Oaks: Protected at 10 in DBH. HOA Limits: Void under Civ Code 4735. Permits: Not needed for simple swaps. Programs: ACWD Bay-Friendly.
Contact your local code enforcement office for specific penalty information.
Fremont is more permissive than most cities when it comes to native plants. That said, there are still limits.
Artificial Turf
Artificial turf is allowed in Fremont backyards and increasingly in front yards. AB 1572 incentivizes replacement of non-functional grass. HOA bans on turf are void under CA law.
Key details: Backyard: Allowed, no permit. Front Yard: Allowed with quality standards. HOA Ban: Void (Civ Code 4735, AB 349). AB 1572: Drives CII conversions. Stormwater: Permeable base required.
Contact your local code enforcement office for specific penalty information.
If you are coming from a city with tighter rules, you will find Fremont gives residents more flexibility on artificial turf.
Tree Removal & Heritage Trees
Fremont requires a permit to remove Heritage Trees and native oaks on private property. Replacement planting or in-lieu fees apply. Street tree removal needs Public Works approval.
Key details: Permit Trigger: Heritage and native 10 in plus. Arborist Report: Required. Replacement: 1 to 3 trees or fee. Street Trees: Public Works permit. Illegal Removal: Up to 5,000 dollars plus value.
Contact your local code enforcement office for specific penalty information.
This is one of the stricter rules in Fremont's municipal code. If you are unsure whether your situation complies, it is worth checking with the city before proceeding.
Tree Trimming
Fremont protects heritage, native oaks, and street trees. Homeowners can trim private trees but must not harm the tree or encroach on neighbor property without consent.
Key details: Heritage Tree: 24 in DBH or native 10 in. Major Pruning Permit: Over 25 percent canopy. Street Trees: City-owned, Public Works. Topping: Discouraged. Neighbor Branches: Trim to property line only.
Contact your local code enforcement office for specific penalty information.
Water Restrictions
Alameda County Water District serves Fremont and prohibits daytime outdoor watering, runoff, and watering within 48 hours of rain. AB 1572 phases out non-functional turf.
Key details: Water Utility: Alameda County Water District. No Watering: 10 am to 6 pm. Post-Rain: 48 hour wait. AB 1572: No potable on non-functional turf. Fines: 50 to 500 dollars.
Contact your local code enforcement office for specific penalty information.
The Bottom Line
Compared to many U.S. cities, Fremont gives residents more room on landscaping rules. 3 of the 8 rules here are rated permissive. But permissive does not mean unregulated. There are still requirements, and the city does enforce them when violations are reported.
Keep in mind that Fremont can amend these rules at any council meeting. For the most current version of any rule mentioned here, check the specific ordinance page, where we track updates as they happen.