St. Louis's Tree Protection: The Rules That Matter

Every city handles tree protection a little differently. In St. Louis, Missouri, there are 5 distinct rules that residents and property owners should be aware of. Some are stricter than what neighboring cities enforce, and others are more relaxed. Here is what you need to know.

Parkway Planting

Title XX places street trees in the public right-of-way under the Forestry Division. Property owners abut but do not own parkway trees; planting, pruning, and removal require a city forestry permit and approved species list.

Key details: Authority: Forestry Division. Code title: XX Chapter 22. Free planting: Yes, request. Removal permit: Required.

Removing or topping a street tree without permit yields a Title XX fine plus appraised replacement cost (often $1,000-$10,000) billed to the abutting property owner.

This is not one of those rules that cities tend to ignore. St. Louis actively enforces its parkway planting requirements.

Urban Forest Equity

St. Louis canopy averages 27% citywide but drops below 20% in north-side neighborhoods like Wells-Goodfellow and Hyde Park. The Forestry Division and Climate Action Plan target equity-focused planting funded by federal Inflation Reduction Act dollars.

Key details: Citywide canopy: ~27%. Northside canopy: Under 20%. IRA grant year: 2023-2024. Master plan: 2022.

Removing a recently planted equity tree without permit triggers Title XX replacement cost recovery; vandalism on city plantings is prosecutable as property damage.

Tree Removal Permits

St. Louis manages public trees through the Forestry Division. Street trees are city property, and their removal or pruning requires authorization from the Forestry Division. On private property, tree removal is generally not regulated outside of development review. However, the city's zoning code may require tree preservation as part of site plan approval for larger projects. Dead or hazardous private trees must be maintained by the property owner.

Key details: Street Trees: City property — Forestry Division manages. Private Trees: Generally unregulated outside development. Development: Tree preservation may be required in review. Hazardous Trees: Owner must maintain or remove. Management: Forestry Division.

Unauthorized removal: $500 to $10,000 per tree depending on size and species. Replacement planting required at 2:1 or 3:1 ratio.

Heritage & Protected Trees

St. Louis does not have a formal heritage tree registry with legal protections. The city values its mature urban canopy but does not have an ordinance specifically designating or protecting landmark trees. Significant trees may receive consideration during development review. The Forestry Division manages public trees and replaces those lost to disease, age, or construction. Forest Park and Tower Grove Park contain notable specimen trees.

Key details: Heritage Registry: No formal heritage tree program. Development Review: Significant trees may be considered. Notable Trees: Forest Park and Tower Grove Park. Forestry Division: Manages and replaces public trees.

Unauthorized removal of heritage tree: $2,000 to $25,000. Damage during construction: $1,000 to $10,000 plus remediation costs.

St. Louis is more permissive than most cities when it comes to heritage & protected trees. That said, there are still limits.

Tree Replacement Requirements

The St. Louis Forestry Division replaces public trees that are removed due to disease, damage, or construction. The city plants thousands of trees per year through its reforestation program. Private developers may be required to include replacement trees as part of landscape plans during site review. The loss of ash trees to Emerald Ash Borer has driven significant replanting with diverse species throughout the city.

Key details: Public Trees: Forestry Division replaces removed trees. Reforestation: Thousands of trees planted annually. Development: Replacement may be required in site review. EAB: Diverse replanting after ash tree losses.

Failure to replace: $250 to $1,000 per tree plus required planting. Fee-in-lieu non-payment: lien on property.

The Bottom Line

St. Louis's tree protection rules are a mixed bag. Some areas are strict, others are relaxed, and the details matter. The best approach is to check the specific rule that applies to your situation rather than assuming St. Louis is broadly strict or permissive.

All of the above reflects St. Louis's municipal code as of our last review. If you need specifics on fines, exemptions, or filing requirements, the detailed ordinance pages linked above have the full breakdown.