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Landscaping Rules in Pennsylvania (2026)

79 rules on the books across Pennsylvania, 19 cities and counties. Select a rule to read the full details.

Severity: Few Restrictions · Light Restrictions · Some Restrictions · Significant Restrictions · Heavy Restrictions

Tree Trimming

Rules about trimming trees that overhang sidewalks, streets, or neighboring properties, and when you need permission to prune city trees.

Pennsylvania: statewide

StatewideSome Restrictions

Pennsylvania PUC regulations universally authorize utilities to trim or remove trees within rights-of-way and easements…

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Allentown

Heavy Restrictions

In Allentown, the owner of property abutting a public right-of-way is responsible for the care and maintenance of any…

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Philadelphia

Heavy Restrictions

Philadelphia Parks & Recreation has exclusive control of all street trees under Philadelphia Code Section 15-203. A…

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Bethlehem

Some Restrictions

Bethlehem property owners must keep trees along their public right-of-way pruned to maintain 8 feet of clearance over…

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Delaware County

Some Restrictions

Delaware County does not regulate tree trimming on residential streets. In municipalities that have adopted the…

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Erie

Some Restrictions

Erie requires trees to be kept clear at 14 feet above the street and 9 feet above the sidewalk, and any planting or…

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Franklin Township

Some Restrictions

In Franklin Township, Chester County, Pennsylvania, property owners must remove or trim trees and limbs growing in a…

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Lancaster County

Some Restrictions

Lancaster County sets no tree-trimming rule. Under the PA Shade Tree Act, a municipality's shade-tree commission or…

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Montgomery County

Some Restrictions

Montgomery County sets no countywide tree-trimming rule for private yards. Street-tree trimming is a municipal…

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Pittsburgh

Some Restrictions

Pittsburgh property owners must trim trees whose limbs extend into a public street, block free passage, obstruct a…

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Pottstown

Some Restrictions

Pottstown property owners must keep trees on their land trimmed to a 14 foot clearance over any street or alley and…

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Reading

Some Restrictions

Reading requires shade trees to be trimmed to at least 14 feet above the street and 8 feet above the sidewalk, and lets…

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Scranton

Some Restrictions

City Code § 434-1 makes it unlawful for any property owner to let shade trees, hedges or shrubs grow so overgrown that…

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Upper Darby

Some Restrictions

Upper Darby requires nine feet of clearance where a tree overhangs a public sidewalk and 11 feet where it overhangs a…

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Tree Removal & Heritage Trees

Permit requirements for removing trees on private property, protected and significant tree thresholds, replacement planting standards, and the penalties for unpermitted removal.

Philadelphia

Heavy Restrictions

Under Philadelphia Code Section 14-705(1)(e), heritage trees on a development lot may not be removed unless the…

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Allegheny County

Significant Restrictions

Allegheny County caps how much woodland a subdivision or land development can clear, no more than 50% of mature…

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Bethlehem

Significant Restrictions

Removing a tree from a Bethlehem public area, including the right-of-way in front of a home, requires a Director of…

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Pottstown

Significant Restrictions

A Pottstown property owner cannot remove a street tree without a Public Works Director permit under Chapter 25, Section…

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Scranton

Significant Restrictions

Scranton bars anyone, including a city department, from removing a street, park or public tree without permission from…

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Berks County

Some Restrictions

Berks County issues no tree-removal permit for private property. Any permit or replacement requirement is municipal…

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Chester County

Some Restrictions

Chester County issues no tree-removal permit. Permits are municipal, most often for street/shade trees, and any…

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Delaware County

Some Restrictions

Delaware County issues no tree-removal permit. For street trees, the local shade-tree commission controls removal under…

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Franklin Township

Some Restrictions

In Franklin Township, Chester County, Pennsylvania, existing woodland, hedgerows and trees with a trunk diameter of six…

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Lancaster County

Some Restrictions

Tree-removal permits are municipal, not county-level (street trees need a permit under the PA Shade Tree Act)…

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Lehigh County

Some Restrictions

Lehigh County's Subdivision and Land Development Ordinance requires subdivisions and land developments on covered sites…

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Montgomery County

Some Restrictions

Montgomery County has no countywide private-tree-removal ordinance. Removing a tree on your own land is generally…

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Penn Hills

Some Restrictions

The Municipality of Penn Hills regulates planting, trimming, and removal of trees and vegetative growth citywide…

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Pittsburgh

Some Restrictions

Pittsburgh requires a Department of Public Works permit before removing, cutting down, or trimming any tree or shrub…

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Reading

Some Restrictions

Reading's City Arborist can order a property owner to prune or remove a hazardous private tree; if the owner refuses…

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Upper Darby

Some Restrictions

Upper Darby requires a written Shade Tree Commission permit before any street tree is removed under Code § 506-4, and §…

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York County

Some Restrictions

York County requires no permit to remove a single tree, but clearing land that disturbs 5,000 square feet or more…

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Weed Ordinances

Requirements to keep weeds and grass below a set height, the numeric limits (commonly 8 to 12 inches), abatement notices, and the liens cities can place after mowing it themselves.

Pennsylvania: statewide

StatewideSome Restrictions

The Pennsylvania Controlled Plant and Noxious Weed Act requires all property owners statewide to control designated…

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Allentown

Heavy Restrictions

Allentown defines weeds broadly as rank vegetable growth (grass, ragweed, dandelion, brush, and similar vegetation)…

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Philadelphia

Heavy Restrictions

Philadelphia Property Maintenance Code Section PM-302.4 bars weeds or plant growth over 10 inches and prohibits all…

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Bethlehem

Some Restrictions

Bethlehem caps noxious weeds and grass at one foot tall on any lot within 200 feet of a building or public…

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Erie

Some Restrictions

The City of Erie's adopted property-maintenance standard requires premises to be kept free of weeds and plant growth…

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Franklin Township

Some Restrictions

In Franklin Township's residential areas, Section 10-102 defines 'excess growth' as any vegetation taller than 12…

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Lancaster County

Some Restrictions

Lancaster County sets no weed ordinance; your municipality does (e.g., Lancaster City's six-inch limit). Statewide…

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Montgomery County

Some Restrictions

Montgomery County sets no countywide weed ordinance. Noxious weeds and overgrown vegetation are a municipal…

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Penn Hills

Some Restrictions

Penn Hills bans noxious weeds and plant growth over 10 inches tall within 200 feet of any structure, and the same limit…

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Pittsburgh

Some Restrictions

Pittsburgh requires property owners to cut noxious weeds and mow grass to no more than six inches, or face a nuisance…

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Pottstown

Some Restrictions

Pottstown's Property Maintenance Code amendment, Section 302.4, requires every premises and exterior property within…

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Reading

Some Restrictions

Reading caps grass, weeds and plant growth on any property at six inches; the City can serve a notice of violation and…

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Scranton

Some Restrictions

Scranton caps weeds and grass at eight inches on any lot in the city under Code § 434-25. Canada thistle, ragweed…

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Upper Darby

Some Restrictions

Upper Darby caps weeds and uncultivated grass at 10 inches under its adopted Property Maintenance Code, and separately…

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Water Restrictions

Watering schedules, drought restrictions, and limits on outdoor irrigation including which days and times you can water your lawn.

Pennsylvania: statewide

StatewideSome Restrictions

Pennsylvania Emergency Management Services Code authorizes the Governor to impose mandatory statewide drought water-use…

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Allentown

Some Restrictions

Allentown has no permanent day-of-week or time-of-day lawn-watering ordinance. Outdoor watering is restricted only when…

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Berks County

Some Restrictions

Berks County sets no routine watering schedule. Statewide, when the Governor declares a drought emergency, 4 Pa. Code…

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Bethlehem

Some Restrictions

Bethlehem can order mandatory water conservation during a supply shortage, and the first thing it bans is outdoor…

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Chester County

Some Restrictions

There are no permanent county watering rules. During a Governor-declared drought emergency, Pennsylvania law bans…

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Delaware County

Some Restrictions

Delaware County publishes no lawn-watering schedule. Mandatory outdoor-water restrictions in Pennsylvania take effect…

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Erie

Some Restrictions

Erie has no city lawn-watering ordinance in normal conditions; Pennsylvania state law (4 Pa. Code Chapter 119)…

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Franklin Township

Some Restrictions

Franklin Township bans lawn watering, pool filling and most other nonessential water uses the moment the Township, DEP…

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Montgomery County

Some Restrictions

Montgomery County does not set a watering schedule. Pennsylvania is not under permanent western-style outdoor-watering…

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Philadelphia

Some Restrictions

Philadelphia has no permanent calendar or odd/even lawn-watering schedule. Outdoor irrigation is generally…

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Pittsburgh

Few Restrictions

Pittsburgh has no standing outdoor watering ban. PA Code Chapter 119 authorizes restrictions only during declared…

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Native Plants

Incentives or requirements for using native and drought-tolerant plants in your landscaping, and rules about replacing traditional lawns.

Penn Hills

Some Restrictions

Within a riparian buffer easement created during subdivision or land development along a qualifying stream, Penn Hills…

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Philadelphia

Some Restrictions

Any new landscaping placed inside Philadelphia's mandatory 50-foot waterfront setback has to come from the native and…

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Pittsburgh

Some Restrictions

Pittsburgh property owners may install and maintain native-plant landscaping, rain gardens, and pollinator gardens…

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Pottstown

Some Restrictions

Pottstown's zoning code lets property owners plant a native-species managed meadow instead of mowed turf, but only on…

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Allegheny County

Light Restrictions

Allegheny County's Subdivision and Land Development Ordinance encourages developers to plant hardy indigenous species…

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Bethlehem

Light Restrictions

Bethlehem's subdivision and land development code encourages native plant species in required landscaping but does not…

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Erie

Light Restrictions

Erie's Zoning Ordinance Section 206.15(d)(3)G lets an Industrial Park property owner treat part of the site as natural…

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Allentown

Few Restrictions

Allentown's zoning code lets property owners plant a native meadow instead of a mowed lawn to satisfy the…

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Franklin Township

Few Restrictions

Franklin Township's weed ordinance only reaches residential lots. Section 10-101 excludes farmland and land kept in a…

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Reading

Few Restrictions

Reading's property-maintenance code caps weeds and grass at six inches, but cultivated and managed plantings, including…

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