Landscaping Rules in Wilmington, DE (2026)
3 verified landscaping rules for Wilmington, Delaware, sourced directly from the municipal code and official government pages.
Verified from official government sources
Tree Trimming
Property owners along Wilmington streets must prune and maintain any tree on or overhanging the public right-of-way, and a city permit is required before pruning or removing a street tree.
Wilmington Street Tree Pruning & Clearance Duty
Some RestrictionsWilmington City Code § 46-30(a)
Any person owning property shall be responsible for the maintenance, pruning, and treatment of any tree which is on, or adjoining or abutting their property and in the public right-of-way for a street, highway, lane or alley, etc, as may be necessary to alleviate any risk to the property owner or the public in the event that the tree or any part thereof is in a dangerous condition.
Tree Removal & Heritage Trees
Remove a Wilmington street tree under a city permit and you must grind the stump, haul the wood, and plant a 2-inch-caliper replacement within six months.
Wilmington Street Tree Replacement Rule
Some RestrictionsWilmington City Code § 46-34(c)
(c)Replacement following lawful removal of a street tree by an adjoining or abutting owner with an appropriate city street tree permit. Whenever a street tree is lawfully removed by the owner as evidenced by an approved street tree permit, the stump must be ground and removed, the dead wood removed and a replacement tree having a minimum caliper of two inches planted within six months of remova...
Weed Ordinances
Wilmington caps weeds and grass at eight inches on private lots and four inches in curb and sidewalk cracks along public rights-of-way, with owners liable for growth on land they own.
Wilmington Weed and Grass Height Limits
Some RestrictionsWilmington City Code § 13-36
It shall be unlawful, and the owner of the subject property shall be liable, for weeds or grasses growing or accumulating on land, including vacant lots, of which he or she is the owner, which includes, but is not limited to any public right-of-way or alley facing, adjoining or abutting the owner's property, regardless of whether the owner actually resides in or upon the property, so as to crea...
Looking for New Castle County county-wide rules?
County ordinances apply to unincorporated areas and may supplement Wilmington city rules.
Landscaping Rules in New Castle County →