Landscaping Rules in Dorchester County, SC (2026)
4 rules for unincorporated Dorchester County, South Carolina.
Verified from official government sources
Tree Trimming
You may prune your own trees in Dorchester County, but the county tree ordinance still protects non-pine Grand trees even on small home lots. Overhanging branches may be trimmed to the property line; Summerville and HOA rules add stricter limits in town.
Dorchester County Tree Trimming Rules
Some RestrictionsDorchester County Zoning and Land Development Standards (Ord. No. 04-13), § 12.4.3(c) Tree and Canopy Protection Standards
Nothing in this Section shall be construed to prevent the ordinary pruning, trimming and maintenance of a tree, nor shall anything in this Section be construed to prevent the cutting or removal of any tree that the authorized County offices deem required for public safety.
Tree Removal & Heritage Trees
Dorchester County requires a Tree Removal Permit from the Zoning Administrator to destroy any Protected tree. Even an occupied single-family lot of one acre or less must still get a permit to remove a non-pine Grand tree of 24-inch DBH.
Dorchester County Tree Removal Permit Rules
Some RestrictionsDorchester County Zoning and Land Development Standards (Ord. No. 04-13), § 12.4.3(a)(6) Tree and Canopy Protection Standards
A single-family residential site equal to or smaller than one (1) acre shall be exempt from protecting Significant trees, Required Trees, and pine trees, but not Grand trees other than pine, provided the lot is occupied by one (1) single-family house or one (1) manufactured home with a Certificate of Occupancy for at least two (2) years.
Weed Ordinances
Dorchester County sets no fixed inch limit; overgrown grass, weeds, and undergrowth are abated as nuisances under its environment code. The SC Right to Farm Act shields working farms, and Summerville enforces its own overgrowth limits in town.
Dorchester County Grass Height & Overgrowth Rules
Some RestrictionsS.C. Code Ann. § 46-45-70, South Carolina Right to Farm Act
No established agricultural facility or any agricultural operation at an established agricultural facility is or may become a nuisance, private or public, by any changed conditions in or about the locality of the facility or operation.
Water Restrictions
Dorchester County has no everyday watering calendar, but under the SC Drought Response Act water providers like Summerville CPW and Dorchester County Water and Sewer must impose staged limits when SC DNR declares a drought, cutting or banning nonessential outdoor watering.
Dorchester County Outdoor Watering Rules
Some RestrictionsS.C. Code Ann. § 49-23-90(A), South Carolina Drought Response Act
Municipalities, counties, public service districts, special purpose districts, and commissions of public works engaged in the business or activity of supplying water for any purpose shall develop and implement drought response ordinances or plans where authority to enact ordinances does not exist.
All Dorchester County ordinances
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