9 county-level rules, plus city-specific rules for 1 city in Hamilton County, Tennessee.
Verified from official government sources
In Chattanooga, grass, underbrush, or weeds must be kept under 10 inches tall. Code Enforcement tags overgrown lots. Tennessee counties zone unincorporated land, but this height rule is a Chattanooga city standard, not a countywide Hamilton County one.
Chattanooga City Code Ch. 21, Art. IV (Exterior Requirements)
All premises containing grass, underbrush, or weeds shall be maintained at the height of less than ten (10) inches.
Pruning trees on your own private property in Chattanooga generally needs no permit. But street/public trees in the right-of-way are protected by the Chattanooga Tree Ordinance and may only be trimmed or removed with the city arborist's approval.
Chattanooga's Tree Ordinance does not prohibit homeowners from removing trees on their own private property, including backyards. Permits apply to public/right-of-way trees and to new development, which must meet tree-caliper requirements or pay into the city Tree Bank.
Chattanooga City Code Ch. 32, Art. XIII (Chattanooga Tree Ordinance)
This ordinance does not prohibit homeowners from removing trees on private property, including backyards. It primarily applies to new developments, where large-scale land clearing often reduces the city's tree canopy.
Chattanooga treats weeds like tall grass: grass, underbrush, or weeds must be kept under 10 inches. Overgrown lots are tagged as public nuisances by Code Enforcement. Unincorporated Hamilton County uses nuisance provisions instead of one countywide weed height.
Chattanooga City Code Ch. 21, Art. IV (Exterior Requirements)
All premises containing grass, underbrush, or weeds shall be maintained at the height of less than ten (10) inches.
Tennessee has no statewide homeowner lawn-watering ban, and neither Hamilton County nor Chattanooga imposes fixed watering days. During drought, Tennessee American Water requests voluntary conservation. Mandatory restrictions would only come if a severe, prolonged drought forced them.
Rainwater harvesting is legal in Tennessee with no state permit or volume limit for non-potable uses like irrigation. Chattanooga actively encourages it, even reimbursing residents for rain barrels and stormwater features. Collected water cannot be used for drinking without treatment.
Neither Hamilton County nor Chattanooga requires homeowners to plant native species, and there is no ban on turf lawns. Native and pollinator plantings are encouraged. Zoning landscape standards mainly govern required buffers, parking-lot planting, and new development, not private yard plant choice.
No Hamilton County or Chattanooga ordinance specifically bans or requires a permit for residential artificial turf. In required landscape areas of development, zoning standards may not credit synthetic turf as living landscaping. Check HOA rules, which the county and city do not enforce.
Chattanooga encourages backyard composting and offers free mulch and compost to city residents. No ordinance bans a tidy home compost pile. The city collects brush, bagged yard waste, and loose leaves curbside; piles must not block streets, sidewalks, or drainage.
1 cities in Hamilton County have their own landscaping rules rules. Each link goes to that city's dedicated page with code citations.
See every category we cover for Hamilton County — parking, noise, fences, fires, animals, pools, and more.
Hamilton County Ordinance Hub →