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Landscape Design in Southampton, NY
Free quotes for landscape design in Southampton, NY.
Landscape design in Southampton, NY is the drawn plan for a property, from the site survey, the surveyor's map of the lot, to the last plant, and here it has to answer rules and conditions a generic plan ignores. The Town of Southampton caps how much natural vegetation a lot in its Aquifer Protection Overlay District may lose and how much of it may be fertilized or irrigated. A Town wetlands permit reaches 200 feet from a wetland. The Village of Southampton and the other incorporated villages keep their own codes. Plants face USDA hardiness zones 7a and 7b, salt spray, deer and sandy soils that drain fast. Our designer walks the property, reads the survey, and draws plans that put each of those limits on paper before anything is priced or built.
Typical published range
$700 to $3,000 per design plan (HomeGuide, December 23, 2025, national)
Design fees are published as national ranges, and no survey prices Long Island work. HomeGuide's design cost page, dated December 23, 2025, puts a design plan at $700 to $3,000, with a national average of $1,850, designers at $50 to $150 an hour, and a large-project fixed fee at $3,500 to $9,000. LawnStarter, updated December 27, 2025, names New York among the states where design costs more. Landscape architects bill more by the hour, $100 to $250 in HomeGuide's survey, and Angi's landscape architect page, updated in July 2026, shows $2,610 for New York against a national average of $2,122. The Bureau of Labor Statistics puts the national mean wage for landscape architects at $42.68 an hour, $88,780 a year, in May 2025; a Nassau-Suffolk figure could not be verified.
Three things set the fee: the size of the property, how much the plan must resolve, and how it is billed. Angi's design averages, updated in July 2026, climb from $2,500 for a 1/4-acre yard to $8,000 for 1.5 to 3 acres, and some designers bill 10% to 20% of the build instead, in HomeGuide's survey. Sales tax follows the work the plan calls for. New York's Tax Bulletin TB-ST-505 treats planting shrubs, trees and perennials, a new lawn and retaining walls as capital improvements: with your signed Form ST-124, the installer pays tax on materials and collects none from you. Maintenance is taxed, at 8.75 percent in Suffolk County under Publication 718. Neither TB-ST-505 nor Publication 862 addresses design fees, so our estimate states how each line is treated. Published ranges for every service are on our Southampton landscaping cost page.
The drawings come in order. The site survey, showing lot lines, structures, trees and grades, is the base; in the Town's Aquifer Protection Overlay District a building permit application must include a survey showing existing natural vegetation and the areas to be disturbed (Town Code section 330-69A). From it we draw a base plan, a scaled drawing of what stays: house, drive, septic, trees worth keeping, wetland lines and setbacks. The planting plan places each plant by species, size and spacing, such as privet set about 18 inches apart for a hedge, as Cornell Cooperative Extension of Nassau County advises. We mark sightlines, the views from windows, terraces and the drive that planting should frame or block, and garden rooms, outdoor spaces enclosed by hedges or walls so each reads as its own place. Phasing, the order and season in which the plan is built, comes last.
Which government governs the lot decides the lines on the plan. Outside the villages, where the Town of Southampton's Aquifer Protection Overlay District is mapped, it caps fertilized vegetation, which the code defines to include irrigated lawn and beds, at 15 percent of a lot (section 330-68), and the 2026 Land Disturbance law requires a Town permit to disturb more than 2,000 square feet, or to change grade by more than two-foot contours, on lots of 20,000 square feet or more. Town Chapter 325 wetland buffers on developed lots run, where practicable, 75 feet for turf and fertilizer and 100 feet for structures. The Village of Southampton sets 125 feet from a wetland for clearing, landscaping and fertilizing and 150 feet for structures, pools included. Fences in a required front yard stop at four feet in both the Town and the Village. Our Southampton landscaping rules guide sets out each code.
The South Fork writes its own conditions into the plan. The Plymouth and Carver soil series, extensive on Long Island, are excessively drained and acid, so a plan that leans on thirsty lawn fights both the soil and the Suffolk County Water Authority's odd/even watering days. Deer browse what Rutgers rates C or D, including bigleaf, oakleaf and panicle hydrangeas and American arborvitae. In the Village of Southampton, 54.8 percent of housing units are seasonal, recreational or occasional-use homes in the Census Bureau's ACS 2020-2024 estimates, so we design for weeks of absence: drip zones on a controller, mulched beds, and screens of plants Rutgers rates A or B. When the drawings are approved, our landscape installation crew builds them in the phases on the plan.
When a property needs a drawn plan first
Some properties can be planted bed by bed. Others need the whole lot on paper first, because a rule, a setback or a failing plant touches everything around it. These conditions on the South Fork call for a full design before any digging.
- You plan to clear more than 2,000 square feet, or change grade by more than two-foot contours, on a Town of Southampton lot of 20,000 square feet or more.
- Part of the property lies within 200 feet of a wetland in the Town, or within 125 feet in the Village of Southampton, where clearing and fertilizing need a permit.
- A screen of American arborvitae or a hydrangea border shows deer browse, and Rutgers rates those plants D and C, frequently and occasionally severely damaged.
- Lawn and irrigated beds already approach 15 percent of a lot in the Town's Aquifer Protection Overlay District, the cap on fertilized vegetation there.
- A new pool must sit 20 feet from every lot line in the Village of Southampton, inside an enclosing fence at least four feet high.
- Windows, terraces and the drive look straight at a road or a neighbor's pool house, and no planting frames the views worth keeping.
Clearing and fertilized-area limits in the Town's aquifer overlay
In the Town of Southampton, outside the incorporated villages, the Aquifer Protection Overlay District limits how much natural vegetation a residential lot may lose, by lot size, under section 330-67A(4)(a): 75 percent of lots up to 15,000 square feet, 60 percent from 15,001 to 30,000, 50 percent from 30,001 to 60,000, 35 percent from 60,001 to 90,000, 25 percent from 90,001 to 140,000, 20 percent from 140,001 to 200,000 and 15 percent above that. Fertilized vegetation may not exceed 15 percent of a lot, or 20,000 square feet on a tract unless the Planning Board approves a landscape plan (section 330-68). Nothing may be cleared before a building permit or other approval; the limit is staked by a surveyor and ribboned; and over-clearing brings a stop-work order that lifts only after revegetation with low-maintenance, nonfertilizer species.
The Land Disturbance law, added to the Town Code on May 12, 2026, adds its own permit from Land Management on lots of 20,000 square feet or more. It protects significant trees, healthy trees at least 18 inches in diameter at breast height; it exempts ordinary pruning on developed lots and clearing within 20 feet of a house for wildfire safety; and it requires plans stamped by a registered landscape architect, or prepared by an arborist who holds certification, for any request to clear more than half of the natural vegetation. We draw these numbers onto the base plan first.
Wetland setbacks as design lines: Town, Village and State
Wetland rules decide where lawn, beds and structures can go, and three governments draw them. In the Town of Southampton, Chapter 325 requires a permit for regulated activities within 200 feet of a wetland. On undeveloped land the Town imposes minimum buffers of 100 feet for turf and fertilizer, 125 feet for structures and 150 feet for sanitary systems; on developed lots the minimums, where practicable, are 75 feet and 100 feet. Fertilized planting stays at least 75 feet landward of the wetland boundary, while unfertilized care of a lawn or garden that predates the chapter is exempt, and fences, arbors and trellises near a wetland can go through an administrative permit.
In the Village of Southampton, section 116-19.1 sets 125 feet for clearing, landscaping and fertilizing, 150 feet for structures and 200 feet for septic systems, and the Zoning Board of Appeals decides. New York State's tidal wetland adjacent area reaches up to 300 feet inland, and DEC requires a permit for almost any activity that alters it. Behind a new bulkhead the Town Trustees require a 10-foot setback for fertilized vegetation, and Suffolk County's fertilizer law keeps fertilizer 20 feet from surface water unless a natural vegetative buffer at least 10 feet wide stands between. We plot each line on the base plan and plant the buffers with natives, which the Peconic Estuary Partnership notes do not require fertilizers.
Planting plans for zones 7a and 7b, salt spray and deer
The 2023 USDA map puts Southampton's ZIP code, 11968, in zone 7a, an average annual extreme minimum of 0 to 5 degrees F, and the Water Mill and Bridgehampton ZIP codes in 7b, 5 to 10 degrees F. NOAA's 1991-2020 normals for Bridgehampton put the median last spring freeze at April 23 and the first fall freeze at October 24, a 182-day season, so the plan assigns each phase to a spring or fall window. Rutgers rates plants by deer damage and says no plant is deer-proof: American holly, bayberry, common boxwood, pitch pine and little bluestem are A, rarely damaged; privet and inkberry are B; bigleaf, oakleaf and panicle hydrangeas, Leyland cypress and western arborvitae are C; American arborvitae is D. Rutgers advises fencing or repellents for C and D plants, so where one is worth keeping the plan shows the protection.
Cornell Cooperative Extension of Suffolk County lists bayberry, beach plum, rugosa rose, inkberry, pitch pine and bearberry among plants tolerant of salt spray, and warns that moderately tolerant plants may show tip dieback, so first-row plantings near the bays and ocean come from that list. New York's 6 NYCRR Part 575 prohibits border privet; California privet is not on the list, so a privet hedge on our plans is California privet. Boxwood needs care in placement: Rutgers rates it A, but Cornell Cooperative Extension reports that boxwood blight struck Long Island landscapes in 2012 and that symptoms track how long foliage stays wet, so we plant it where leaves dry quickly. Our deer-resistant native plantings page goes species by species.
Designer, landscape architect or a phased master plan
The choice is who draws the plan and how much of it gets built at once. The answer depends on the size of the lot, whether a Town or Village board will review the work, and whether the Town's 2026 Land Disturbance law calls for stamped drawings.
A landscape designer's plan
A designer draws the base plan, planting plan and hardscape layout for a developed lot where no stamped drawing is required. HomeGuide's December 2025 survey puts designers at $50 to $150 an hour and a medium-project plan at $700 to $3,000. This route suits replanting, a pool garden or new beds inside clearing that already exists.
A registered landscape architect's stamped plan
In the Town of Southampton, a request to clear more than half of a lot's natural vegetation under the Land Disturbance law needs plans stamped by a registered landscape architect or prepared by an arborist who holds certification. Angi's July 2026 figures put the national average at $2,122, often 5% to 15% of the project, and HomeGuide notes a landscape architect must have a degree.
A master plan built in phases
On a large or newly cleared property we draw the whole plan once and build it in phases: grading, drainage and irrigation sleeves first, then trees and hedges in one planting window, beds and lighting in the next. Where the design fee is billed as a share of the build, it follows the phases too.
Whichever route you take, the plan should name the governing municipality, every setback, the hardiness zone and each plant's deer rating. In the Village of Southampton, the Board of Architectural Review and Historic Preservation may direct landscape screening as part of a plan, so we draw screening in from the start.
Questions
Landscape Design FAQs
How much does a landscape designer cost?
Published figures are national; no survey prices Long Island design. Angi's design page, updated in July 2026, gives a $4,588 average, with most owners paying $1,934 to $7,267 and plans ranging from $300 to $15,000, most under $6,000. LawnStarter, updated December 27, 2025, gives $2,200 to $6,180 per project, and Fixr, updated January 31, 2025, $2,000 to $7,000 for a detailed plan. Lot size, the number of drawings and a 3D rendering, $400 to $500 extra at LawnStarter, move the fee.
What is a realistic budget for landscaping my home?
Start from the published national figures and the scope. Angi's landscaping page, updated in September 2026, gives a $3,517 average, with most owners paying $1,248 to $6,069, and $15,000 to $50,000 for a full backyard renovation. Fixr's $10,000 average, updated January 31, 2025, describes a 1/4-acre job with design, new soil, grading, seed, plants, a patio and a walkway. No survey publishes a Long Island figure, so we price your plan line by line against these ranges.
What does a landscape design plan include?
Ours includes a review of your site survey, a base plan of what stays, a planting plan naming each plant's species, size and spacing, a hardscape and lighting layout, and a phasing schedule tied to the planting windows, with the governing municipality and its setbacks on each sheet. The surveys describe the same core: LawnStarter and Bob Vila say a design fee buys 2D drawings or 3D renderings showing materials and their placement, and Fixr says the designer evaluates the need for grading or resloping.
Do I need a permit before the plan is built?
It depends on the government and the work. In the Town of Southampton, disturbing more than 2,000 square feet on a lot of 20,000 square feet or more needs a land disturbance permit, listed work within 200 feet of a wetland needs a wetlands permit, and only fences and walls of four feet or less are exempt from a building permit. In the Village of Southampton, clearing, landscaping or fertilizing within 125 feet of a wetland needs a Village permit, and altering land, trees or plantings in a Village historic district needs a certificate of appropriateness.
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