Leyland Cypress is a tree, a long-term addition to the landscape. It's hardy across USDA zones 6 through 10 and shrugs off deer. It roots deep, which helps it reach moisture in a dry spell and open up tight soil as it establishes.
Leyland Cypress — the short answer
Leyland Cypress: grown in zones 6–10, full sun, pH 6–8.5.
- USDA zones
- 6–10
- Manual horticultural correction (source not retained); NC State Extension and Missouri Botanical Garden, with the remaining rows from other published sources or Growable Ground compilation
- Soil pH
- 6–8.5
- FAO ECOCROP
- Sun
- Full Sun
- Growable Ground Plant Database
- Frost-kill temp (growing season)
- 30.2°F
- Growable Ground Plant Database
Plant data: Growable Ground Plant Database, compiled from FAO ECOCROP, USDA PLANTS and university Extension sources — each tile names its own row's source, because per-field provenance varies.
Score Leyland Cypress on your exact land.
Zone averages can't see the slope, soil, frost, and sun that decide whether leyland cypress actually takes — and those shift from one yard to the next. Enter your address and we'll score leyland cypress against your land's real conditions.
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What Leyland Cypress is
Leyland Cypress grows as a perennial and reaches around 65 feet at maturity. It blooms in spring. It's also deer-resistant.
How to grow Leyland Cypress
Leyland Cypress grows in USDA zones 6 through 10. Leyland Cypress does best in full sun — at least 6 hours of direct sun a day — and soil from pH 6 to 8.5, on well-drained ground. It needs a growing season of at least 150 frost-free days and about 200 hours of winter chill, which is why climate matters as much as soil.
USDA Zones
6-10
USDA PHZM 2023
Soil pH
6 - 8.5
FAO ECOCROP
Sun
Full Sun
Growable Ground plant catalog
Drainage
well (dry spells)
Growable Ground plant catalog
Frost Kill Temperature
30.2°F
Where cold starts killing growing tissue. Not a winter-survival floor — a dormant perennial takes far colder, which its hardiness zone answers.
Growable Ground Plant Database
Minimum Growing Temperature
39.2°F
Below this it stops growing rather than dies — a pace limit, not a survival limit.
Growable Ground Plant Database
Mature Height
65 ft
Growable Ground plant catalog
Chill Hours
200+
Winter hours below ~45°F it needs to fruit — too-mild winters can leave it bloom-shy.
Growable Ground plant catalog
Frost-Free Days
150+
The frost-free stretch it needs start to finish — short-season areas may need an indoor head start.
Growable Ground plant catalog
Plant it right
Set leyland cypress in full sun with well-drained soil. Many fruit trees need a second variety nearby to pollinate — check before you plant just one.
Match the soil
Leyland Cypress prefers pH 6 to 8.5 (FAO ECOCROP). A quick soil test from your local Extension lab tells you whether to add lime or sulfur to land in band.
Water steadily
Keep the root zone evenly moist through establishment. A 2–3 inch mulch layer holds moisture without waterlogging.
Be patient, then harvest
Prune annually while the tree establishes; fruit trees reward patience with years of harvest. Local Extension guides publish per-cultivar bearing-age tables.
Where Leyland Cypress thrives
Leyland Cypress is hardy across USDA zones 6 through 10. Zone is only the starting point, though: the soil pH, drainage, and frost dates on your specific land decide how well it actually does.
A USDA zone is a 10°F band of average annual extreme winter minimum, so zones 6–10 spans average winter lows from -10°F to 40°F (USDA PHZM 2023). Across the 50 states and DC, that band covers 16 outright and splits 32 more down the middle — and which side of that line your land sits on changes the answer.
Zones 6–10·Where Leyland Cypress growsOpen map →
This map is derived from the USDA ARS / PRISM Plant Hardiness Zone Map (2023) and is not the official USDA Plant Hardiness Zone Map.
Where Leyland Cypress stands, state by state
Leyland Cypress is rated for zones 6–10 — a cold floor USDA puts at -10 to 0°F. Across the 50 states and DC, 16 sit fully inside that band, the line runs through 32 more, and 3 sit outside it — and inside every split state, the same line runs on at county grain.
Fully inside zones 6–10
16 states
- Arkansas · zones 6b-8b
- Connecticut · zones 6a-7b
- Kentucky · zones 6a-7b
3 of 16 shown
The line runs through
32 states
3 of 32 shown
Leyland Cypress’s band covers part of each of these states — which side of the line your county sits on changes the answer, and each state page draws it.
Outside zones 6–10
3 states
- Minnesota · zones 3a-5a
- North Dakota · zones 3b-4b
- South Dakota · zones 4a-5b
Winter cold is the limit here — the same plant often works in a container that comes under cover. Each link is that state’s own growing hub.
State zone extents: USDA Plant Hardiness Zone Map (PHZM) 2023. A zone is a 10°F band of average annual extreme minimum temperature, so a state that splits the band contains the boundary — its own page draws the county line, and a parcel report resolves which side your land sits on.
What grows around Leyland Cypress
Growing guides for leyland cypress
In rotation planning, leyland cypress counts as a Other — beds recover best when other crops don’t follow each other in the same spot year over year. (Growable Ground derivation — crop-rotation group from botanical family)
Good to know
Good news for pet owners — leyland cypress isn't known to be toxic to dogs or cats. (Source: ASPCA.)
Leyland Cypress isn't classified as a notable pollinator plant in our data — pair it with high-value bloomers nearby to feed bees.
Your land is one point inside Leyland Cypress's range
This page resolves to the species. Your state page draws the county line, and a report reads the parcel — the soil pH, drainage, sun, and frost dates on your exact ground, which no species average can see.
See if Leyland Cypress will thrive on your land
Zone averages are a start. Your exact soil pH, drainage, sun exposure, and frost dates shape whether leyland cypress actually takes — we score it against the real conditions at your address.
Three things about your exact spot that zone averages miss:
We read public map data for this spot — soil, climate, flood, and parcel records. How we handle your address.
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How we know this about Leyland Cypress
The figures above are cited per row, not per site: the pH band names this plant’s own source column, the three temperature figures each carry their own, and days-to-maturity cites the publication that actually lists it. All of it comes from the Growable Ground Plant Database — a compilation over FAO ECOCROP, USDA PLANTS, and university Extension sources, published openly with per-field provenance.
Grounded inUSDA PLANTS Database•USDA PHZM•ASPCA
Frequently asked questions
Can I grow Leyland Cypress in my zone?
Leyland Cypress grows in USDA hardiness zones 6 through 10 (USDA PHZM 2023). Zone is one factor — soil pH, drainage, and frost dates on your specific parcel also shape whether it takes.
When should you plant Leyland Cypress?
Set leyland cypress out in early spring or fall while it's dormant, so the roots establish before the heat of summer. Your local last-frost date — which a Growable Ground report pulls for your exact address — sets the precise window.
How much sun does Leyland Cypress need?
Leyland Cypress needs full sun — a spot that catches at least 6 hours of direct summer sun a day. In more shade it still grows, but usually gives a smaller, later crop. The catch is that a yard rarely gets even light everywhere — a fence, the house, or one tall tree can quietly take those hours. A Growable Ground report reads the real sun-hours across your land, canopy and buildings included, so you can pick the brightest bed before you plant.
What soil does Leyland Cypress need?
Leyland Cypress prefers soil pH 6 to 8.5, on well-drained ground (FAO ECOCROP). Your report scores your parcel's actual soil against that using USDA SSURGO data.
Does Leyland Cypress attract pollinators?
Leyland Cypress isn't classified as a notable pollinator plant in our data. Pairing it with high-value bloomers nearby keeps bees and butterflies fed.
Is Leyland Cypress safe for pets?
Leyland Cypress is not known to be toxic to dogs or cats based on available data. Always supervise pets around new plantings. (Source: ASPCA.)
Keep exploring Leyland Cypress
Leyland Cypress state by state
Every state leyland cypress's zone reaches — 32 link straight to that state's leyland cypress growing page; the rest open the state's full growing guide.