Unlikely — Zone Mismatch
Nootka rose (zones 8-13) does not overlap with Kentucky's zone range (6a-7b). Growing outdoors is unlikely without significant protection.
One zone short — what would close it
Nootka Rose is hardy to zone 8, and the warmest ground in Kentucky is zone 7 — 1 zone short. Planted in open ground it will not survive a Kentucky winter. To grow it here, grow nootka rose in a container and move it under cover for the coldest weeks, or give it a greenhouse.
Season extension and overwintering under cover both work at this margin. How to buy the weeks →
Zone math from 8-13 (plant) against 6-7 (Kentucky). Lift modeled by crop_engine Sprint 20B effective_zone_modifier (+2 zones) via api/fast_sections.py Unlock Engine v2.
Your yard isn't the whole zone.
Kentucky spans zones 6a-7b, but your yard sits in exactly one — and slope, tree cover, and cold-air pockets nudge it further. Enter your address and we'll score nootka rose against your parcel's actual hardiness, soil, and sun.
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Zone Comparison
Nootka Rose Needs
- USDA Zones: 8-13
- Sun: Part Sun
- Picking window: ~28 days of harvest
- Drought tolerance: Low
Kentucky Has
- USDA Zones: 6a-7b
- Last Hard Freeze (28°F): Mar 27 - Apr 2
- First Hard Freeze (28°F): Nov 4 - Nov 10
- Annual Rainfall: 42-52 inches
- Common Soils: Silt loam, Clay loam, Limestone-derived
Plant Zone Range (zones 8-13)
Preferred Soil pH
Plant data: USDA PLANTS Database / Growable Ground plant catalog. State data: USDA ARS PHZM 2023, NOAA Climate Normals, NRCS SSURGO.
When to Plant Nootka Rose in Kentucky
The frost window
Across Kentucky, the last spring hard freeze (28°F) clears between Mar 27 and Apr 2, and the first fall hard freeze lands between Nov 4 and Nov 10 (NOAA Regional Climate Centers ACIS, 1991-2020). Counting from the latest last freeze to the earliest first freeze, that's a 216-day window you can count on — up to 228 days on a mild site in a kind year. That marks the hard freeze, not the last light frost, so tender transplants usually wait another 2-3 weeks.
Winter standing
Kentucky runs as cold as USDA zone 6, and no sourced winter-hardiness floor is on record for nootka rose, so this page does not state whether it overwinters here — and gives no fall establishment date on the strength of a guess. Whether nootka rose is a permanent planting or a replant-every-spring crop for you turns on your own zone within Kentucky; check its hardiness range against that before treating it as long-lived ground.
Timing tuned to sub-state frost dates — Greenup County, not the statewide average.
Frost window: NOAA Climate Normals 1991-2020. Plant timing fields: USDA PLANTS Database. Your site's own frost dates can run earlier or later than the state range — a parcel report pins them down.
Soil + Drainage Fit
Nootka Rose likes near-neutral soil (pH 6.5-7). That's the common-ground band across Kentucky's silt loam and clay loam — a soil test confirms it for your site. Drainage matters: this plant wants well (dry spells). If your Kentucky site is heavier clay or sits in a low spot, raised beds or amendment with compost solve it.
Your land, not the state average
Kentucky soil pH runs about 5.5–6.3, and that sits below nootka rose's tolerated 6.5–7, so the typical Kentucky parcel needs lime before it will perform. SSURGO maps it swinging by full points parcel to parcel, so your map unit, not the state number, decides whether nootka rose needs lime or sulfur.
Check your parcel → Source: USDA NRCS SSURGO.
Plant pH and drainage requirements from USDA PLANTS Database. Kentucky soil profile from USDA NRCS SSURGO. Site-specific verification: a 30-minute soil test from your local Extension lab.
Nootka Rose in Kentucky — Quick Answer
- Verdict: Unlikely — Zone Mismatch
- Plant Zones: 8-13 (USDA PLANTS Database)
- State Zones: 6a-7b (USDA ARS PHZM 2023)
- Growing Season: 28°F hard freezes about Mar 27 - Apr 2 to Nov 4 - Nov 10 (NOAA Regional Climate Centers ACIS, 1991-2020)
What Else to Consider for Nootka Rose in Kentucky
Zone compatibility tells you about winter cold survival — but Kentucky growers also need to think about:
Heavy clay soils in the Bluegrass region
High humidity promotes fungal diseases
Karst topography creates drainage unpredictability
Growing nootka rose here specifically
Nootka Rose wants soil pH 6.5–7.0, but Kentucky's soils run acidic (SSURGO maps a dominant pH near 5.9) — below its range, nutrients lock up and growth stalls.
Test your soil and lime to raise pH into nootka rose's 6.5–7.0 range before planting. How to handle it →
What to actually do about these — and the constraints that apply to every Kentucky grower, not just nootka rose — is covered on the Kentucky growing guide.
Timing shifts within Kentucky
Kentucky isn't one climate. In Greenup County, the last hard freeze (28°F) holds until about Apr 13 — roughly 13 days later than the recorded state median — so plant nootka rose to your county's window, not the statewide date.
County last-freeze dates: NOAA Regional Climate Centers ACIS (1991-2020), county 28°F freeze (earlier than the folk 32°F "last frost"). A parcel report resolves your address's own frost dates.
Where in Kentucky Nootka Rose Is Zone-Hardy
Nootka Rose is rated for USDA zones 8–13. No Kentucky county reaches it. Even Lyon County, the state’s mildest winter at zone 7b, sits below the plant’s zone 8 floor — so in open ground this one needs winter protection here, or a container that comes under cover.
Across those 120 counties Kentucky’s winter-low ladder runs from zone 6b in Anderson County to zone 7b in Lyon County — 1 USDA zone of spread, which is 10°F between the two counties’ average coldest night of the year. None of that range reaches the band nootka rose needs, so here the statewide answer really is the answer.
County hardiness zones: USDA Plant Hardiness Zone Map (PHZM) 2023, per county. Nootka Rose’s zone 8–13 band: USDA PLANTS / Growable Ground plant database. A parcel report resolves your address’s own zone and frost dates rather than its county’s.
Pollinator + Wildlife Value
Nootka Rose draws honeybees and native bees (high value, Growable Ground Plant Database). Planting it near vegetable beds can lift fruit set on neighboring crops. Outdoors, nootka rose can only work that bloom inside Kentucky's frost window — roughly 221 days, opening after the last 28°F freeze (Mar 27 - Apr 2) and closing at the first (Nov 4 - Nov 10), per NOAA Regional Climate Centers ACIS, 1991-2020.
Kentucky Cooperative Extension
For Kentucky-specific cultivar recommendations, planting calendars, and pest pressure for nootka rose, the canonical source is University of Kentucky Cooperative Extension. Their fact sheets carry the local trial data we can't generalize across 50 states.
Is Nootka Rose native to Kentucky?
Nootka Rose is native to parts of the Lower 48, but the USDA PLANTS Database (accessed 2026-07-01) does not document a native range in Kentucky. It can still earn a place in a Kentucky garden — the zone comparison above tells you whether it will thrive.
Looking for plants that belong here? The Kentucky growing guide lists USDA-documented natives for the state.
Native-range data: USDA PLANTS Database state-distribution records, accessed 2026-07-01.
What pests threaten nootka rose in Kentucky?
Japanese beetle is documented in Kentucky, and it hits nootka rose where it counts. Here is what it actually does — and the move that beats it.

Japanese beetle
Act on thisRoses sit at the very top of the Japanese beetle's host list — the University of Kentucky names Rosa species among the plants most likely to be attacked, and even the wild and species roses are favored (the beetle's fondness for multiflora rose is well documented). The University of Minnesota notes the plant itself survives the feeding, but the blossoms are often ruined — the thing you grow a rose for.
What to do: Handpick beetles into a bucket of soapy water daily, in the cool of morning or evening — damaged petals and leaves release an odor that pulls in more beetles, so clearing them lowers next week's numbers. Handpick while the plant is in bloom, then drape fine netting over it once flowering is done. Skip the pheromone traps: University of Kentucky research found they draw in more beetles than they catch.
Documented range: states listed as Japanese-beetle infested · University of Kentucky Entomology, University of Minnesota Extension, National Plant Board
Only pests whose documented range and host relationship both trace to a primary source appear here — so a quiet section means we have nothing sourced to tell you, not that your garden is pest-free.
Common Questions About Growing Nootka Rose in Kentucky
When can I plant Nootka Rose in Kentucky?
Kentucky's last spring hard freeze (28°F) clears between Mar 27 and Apr 2, and the first fall hard freeze lands between Nov 4 and Nov 10 (NOAA Regional Climate Centers ACIS, 1991-2020). No sourced winter-hardiness floor is on record for Nootka Rose, so this page does not state whether it overwinters in Kentucky and publishes no fall establishment date for it — check its hardiness range against your own zone before treating it as a permanent planting.
What hardiness zone is Nootka Rose grown in across Kentucky?
Kentucky spans USDA hardiness zones 6a-7b (USDA ARS PHZM 2023). Nootka Rose carries a range of zones 8-13, so the overlap zones are where outdoor growing is most reliable.
How many frost-free days does a typical Kentucky site have?
A typical Kentucky site sees ~221 frost-free days per year (derived from NOAA Regional Climate Centers ACIS, 1991-2020). Nootka Rose should be matched against that window, so check whether your local microclimate runs above or below the state average before settling on a planting date. In cooler counties like Greenup, the freeze-free season runs shorter than the state average, so verify your own county's window.
Is Nootka Rose native to Kentucky?
Nootka Rose is native to parts of the Lower 48, but the USDA PLANTS Database (accessed 2026-07-01) does not document a native range in Kentucky. It can still earn a place in a Kentucky garden — the zone comparison above tells you whether it will thrive.
How should I amend the soil for Nootka Rose in Kentucky?
Nootka Rose prefers pH 6.5-7 and well (dry spells) drainage (USDA PLANTS). That sits in the common-ground band across Kentucky soils — a 30-minute soil test from a local Extension lab confirms it for your specific site.
Will Nootka Rose actually grow on my specific land in Kentucky?
State-level zone + climate data is a sketch. A Growable Ground parcel report scores nootka rose against your address's exact soil pH, drainage, sun, and frost-date data drawn from USDA SSURGO, NOAA, and PRISM — not state averages.
Check your specific parcel in Kentucky
State-level data is a sketch. Your Growable Ground report scores nootka rose against your parcel's exact soil, sun, drainage, and frost data — not zone averages.
Three things about your lot that Kentucky nootka rose averages can't show:
We read public map data around Kentucky — soil, climate, flood, and parcel records. How we handle your address.
25+ data sources read at your address, not the Kentucky nootka rose average
Explore More
Growing guides for nootka rose
Analysis by the Growable Ground research team, grounded in USDA PLANTS, USDA NRCS SSURGO, NOAA Climate Normals (1991-2020), and named Cooperative Extension sources. How we know →
Cite this dataset
Kirchick, M. (2026). Growable Ground Plant Database [Data set]. Zenodo. https://doi.org/10.5281/zenodo.21435643
Licensed CC BY-NC 4.0. DOI 10.5281/zenodo.21435643
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