Yes — Strong Match
kousa dogwood (zones 5-8) covers every zone Kansas contains (5b-7a), so hardiness is not what limits it anywhere in the state.
Kousa Dogwood in Kansas — the short answer
Kousa Dogwood in Kansas: hardy in zones 5–8, part sun, against a state median of ~208 frost-free days.
- Plant zones
- 5-8
- 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
- Kansas zones
- 5b-7a
- USDA PHZM 2023
- Frost window
- Apr 1 - Apr 12 – Oct 25 - Nov 3
- NOAA RCC ACIS 1991-2020, 28°F
- Shortest county season
- 177 days
- NOAA Regional Climate Centers ACIS, 1991-2020, county 28°F killing freeze
Plant data: Growable Ground Plant Database, compiled from FAO ECOCROP, USDA PLANTS and university Extension sources — per-field provenance varies and is published with the dataset.
Your yard isn't the whole zone.
Kansas spans zones 5b-7a, 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 kousa dogwood against your parcel's actual hardiness, soil, and sun.
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Kansas is not one climate
Kansas’s winter-low ladder runs across 105 counties, from zone 6 in Atchison County to zone 7 in Wilson County. That is 10°F between the two counties’ average coldest night — the difference between kousa dogwood overwintering in the ground and coming under cover.
The middle half of 105 counties runs 6–6.5 zones, with a median of 6.5 zones — a 1-zone span end to end.
Measured across 105 Kansas counties. USDA PHZM 2023, per county. Quartiles are order statistics — every figure shown is a value a real county recorded, not an interpolation. Your own site sits somewhere inside this range; a parcel report resolves where.
Where in Kansas Fits Best
Even within Kansas's zones 5b-7a, county microclimates differ enough to change what thrives. These counties carry the closest zone match for kousa dogwood (USDA PHZM 2023):
Zone Comparison
Kousa Dogwood Needs
- USDA Zones: 5-8
- Sun: Part Sun
- Mature size: 25 ft tall
- Drought tolerance: Medium
Kansas Has
- USDA Zones: 5b-7a
- Last Hard Freeze (28°F): Apr 1 - Apr 12
- First Hard Freeze (28°F): Oct 25 - Nov 3
- Annual Rainfall: 16-42 inches
- Common Soils: Prairie loam, Silt loam, Clay
Plant Zone Range (zones 5-8)
Preferred Soil pH
Plant data: Growable Ground Plant Database, compiled from FAO ECOCROP, USDA PLANTS, and university Extension sources — per-field provenance varies and is published with the dataset. State data: USDA ARS PHZM 2023, NOAA Climate Normals, NRCS SSURGO.
When to Plant Kousa Dogwood in Kansas
The frost window
Across Kansas, the last spring hard freeze (28°F) clears between Apr 1 and Apr 12, and the first fall hard freeze lands between Oct 25 and Nov 3 (NOAA Regional Climate Centers ACIS, 1991-2020). Counting from the latest last freeze to the earliest first freeze, that's a 196-day window you can count on — up to 216 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
Kansas runs as cold as USDA zone 5, and no sourced winter-hardiness floor is on record for kousa dogwood, so this page does not state whether it overwinters here — and gives no fall establishment date on the strength of a guess. Whether kousa dogwood is a permanent planting or a replant-every-spring crop for you turns on your own zone within Kansas; check its hardiness range against that before treating it as long-lived ground.
Frost window: NOAA Climate Normals 1991-2020. Plant timing fields: Growable Ground Plant Database — frost-free days from FAO ECOCROP, days to harvest from university Extension production guides, and growing-degree-day and chill-hour minimums that are compilation estimates rather than published figures. Your site's own frost dates can run earlier or later than the state range — a parcel report pins them down.
Growing Season Fit
The zone check says kousa dogwood survives winter here. Whether the season is long enough — and warm enough — is a different question.
Chill hours
Kousa Dogwood requires ~400 chill hours (32-45°F dormancy window). Kansas typically banks ~2500 chill hours per winter (from PRISM 1991-2020 climate normals), which keeps this plant on track.
GDD and chill-hour figures are computed from PRISM 1991-2020 monthly climate normals; frost-free days from NOAA Regional Climate Centers ACIS, 1991-2020. Each is the state median across its counties (P25/P75 span the within-state spread). Hardiness-zone range is USDA PHZM 2023.
Soil + Drainage Fit
Kousa Dogwood tolerates a wide pH range (pH 3.9-7.7) — 3.8 units, acid ground through alkaline — so soil acidity is rarely what limits it in Kansas. A soil test is still worth having, but for what else it tells you about this site, not to clear this plant. It will grow across that whole span, but it does best between pH 5.5 and 7.5 — worth knowing before you decide whether a Kansas soil test result is a problem or just a number. Drainage matters: this plant wants poorly (saturated >50% of year), well (dry spells). If your Kansas site is heavier clay or sits in a low spot, raised beds or amendment with compost solve it.
Plant pH requirements: FAO ECOCROP and USDA PLANTS, with the remaining rows from other published sources or Growable Ground compilation. Drainage: FAO ECOCROP, with the remaining rows from other published sources or Growable Ground compilation. Kansas soil profile from USDA NRCS SSURGO. Site-specific verification: a 30-minute soil test from your local Extension lab.
What Else to Consider for Kousa Dogwood in Kansas
Zone compatibility tells you about winter cold survival — but Kansas growers also need to think about:
Low rainfall in western KS requires irrigation
Extreme wind and hail during severe storm season
Hot dry summers with 100F+ days
What to actually do about these — and the constraints that apply to every Kansas grower, not just kousa dogwood — is covered on the Kansas growing guide.
Where in Kansas Kousa Dogwood Is Zone-Hardy
Kousa Dogwood is rated for USDA zones 5–8. Every one of Kansas’s 105 counties sits inside that band — from Atchison County at zone 6a to Wilson County at zone 7a — so winter cold is not what decides this plant anywhere in the state. What is left to vary is your own parcel: slope, shelter and cold-air drainage routinely move a site half a zone either way from the county figure.
Across those 105 counties Kansas’s winter-low ladder runs from zone 6a in Atchison County to zone 7a in Wilson County — 1 USDA zone of spread, which is 10°F between the two counties’ average coldest night of the year. That is why a statewide hardiness answer is where you start and not where you finish.
The planting window moves with it. Rawlins County holds its last hard freeze (28°F) until about Apr 23, while Cherokee County is clear by Mar 24 — 30 days apart. Set kousa dogwood out on your county’s date, not the state’s.
County hardiness zones: USDA Plant Hardiness Zone Map (PHZM) 2023, per county. County last-freeze dates: NOAA Regional Climate Centers ACIS (1991-2020), county 28°F killing freeze — earlier than the folk 32°F "last frost". Kousa Dogwood’s zone 5–8 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
Kousa Dogwood draws honeybees, native bees, and butterflies (moderate value, Growable Ground Plant Database). Planting it near vegetable beds can lift fruit set on neighboring crops. Outdoors, kousa dogwood can only work that bloom inside Kansas's frost window — roughly 208 days, opening after the last 28°F freeze (Apr 1 - Apr 12) and closing at the first (Oct 25 - Nov 3), per NOAA Regional Climate Centers ACIS, 1991-2020.
Kansas Cooperative Extension
For Kansas-specific cultivar recommendations, planting calendars, and pest pressure for kousa dogwood, the canonical source is K-State Research and Extension. Their fact sheets carry the local trial data we can't generalize across 50 states.
Is Kousa Dogwood native to Kansas?
No — the USDA PLANTS Database lists Kousa Dogwood as introduced rather than native in the Lower 48, so it is not part of Kansas's native flora. It grows here as a garden plant; pairing it with a few Kansas natives keeps local pollinators fed too.
Looking for plants that belong here? The Kansas growing guide lists USDA-documented natives for the state.
Native-range data: USDA PLANTS Database state-distribution records, accessed 2026-07-01.
Common Questions About Growing Kousa Dogwood in Kansas
When can I plant Kousa Dogwood in Kansas?
Kansas's last spring hard freeze (28°F) clears between Apr 1 and Apr 12, and the first fall hard freeze lands between Oct 25 and Nov 3 (NOAA Regional Climate Centers ACIS, 1991-2020). No sourced winter-hardiness floor is on record for Kousa Dogwood, so this page does not state whether it overwinters in Kansas 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 Kousa Dogwood grown in across Kansas?
Kansas spans USDA hardiness zones 5b-7a (USDA ARS PHZM 2023). Kousa Dogwood carries a range of zones 5-8, so the overlap zones are where outdoor growing is most reliable.
How many frost-free days does a typical Kansas site have?
A typical Kansas site sees ~208 frost-free days per year (derived from NOAA Regional Climate Centers ACIS, 1991-2020). Kousa Dogwood 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.
Is Kousa Dogwood native to Kansas?
No — the USDA PLANTS Database lists Kousa Dogwood as introduced rather than native in the Lower 48, so it is not part of Kansas's native flora. It grows here as a garden plant; pairing it with a few Kansas natives keeps local pollinators fed too.
How should I amend the soil for Kousa Dogwood in Kansas?
Kousa Dogwood tolerates pH 3.9-7.7 and poorly (saturated >50% of year), well (dry spells) drainage (FAO ECOCROP). That is a 3.8-unit span, acid ground through alkaline, so pH is rarely what limits this plant on a Kansas site — amend for drainage and organic matter first.
Will Kousa Dogwood actually grow on my specific land in Kansas?
State-level zone + climate data is a sketch. A Growable Ground parcel report scores kousa dogwood 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 Kansas
State-level data is a sketch. Your Growable Ground report scores kousa dogwood against your parcel's exact soil, sun, drainage, and frost data — not zone averages.
Three things about your lot that Kansas kousa dogwood averages can't show:
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