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Index / Search / Cornus rugosa

§1 Plant

Cornus rugosa Lam.

vernacular roundleaf dogwood — species · Cornaceae

USDA
CORU
GBIF
3082245
Rank
species
roundleaf dogwood (Cornus rugosa)
Platephotograph · jessiemcfaddenCC BY-NC source · iNaturalist ↗

§2Habit & range

Habit and range

Growth habit
Shrub, Tree
Duration
Perennial
Group
Dicot
Family
Cornaceae Bercht. & J. Presl
Genus
Cornus
§2a

Native status, by region

  • CAN Canada Native
  • L48 Lower 48 States Native
§2b

County-level range

· 338 counties across 20 states/territories
Legend Native · 338 Introduced · 0 Both · 0 Hover a county for detail.

§3Cultivation specs · USDA

Recorded by the USDA Plant Materials Program.

§3a

Tolerances

Drought
High
Shade
Low
Moisture use
Low
Fire
Medium
Salinity
None
Anaerobic
None
CaCO₃
Low
Hedging
None
§3b

Climate & soil

Cold tolerance
-28 °F minimum
Frost-free days
90 min.
Precipitation
18–45 in/yr
pH range
6.4–7.8
Root depth
18 in min.
Fertility need
Medium
Soil texture
coarse, medium
§3c

Form & growth

Growth form
Multiple Stem
Growth rate
Moderate
Lifespan
Moderate
Mature height
10 ft
Height @ 20 y
9 ft
Foliage texture
Coarse
Foliage colour
Green
Porosity (summer)
Moderate
Porosity (winter)
Porous
Flower colour
White
Fruit colour
Blue
Fire resistant
No
N fixation
None
Toxicity
None
§3d

Reproduction

Bloom period
Mid Spring
Seed abundance
Medium
Seed begins
Summer
Seed ends
Fall
Spread rate
Moderate
Stratify
Yes
Seeds / lb
19,000
Propagation
seed, bare root, container
§3e

Use & availability

Commercial availability
No Known Source
Nursery stock
No
Browse palatability
High
Graze palatability
Low
Palatable, human
No
Lumber
No
Christmas tree
No

§4Counties, by state

Recorded in 338 counties across 20 states/territories.

District of Columbia view state ↗ 1 N ▾
Illinois view state ↗ 11 N ▾
Indiana view state ↗ 6 N ▾
Iowa view state ↗ 1 N ▾
Kentucky view state ↗ 1 N ▾
Maine view state ↗ 16 N ▾
Maryland view state ↗ 4 N ▾
Massachusetts view state ↗ 11 N ▾
Michigan view state ↗ 48 N ▾
Minnesota view state ↗ 42 N ▾
New Hampshire view state ↗ 10 N ▾
New Jersey view state ↗ 9 N ▾
New York view state ↗ 40 N ▾
Ohio view state ↗ 11 N ▾
Pennsylvania view state ↗ 44 N ▾
Rhode Island view state ↗ 1 N ▾
Vermont view state ↗ 11 N ▾
Virginia view state ↗ 9 N ▾
West Virginia view state ↗ 2 N ▾
Wisconsin view state ↗ 60 N ▾

§5Sources & provenance

USDA PLANTS

Symbol, taxonomy, distribution, cultivation specs, native status. Public domain.

plants.usda.gov/CORU ↗

GBIF Backbone

Canonical taxonomic identity, synonym resolution, cross-refs. CC0.

gbif.org/species/3082245 ↗

Record version

Cached and built locally. Source version on this record:

usda-plants-mt-2026-05-26

fetched 2026-05-26T20:46:58Z