Index / Search / Quercus macrocarpa

§1 Plant

Quercus macrocarpa Michx.

vernacular bur oak — species · Fagaceae


USDA
QUMA2
GBIF
2878213
Rank
species
bur oak (Quercus macrocarpa)
Platephotograph · rayrobCC BY-NC source · iNaturalist ↗

§2Habit & range

Habit and range

Growth habit
Shrub, Tree
Duration
Perennial
Group
Dicot
Family
Fagaceae Dumort.
Genus
Quercus
§2a

Native status, by region

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

County-level range

· 1,049 counties across 32 states/territories
Legend Native · 1049 Introduced · 0 Both · 0 Hover a county for detail.

§3Cultivation specs · USDA

Recorded by the USDA Plant Materials Program.

§3a

Tolerances

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

Climate & soil

Cold tolerance
-38 °F minimum
Frost-free days
100 min.
Precipitation
15–50 in/yr
pH range
4.5–7.5
Root depth
28 in min.
Fertility need
Medium
Soil texture
coarse, medium, fine
§3c

Form & growth

Growth form
Single Stem
Growth rate
Slow
Lifespan
Long
Mature height
100 ft
Height @ 20 y
25 ft
Foliage texture
Medium
Foliage colour
Green
Porosity (summer)
Dense
Porosity (winter)
Porous
Flower colour
Yellow
Fruit colour
Brown
Fire resistant
No
N fixation
None
Toxicity
None
§3d

Reproduction

Bloom period
Mid Spring
Seed abundance
Low
Seed begins
Summer
Seed ends
Fall
Spread rate
Slow
Stratify
Yes
Seeds / lb
75
Propagation
seed, bare root, container
§3e

Use & availability

Commercial availability
Routinely Available
Nursery stock
Yes
Browse palatability
Medium
Palatable, human
No
Protein potential
Low
Lumber
Yes
Fuelwood
High
Christmas tree
No

§4Counties, by state

Recorded in 1,049 counties across 32 states/territories.

Alabama view state ↗ 6 N
Arkansas view state ↗ 39 N
District of Columbia view state ↗ 1 N
Illinois view state ↗ 102 N
Indiana view state ↗ 65 N
Iowa view state ↗ 34 N
Kansas view state ↗ 65 N
Kentucky view state ↗ 64 N
Louisiana view state ↗ 6 N
Maine view state ↗ 7 N
Maryland view state ↗ 8 N
Massachusetts view state ↗ 1 N
Michigan view state ↗ 45 N
Minnesota view state ↗ 69 N
Mississippi view state ↗ 7 N
Missouri view state ↗ 109 N
Montana view state ↗ 3 N
Nebraska view state ↗ 43 N
New Hampshire view state ↗ 2 N
New Jersey view state ↗ 5 N
New York view state ↗ 24 N
North Dakota view state ↗ 32 N
Ohio view state ↗ 78 N
Oklahoma view state ↗ 61 N
Pennsylvania view state ↗ 20 N
South Dakota view state ↗ 27 N
Tennessee view state ↗ 12 N
Texas view state ↗ 29 N
Vermont view state ↗ 7 N
Virginia view state ↗ 6 N
West Virginia view state ↗ 9 N
Wisconsin view state ↗ 63 N

§5Sources & provenance

USDA PLANTS

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

plants.usda.gov/QUMA2 ↗

GBIF Backbone

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

gbif.org/species/2878213 ↗

Record version

Cached and built locally. Source version on this record:

usda-plants-mt-2026-05-26

fetched 2026-05-26T12:30:10Z