Index / Search / Fraxinus nigra

§1 Plant

Fraxinus nigra Marshall

vernacular black ash — species · Oleaceae


USDA
FRNI
GBIF
3172369
Rank
species
black ash (Fraxinus nigra)
Platephotograph · William Van HemessenCC BY-NC source · iNaturalist ↗

§2Habit & range

Habit and range

Growth habit
Tree
Duration
Perennial
Group
Dicot
Family
Oleaceae Hoffmanns. & Link
Genus
Fraxinus
§2a

Native status, by region

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

County-level range

· 2 counties across 1 state
Legend Native · 2 Introduced · 0 Both · 0 Hover a county for detail.

§3Cultivation specs · USDA

Recorded by the USDA Plant Materials Program.

§3a

Tolerances

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

Climate & soil

Cold tolerance
-47 °F minimum
Frost-free days
80 min.
Precipitation
20–50 in/yr
pH range
4.4–8.2
Root depth
40 in min.
Fertility need
Medium
Soil texture
coarse, medium
§3c

Form & growth

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

Reproduction

Bloom period
Early Spring
Seed abundance
Low
Seed begins
Summer
Seed ends
Summer
Spread rate
Slow
Stratify
Yes
Seeds / lb
9,730
Propagation
seed, bare root, container
§3e

Use & availability

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

§4Counties, by state

Recorded in 2 counties across 1 state.


§5Sources & provenance

USDA PLANTS

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

plants.usda.gov/FRNI ↗

GBIF Backbone

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

gbif.org/species/3172369 ↗

Record version

Cached and built locally. Source version on this record:

usda-plants-mt-2026-05-25

fetched 2026-05-25T18:27:19Z