Index / Search / Ceanothus cuneatus

§1 Plant

Ceanothus cuneatus (Hook.) Nutt.

vernacular buckbrush — species · Rhamnaceae


USDA
CECU
GBIF
3039404
Rank
species
buckbrush (Ceanothus cuneatus)
Platephotograph · Logic McDanielCC BY-NC source · iNaturalist ↗

§2Habit & range

Habit and range

Growth habit
Shrub
Duration
Perennial
Group
Dicot
Family
Rhamnaceae Juss.
Genus
Ceanothus
§2a

Native status, by region

  • L48 Lower 48 States Native
§2b

County-level range

· 61 counties across 2 states/territories
Legend Native · 61 Introduced · 0 Both · 0 Hover a county for detail.

§3Cultivation specs · USDA

Recorded by the USDA Plant Materials Program.

§3a

Tolerances

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

Climate & soil

Cold tolerance
-13 °F minimum
Frost-free days
120 min.
Precipitation
16–36 in/yr
pH range
7.1–8.5
Root depth
20 in min.
Fertility need
Low
Soil texture
coarse, medium, fine
§3c

Form & growth

Growth form
Thicket Forming
Growth rate
Moderate
Lifespan
Long
Mature height
11 ft
Height @ 20 y
11 ft
Foliage texture
Coarse
Foliage colour
Green
Porosity (summer)
Dense
Porosity (winter)
Moderate
Flower colour
White
Fruit colour
Brown
Fire resistant
Yes
N fixation
Low
Toxicity
None
§3d

Reproduction

Bloom period
Early Summer
Seed abundance
High
Seed begins
Summer
Seed ends
Fall
Spread rate
Moderate
Stratify
Yes
Seeds / lb
49,000
Propagation
seed, bare root, container
§3e

Use & availability

Commercial availability
Contracting Only
Nursery stock
Yes
Browse palatability
Medium
Graze palatability
Low
Palatable, human
No
Protein potential
Low
Lumber
No
Christmas tree
No

§4Counties, by state

Recorded in 61 counties across 2 states/territories.


§5Sources & provenance

USDA PLANTS

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

plants.usda.gov/CECU ↗

GBIF Backbone

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

gbif.org/species/3039404 ↗

Record version

Cached and built locally. Source version on this record:

usda-plants-mt-2026-05-26

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