Index / Search / Tetradymia glabrata

§1 Plant

Tetradymia glabrata Torr. & A. Gray

vernacular littleleaf horsebrush — species · Asteraceae

USDA: TEGL
GBIF: 3119994
Rank: species

littleleaf horsebrush (Tetradymia glabrata) — Platephotograph · Jim MorefieldCC BY source · iNaturalist ↗

§2Habit & range

Growth habit: Shrub, Subshrub
Duration: Perennial
Group: Dicot
Family: Asteraceae Bercht. & J. Presl
Genus: Tetradymia

§2a

Native status, by region

L48 Lower 48 States Native

§2b

County-level range

· 47 counties across 5 states/territories

Legend Native · 47 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: Low
Fire: None
Salinity: None
Anaerobic: None
CaCO₃: High
Hedging: Medium

§3b

Climate & soil

Cold tolerance: -13 °F minimum
Frost-free days: 200 min.
Precipitation: 3–11 in/yr
pH range: 7–8
Root depth: 6 in min.
Fertility need: Low
Soil texture: coarse, medium

§3c

Form & growth

Growth form: Multiple Stem
Growth rate: Slow
Lifespan: Moderate
Mature height: 12 ft
Height @ 20 y: 1 ft
Foliage texture: Fine
Foliage colour: Yellow-Green
Porosity (summer): Moderate
Porosity (winter): Moderate
Flower colour: Yellow
Fruit colour: Brown
Fire resistant: Yes
N fixation: None
Toxicity: Severe

§3d

Reproduction

Bloom period: Late Summer
Seed abundance: High
Seed begins: Fall
Seed ends: Winter
Spread rate: Moderate
Stratify: No
Seeds / lb: 120,000
Propagation: seed, cuttings, bare root, container

§3e

Use & availability

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

§4Counties, by state

Recorded in 47 counties across 5 states/territories.

California view state ↗ 8 N ▾

Idaho view state ↗ 6 N ▾

Nevada view state ↗ 15 N ▾

Oregon view state ↗ 6 N ▾

Utah view state ↗ 12 N ▾

§5Sources & provenance

USDA PLANTS

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

plants.usda.gov/TEGL ↗

GBIF Backbone

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

gbif.org/species/3119994 ↗

Record version

Cached and built locally. Source version on this record:

usda-plants-mt-2026-05-26

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