Index / Search / Arabis holboellii

§1 Plant — species · Brassicaceae

Arabis holboellii Hornem.

vernacular Holboell's rockcress


USDA
ARHO2
GBIF
8186428 syn.
Rank
species
Holboell's rockcress (Arabis holboellii)
Platephotograph · J FloerCC BY-NC source · iNaturalist ↗

§2Habit & range

Habit and range

Growth habit
Forb/herb
Duration
Biennial, Perennial
Group
Dicot
Family
Brassicaceae Burnett
Genus
Arabis
§2a

Native status, by region

  • AK Alaska Native
  • CAN Canada Native
  • GL Greenland Native
  • L48 Lower 48 States Native

§3Cultivation specs · USDA

Recorded by the USDA Plant Materials Program.

§3a

Tolerances

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

Climate & soil

Cold tolerance
-33 °F minimum
Frost-free days
60 min.
Precipitation
14–60 in/yr
pH range
5.4–7.4
Root depth
6 in min.
Fertility need
Medium
Soil texture
coarse, medium
§3c

Form & growth

Growth form
Single Crown
Growth rate
Moderate
Lifespan
Short
Mature height
2 ft
Foliage texture
Medium
Foliage colour
Green
Porosity (summer)
Porous
Porosity (winter)
Porous
Flower colour
Purple
Fruit colour
Brown
Fire resistant
No
N fixation
None
Toxicity
None
§3d

Reproduction

Bloom period
Mid Spring
Seed abundance
High
Seed begins
Spring
Seed ends
Summer
Spread rate
Moderate
Stratify
No
Seeds / lb
5,000,000
Propagation
seed
§3e

Use & availability

Commercial availability
No Known Source
Nursery stock
No
Palatable, human
No
Lumber
No
Christmas tree
No

§4Montana distribution

Recorded in 42 of 56 Montana counties.


§5Sources & provenance

USDA PLANTS

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

plants.usda.gov/ARHO2 ↗

GBIF Backbone

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

gbif.org/species/8186428 ↗

Record version

Cached and built locally. Source version on this record:

usda-plants-mt-2026-05-25

fetched 2026-05-25T16:28:53Z