Canada Rockcress
Borodinia canadensis
Found in thin soils around rock outcrops, especially mafic or calcareous, and in dry to moist, nutrient-rich, often rocky woodlands over mafic or calcareous rocks. FloraQuest, phone app (app page) What its natural habitat tells you
Native to Virginia. How scores work Is it native here?
Profile 76%
- Height
- Up to about 4 feet
- Light
- Partial shade, Full shade, Full sun
- Soil moisture
- Dry to moist
No photograph yet. Looking for an old drawing…
At a glance
- Life cycle
- Biennial
- Fruiting season
- June to August
Not yet recorded · Spread · Leaves · Bloom
Bloom: recorded only in the FloraQuest: Carolinas, Georgia (Southeastern Flora Team) phone app (app page).
Spread and leaves: no source found yet.
This plant is missing most of its facts, so Quercus is looking them up in old botany books.
Recorded in 61 Virginia counties.
Natural habitats
Places it grows wild. Not a planting requirement. Each habitat page lists the plants and wildlife also found there.
Glades, barrens and outcrops on limestone
Glades, barrens and outcrops on mafic or serpentine rock
Open, thin-soil openings, outcrops and cliffs on dark, magnesium- or iron-rich rock such as serpentine, diabase or gabbro.
Forest or woodland where the source does not say how moist or dry.
Who uses this plant?
2CaterpillarsGenus host records with ranges including VA
Genus host records with ranges including VA · Borodinia
- Anthocharis mideaFalcate Orangetip
- Euchloe olympiaOlympia Marble, Rosy Marble
0BeesSoutheastern regional records
0Specialist beesPollen specialists
3BirdsRecorded genus food-resource interactions; not a state feeding claim
Recorded genus food-resource interactions; not a state feeding claim · Arabis
- Alectoris chukarChukar
- Centrocercus urophasianusGreater Sage-Grouse
- Leucosticte atrataBlack Rosy-Finch
Direct food only: birds recorded eating this genus across North America. Caterpillars on host plants also feed nesting birds. NC Native Plant Society: butterfly gardening
No records yet · Ants · Beetles · Flies · Adult butterflies / moths · Other wasps · Other insects
Plant details
- Family
- Brassicaceae
- Flower color
- White or green
- Fruit begins
- June
- Fruit ends
- August
Safety has not been reviewed for this plant; check toxicity and thorns before planting.
Growing sources and scope
- Flower color · “White or green” · Lady Bird Johnson Wildflower Center
- Fruit begins · “June” · FloraQuest: Carolinas, Georgia (Southeastern Flora Team), phone app (app page) · Carolinas and Georgia
- Fruit ends · “August” · FloraQuest: Carolinas, Georgia (Southeastern Flora Team), phone app (app page) · Carolinas and Georgia
- Height · “Up to about 4 feet” · Lady Bird Johnson Wildflower Center
- Life cycle · “Biennial” · Lady Bird Johnson Wildflower Center
- Light · “Partial shade; Full shade; Full sun (documented habitat)” · FloraQuest: Carolinas, Georgia (Southeastern Flora Team), phone app (app page) · Carolinas and Georgia
- Soil · “Dry; Moist (documented habitat)” · FloraQuest: Carolinas, Georgia (Southeastern Flora Team), phone app (app page) · Carolinas and Georgia
Also known as
Arabis canadensis; Canada Rock Cress; Sicklepod; rockcress
Conservation status
| Virginia rank | S5 |
|---|---|
| Global rank | G5 |
| VA status | Not verified |
| Federal status | Not verified |
Will it fit your yard?
Check this plant against your county, sun and soil moisture. Conditions are checked in your browser.
Sources
- Digital Atlas of the Virginia Flora
- Vascular Plants of North Carolina (NC Natural Heritage Program)
- NatureServe Explorer
- Shropshire & Tallamy 2025, Lepidoptera of North America north of Mexico, ZooKeys 1261 (ODbL)
- Noori, Seltmann & Orr 2026, A curated and integrated dataset for exploring global bee-plant interactions (GloBI), Zenodo, CC BY 4.0
- Smith, Bachelder, Russell, Morales, Mosher & Seltmann 2024, Bee-Specialization-Modeling v0.6.1 (specialist host table compiled from J. Fowler's pollen specialist bee lists), Zenodo, CC BY 4.0
- Hurlbert, Olsen, Sawyer & Winner 2021, Avian Diet Database, Scientific Data 8: 260 (CC0)
- Narango, Tallamy & Shropshire 2020, Few keystone plant genera support the majority of Lepidoptera species, Nature Communications