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Mouse-ear Cress

Arabidopsis thaliana

Found in disturbed areas, fields, roadsides, lawns. FloraQuest, phone app (app page) What its natural habitat tells you

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Not native

Not native to Alabama. How scores work Is it native here?

Profile 65%

Height
2–14 inches
Light
Full sun
Soil moisture
Dry to wet

At a glance

Life cycle
Annual
Bloom
March to May

Not yet recorded · Spread · Leaves

Recorded in 38 Alabama counties.

Natural habitats

Places it grows wild. Not a planting requirement. Each habitat page lists the plants and wildlife also found there.

All habitats

Ecological relationships

Who uses this plant?

What these records mean

3CaterpillarsGenus host records with ranges including AL

Genus host records with ranges including AL · Arabis

  • Hellula rogatalisCabbage Webworm
  • Pieris virginiensisWest Virginia White
  • Pontia protodiceCheckered White
Shropshire & Tallamy 2025, Lepidoptera of North America north of Mexico, ZooKeys 1261 (ODbL)
—BeesSoutheastern regional records
—Specialist 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
Hurlbert, Olsen, Sawyer & Winner 2021, Avian Diet Database, Scientific Data 8: 260 (CC0)

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

Growing and identification

Plant details

Family
Brassicaceae

Safety has not been reviewed for this plant; check toxicity and thorns before planting.

Growing sources and scope
  • Bloom · “March to May” · FloraQuest: Carolinas, Georgia (Southeastern Flora Team), phone app (app page) · Carolinas and Georgia
  • Height · “2–14 inches” · Minnesota Wildflowers
  • Life cycle · “Annual” · Minnesota Wildflowers
  • Light · “Full sun (documented habitat)” · FloraQuest: Carolinas, Georgia (Southeastern Flora Team), phone app (app page) · Carolinas and Georgia
  • Soil · “Dry; Moist; Wet (documented habitat)” · FloraQuest: Carolinas, Georgia (Southeastern Flora Team), phone app (app page) · Carolinas and Georgia
Also known as

Mouse Ear Cress; rockcress

Conservation status

Alabama rankSNA
Global rankGNR
AL statusNot verified
Federal statusNot verified

Conservation source Global and federal source

Native alternatives

Find natives for your garden

Sources