Do not plant. Listed invasive in Kentucky.
Ecological relationships
Who uses this plant?
2CaterpillarsGenus host records with ranges including KY
Genus host records with ranges including KY · Thlaspi
- Eustixia pupulaSpotted Peppergrass Moth
- Pontia protodiceCheckered White
—BeesSoutheastern regional records
—Specialist beesPollen specialists
2BirdsRecorded genus food-resource interactions; not a state feeding claim
Recorded genus food-resource interactions; not a state feeding claim · Thlaspi
- Centrocercus urophasianusGreater Sage-Grouse
- Pooecetes gramineusVesper Sparrow
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
- Light · “Partial shade; Full sun (documented habitat)” · FloraQuest: Carolinas, Georgia (Southeastern Flora Team) · Carolinas and Georgia
- Soil · “Dry; Moist (documented habitat)” · FloraQuest: Carolinas, Georgia (Southeastern Flora Team) · Carolinas and Georgia
Also known as
Clasp Leaf Penny Cress; Perfoliate Penny Cress; Thlaspi perfoliatum; pennycress
Conservation status
| Kentucky rank | Not available |
|---|---|
| Global rank | GNR |
| KY status | Not verified |
| Federal status | Not verified |
Native alternatives
Find natives for your gardenSources
- tnky_atlas
- ky_invasive
- 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