Hoary Alyssum
Berteroa incana
Found in disturbed areas. Weakley, Flora of the Southeastern United States (2025), Northern Tier edition What its natural habitat tells you
—
Not native
Not native to West Virginia. How scores work Is it native here?
Profile 82%
- Height
- 1–3 feet
- Light
- Full sun
- Soil moisture
- Dry to average

At a glance
- Life cycle
- Annual, biennial or perennial
- Bloom
- May to August
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Not yet recorded · Spread · Leaves
Recorded in 1 West Virginia county.
Natural habitats
Places it grows wild. Not a planting requirement. Each habitat page lists the plants and wildlife also found there.
Roadsides, fields and disturbed ground
Ground opened by people: roadsides, old fields, pastures, fencerows and lots.
Ecological relationships
Who uses this plant?
1CaterpillarsGenus host records with ranges including WV
Genus host records with ranges including WV · Berteroa
- Pontia protodiceCheckered White
Growing and identification
Plant details
- Family
- Brassicaceae
- Soil pH
- Neutral to alkaline
- Flower color
- White
Safety has not been reviewed for this plant; check toxicity and thorns before planting.
Growing sources and scope
- Bloom · “May to August” · Weakley, Flora of the Southeastern United States (2025), Carolinas & Georgia edition · Carolinas and Georgia
- Flower color · “White” · NC Extension Plant Toolbox
- Height · “1–3 feet” · Minnesota Wildflowers
- Life cycle · “Annual, biennial or perennial” · NC Extension Plant Toolbox (ranked first; Minnesota Wildflowers differs)
- Light · “Full sun (6 or more hours of direct sunlight a day)” · NC Extension Plant Toolbox
- primary_flower_color · “white” · NC Extension Plant Toolbox
- Soil · “Occasionally dry” · NC Extension Plant Toolbox
- Soil pH · “Neutral to alkaline” · NC Extension Plant Toolbox
Conservation status
| West Virginia rank | SNA |
|---|---|
| Global rank | Not available |
| WV status | Not verified |
| Federal status | Not verified |
Native alternatives
Find natives for your gardenSources
- NatureServe Explorer
- Weakley, Flora of the Southeastern United States (2025), Carolinas & Georgia edition
- West Virginia occurrence source
- 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

