Least Trillium
Trillium pusillum
Native to Mississippi. How scores work Is it native here?
Profile 82%
- Height
- 3 inches–1 foot
- Spread
- 6–20 inches
- Light
- Deep shade, Partial shade
- Soil moisture
- Usually moist
Space about 1 ft apart from its recorded spread, about 100 per 100 sq ft. Enter your bed size for a count
Will it fit your yard?No photograph yet. Looking for an old drawing…
Rare or protected plant. Specialist conservation planting; excluded from routine garden suggestions. Plant caution source
Hidden from default planting suggestions. Wildlife value and native status remain unchanged.
At a glance
- Life cycle
- Perennial
Not yet recorded · Leaves · Bloom
Bloom: NC species account not read yet.
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 1 Mississippi county.
Who uses this plant?
2CaterpillarsGenus host records with ranges including MS
Genus host records with ranges including MS · Trillium
- Euplexia benesimilisAmerican Angle Shades
- Scopula ordinata
1BeesSoutheastern regional records
Southeastern regional records · Trillium
Individual names are not available yet.
Noori, Seltmann & Orr 2026, A curated and integrated dataset for exploring global bee-plant interactions (GloBI), Zenodo, CC BY 4.0
0Specialist beesPollen specialists
—BirdsRecorded genus food-resource interactions; not a state feeding claimNo records yet · Ants · Beetles · Flies · Adult butterflies / moths · Other wasps · Other insects
Plant details
- Family
- Trilliaceae
- Hardiness
- Zones 4a–9b
- Soil pH
- Acidic
- Flower color
- Pink, purple or white
What its natural habitat tells you
Growing sources and scope
- Flower color · “Pink, purple or white” · NC Extension Plant Toolbox (ranked first; Lady Bird Johnson Wildflower Center differs)
- Hardiness · “Zones 4a–9b” · NC Extension Plant Toolbox
- Height · “3 inches–1 foot” · NC Extension Plant Toolbox
- Life cycle · “Perennial” · NC Extension Plant Toolbox
- Light · “Deep shade (less than 2 hours to no direct sunlight); Partial shade (direct sunlight only part of the day, 2-6 hours)” · NC Extension Plant Toolbox
- Soil · “Moist” · NC Extension Plant Toolbox
- Soil pH · “Acidic” · NC Extension Plant Toolbox
- Spread · “6–20 inches” · NC Extension Plant Toolbox
Also known as
Dwarf Trillium
Conservation status
| Mississippi rank | S1 |
|---|---|
| Global rank | G4 |
| MS 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
- NatureServe Explorer
- USDA PLANTS
- Vascular Plants of North Carolina (NC Natural Heritage Program)
- Weakley, Flora of the Southeastern United States (2025)
- Mississippi 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