Yellow Fumewort
Corydalis flavula
Found in rich moist forests, especially alluvial forests, also in glades and on outcrops over mafic rocks (such as greenstone). FloraQuest, phone app (app page) What its natural habitat tells you
Native to Florida. How scores work Is it native here?
Profile 100%
- Height
- 4–12 inches
- Spread
- 6–8 inches
- Light
- Dappled sunlight, 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?
At a glance
- Life cycle
- Annual
- Bloom
- February to May
- Fruiting season
- May to June
Not yet recorded · Leaves
Recorded in 6 Florida counties.
Natural habitats
Places it grows wild. Not a planting requirement. Each habitat page lists the plants and wildlife also found there.
Forests on moist but not wet ground, such as rich slopes and ravines.
Floodplain and bottomland forests
Forests on low ground beside rivers and streams that flood from time to time.
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.
Who uses this plant?
2BeesSoutheastern regional records
Southeastern regional records · Corydalis
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
1BirdsRecorded genus food-resource interactions; not a state feeding claim
Recorded genus food-resource interactions; not a state feeding claim · Corydalis
- Turdus migratoriusAmerican Robin
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
1AntsRecorded seed interactions
- Aphaenogaster rudis
Aphaenogaster rudis: Seed dispersal.
No records yet · Beetles · Flies · Adult butterflies / moths · Other wasps · Other insects
Plant details
- Family
- Fumariaceae
- Soil pH
- Acidic
- Flower color
- Yellow
- Growth rate
- Rapid
- Growth habit
- Single crown
- Foliage color
- White-gray
- Fruit begins
- May
- Fruit ends
- June
Safety has not been reviewed for this plant; check toxicity and thorns before planting.
Growing sources and scope
- Bloom · “February to May” · FloraQuest: Carolinas, Georgia (Southeastern Flora Team), phone app (app page) (ranked first; USDA PLANTS differs) · Carolinas and Georgia
- Flower color · “Yellow” · NC Extension Plant Toolbox
- Foliage color · “White-gray” · USDA PLANTS · Nationwide species characteristics; local growing conditions may vary
- Fruit begins · “May” · FloraQuest: Carolinas, Georgia (Southeastern Flora Team), phone app (app page) (ranked first; USDA PLANTS differs) · Carolinas and Georgia
- Fruit ends · “June” · FloraQuest: Carolinas, Georgia (Southeastern Flora Team), phone app (app page) (ranked first; USDA PLANTS differs) · Carolinas and Georgia
- Growth habit · “Single crown” · USDA PLANTS · Nationwide species characteristics; local growing conditions may vary
- Growth rate · “Rapid” · USDA PLANTS · Nationwide species characteristics; local growing conditions may vary
- Height · “4–12 inches” · NC Extension Plant Toolbox (ranked first; USDA PLANTS differs)
- Life cycle · “Annual” · NC Extension Plant Toolbox
- Light · “Dappled sunlight (shade through upper canopy all day); Partial shade (direct sunlight only part of the day, 2-6 hours)” · NC Extension Plant Toolbox
- primary_flower_color · “yellow” · USDA PLANTS
- Soil · “Moist” · NC Extension Plant Toolbox
- Soil pH · “Acidic” · NC Extension Plant Toolbox
- Spread · “6–8 inches” · NC Extension Plant Toolbox
Also known as
Yellow Corydalis; Yellow Fume Wort; Yellow Harlequin
Conservation status
| Florida rank | SNR |
|---|---|
| Global rank | G5 |
| FL 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
- Atlas of Florida Plants
- USDA PLANTS
- Vascular Plants of North Carolina (NC Natural Heritage Program)
- FloraQuest: Carolinas, Georgia (Weakley), phone app (app page)
- 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

