Rattlesnake Hawkweed
Hieracium venosum
Found in dry forests, woodland margins, roadsides. FloraQuest, phone app (app page) What its natural habitat tells you
Native to Alabama. How scores work Is it native here?
Profile 94%
- Height
- Up to about 1.5 feet
- Light
- Partial shade, Full shade, Full sun
- Soil moisture
- Dry to moist
At a glance
- Life cycle
- Perennial
- Bloom
- April to September
Not yet recorded · Spread · Leaves
Recorded in 20 Alabama counties.
Natural habitats
Places it grows wild. Not a planting requirement. Each habitat page lists the plants and wildlife also found there.
Forests and open woodlands on dry ridges and slopes, often oak or pine.
Roadsides, fields and disturbed ground
Ground opened by people: roadsides, old fields, pastures, fencerows and lots.
Also found with this plant
Wildlife whose habitat models include habitats this plant grows in, in Alabama. Shared habitat, not food. 58 animals.
- Fox SparrowPasserella iliaca
- Golden-crowned KingletRegulus satrapa
- Great Horned OwlBubo virginianus
- Hairy WoodpeckerPicoides villosus
- Hooded MerganserLophodytes cucullatus
- Least FlycatcherEmpidonax minimus
- Mourning DoveZenaida macroura
- Northern BobwhiteColinus virginianus
- Northern CardinalCardinalis cardinalis
- Northern FlickerColaptes auratus
- Northern MockingbirdMimus polyglottos
- Northern Saw-whet OwlAegolius acadicus
- Orange-crowned WarblerVermivora celata
- OspreyPandion haliaetus
- OvenbirdSeiurus aurocapilla
- Pine SiskinCarduelis pinus
- Prairie WarblerDendroica discolor
- Purple FinchCarpodacus purpureus
- Red-bellied WoodpeckerMelanerpes carolinus
- Red-tailed HawkButeo jamaicensis
- Red-winged BlackbirdAgelaius phoeniceus
- Ruby-crowned KingletRegulus calendula
- Ruby-throated HummingbirdArchilochus colubris
- Ruffed GrouseBonasa umbellus
Who uses this plant?
2CaterpillarsGenus host records with ranges including AL
Genus host records with ranges including AL · Hieracium
- Schinia binaBina Flower Moth
- Oxyptilus delawaricus
6BeesSoutheastern regional records
Southeastern regional records · Hieracium
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
2BirdsRecorded genus food-resource interactions; not a state feeding claim
Recorded genus food-resource interactions; not a state feeding claim · Hieracium
- Bonasa umbellusRuffed Grouse
- Pinicola enucleatorPine Grosbeak
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
No records yet · Ants · Beetles · Flies · Adult butterflies / moths · Other wasps · Other insects
Plant details
- Family
- Asteraceae
- Flower color
- Yellow
Safety has not been reviewed for this plant; check toxicity and thorns before planting.
Growing sources and scope
- Bloom · “April to September” · FloraQuest: Carolinas, Georgia (Southeastern Flora Team), phone app (app page) · Carolinas and Georgia
- Flower color · “Yellow” · Lady Bird Johnson Wildflower Center
- Height · “Up to about 1.5 feet” · Lady Bird Johnson Wildflower Center
- Life cycle · “Perennial” · Lady Bird Johnson Wildflower Center
- Light · “Partial shade; Full shade; Full sun (documented habitat)” · FloraQuest: Carolinas, Georgia (Southeastern Flora Team), phone app (app page) · Carolinas and Georgia
- primary_flower_color · “yellow” · Lady Bird Johnson Wildflower Center
- Soil · “Dry; Moist (documented habitat)” · FloraQuest: Carolinas, Georgia (Southeastern Flora Team), phone app (app page) · Carolinas and Georgia
Also known as
Rattlesnake Weed
Conservation status
| Alabama rank | SNR |
|---|---|
| Global rank | G5 |
| AL 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
- Alabama Plant Atlas
- USDA PLANTS
- Vascular Plants of North Carolina (NC Natural Heritage Program)
- FloraQuest: Carolinas, Georgia (Weakley), phone app (app page)
- FloraQuest: South Central (Weakley), phone app (app page)
- FloraQuest: Northern Tier (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