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Lesser Snakeroot

Ageratina aromatica

Found in woodlands and forests, usually dry, and often fire-maintained, longleaf pine sandhills, also woodland edges. FloraQuest, phone app (app page) What its natural habitat tells you

81
Keystone

Native to Alabama. How scores work Is it native here?

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Height
2–3 feet
Spread
1–3 feet
Light
Full sun, Partial shade
Soil moisture
Dry to average

Space about 2 ft apart from its recorded spread, about 25 per 100 sq ft. Enter your bed size for a count

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At a glance

Life cycle
Perennial
Bloom
Summer and fall

Not yet recorded · Leaves

Recorded in 51 Alabama counties.

Natural habitats

Places it grows wild. Not a planting requirement. Each habitat page lists the plants and wildlife also found there.

1 of 3

Forests and woodlands

Trail on Little Kennesaw Mountain.
Named place / source context. Shown: Kennesaw Mountain National Battlefield Park, Georgia, a neighboring state.Trail on Little Kennesaw Mountain., Unidentified in HFC record, undated. Public domain. Source record.

Forest edges and thickets

Wooded scene looking out over partially open fields
Named place / source context. Shown: Chickamauga and Chattanooga National Military Park, Georgia and Tennessee; which part is not recorded, a neighboring state.Wooded scene looking out over partially open fields, Richard Schlecht, undated. Public domain. Source record.

Sandhills

Dry, deep-sand ridges with longleaf pine and turkey oak, kept open by fire.

All habitats

Ecological relationships

Who uses this plant?

What these records mean

36CaterpillarsGenus host records with ranges including AL

Genus host records with ranges including AL · Eupatorium

  • Anavitrinella pampinariaCommon Gray, Cranberry Spanworm
  • Carmenta bassiformisEupatorium Borer Moth, Ironweed Clearwing Moth
  • Carmenta pyralidiformisBoneset Borer Moth
  • Chlorochlamys chloroleucariaBlackberry Looper Moth
  • Chrysodeixis includensSoybean Looper Moth
  • Cisseps fulvicollisYellow-Collared Scape Moth
  • Condica vecorsDusky Groundling
  • Dichomeris setosellaHairy Dichomeris
  • Digrammia continuataCurve-Lined Angle
  • Dysodia oculatanaEyed Thyris
Show all 36
  • Estigmene acreaSalt Marsh Moth, Acrea Moth
  • Eugnosta erigeronanaFleabane Cochylid
  • Eupithecia miserulataCommon Eupithacia, Common Pug
  • Feltia subgothicaSubgothic Dart
  • Feltia tricosaConfused Dart, Tricose Dart
  • Haploa clymeneClymene Moth
  • Oedemasia concinnaRed-Humped Caterpillar, Red-Humped Appleworm
  • Oenobotys vinotinctalisWine-Tinted Oenobotys Moth
  • Oidaematophorus eupatoriiEupatorium Plume Moth
  • Orthodes majusculaRustic Quaker, Rustic Groundcat
  • Ostrinia obumbratalisSmartweed Borer
  • Papaipema cataphractaBurdock Border, Potato-Stalk Borer
  • Papaipema harrisiiHeracleum Stem Borer Moth, Cow Parsnip Borer
  • Patania silicalisHerbivorous Patania, Herbivorous Pleuroptya
  • Perigea xanthioidesRed Groundling
  • Platynota flavedanaBlack-Shaded Platynota
  • Platynota rostranaOmnivorous Platynota
  • Pleuroprucha insulsariaCommon Tan Wave
  • Schinia trifasciaThree-Lined Flower Moth
  • Spoladea recurvalisHawaiian Beet Webworm
  • Synchlora aerataWavy-Lined Emerald, Camouflaged Looper
  • Synchlora frondariaSouthern Emerald
  • Tornos scolopacinariaDimorphic Gray
  • Dichomeris aglaia
  • Hellinsia habecki
  • Niasoma metallicana
Shropshire & Tallamy 2025, Lepidoptera of North America north of Mexico, ZooKeys 1261 (ODbL)
34BeesSoutheastern regional records

Southeastern regional records · Eupatorium

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
4Specialist beesPollen specialists

Pollen specialists · Ageratina

  • Andrena asteris
  • Andrena hirticincta
  • Andrena nubecula
  • Colletes thysanellae
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
1BirdsRecorded genus food-resource interactions; not a state feeding claim

Recorded genus food-resource interactions; not a state feeding claim · Eupatorium

  • Ortalis vetulaPlain Chachalaca
Hurlbert, Olsen, Sawyer & Winner 2021, Avian Diet Database, Scientific Data 8: 260 (CC0)

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

Growing and identification

Plant details

Family
Asteraceae
Hardiness
Zones 5a–9b
Soil pH
Acidic to neutral
Flower color
White

Safety has not been reviewed for this plant; check toxicity and thorns before planting.

Growing sources and scope
Also known as

Eupatorium aromaticum; Small Leaf White Snakeroot; Wild Hoarhound; thoroughwort

Conservation status

Alabama rankSNR
Global rankG5
AL statusNot verified
Federal statusNot verified

Conservation source Global and federal source

In your garden

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Sources