Index / Search / Ambrosia artemisiifolia

§1 Plant

Ambrosia artemisiifolia L.

vernacular annual ragweed — species · Asteraceae


USDA
AMAR2
GBIF
8002952
Rank
species
annual ragweed (Ambrosia artemisiifolia)
Platephotograph · Qwert1234CC BY-SA source · iNaturalist ↗

§2Habit & range

Habit and range

Growth habit
Forb/herb
Duration
Annual
Group
Dicot
Family
Asteraceae Bercht. & J. Presl
Genus
Ambrosia
§2a

Native status, by region

  • CAN Canada Native
  • HI Hawaii Introduced
  • L48 Lower 48 States Introduced
§2b

County-level range

· 849 counties across 22 states/territories
Legend Native · 0 Introduced · 0 Both · 849 Hover a county for detail.

§3Cultivation

No cultivation specs.

USDA has not characterised this taxon. Roughly four out of five plants in the database lack the detailed cultivation record present here — typically because they have not been the focus of NRCS Plant Materials work. Range and distribution data are unaffected.


§4Counties, by state

Recorded in 849 counties across 22 states/territories.

Alabama view state ↗ 53 B
Arizona view state ↗ 6 B
Arkansas view state ↗ 61 B
Delaware view state ↗ 2 B
District of Columbia view state ↗ 1 B
Florida view state ↗ 56 B
Georgia view state ↗ 39 B
Kentucky view state ↗ 66 B
Louisiana view state ↗ 59 B
Maine view state ↗ 14 B
Massachusetts view state ↗ 14 B
Mississippi view state ↗ 70 B
Montana view state ↗ 12 B
New Hampshire view state ↗ 10 B
New Jersey view state ↗ 17 B
New York view state ↗ 52 B
North Carolina view state ↗ 89 B
Pennsylvania view state ↗ 67 B
Rhode Island view state ↗ 4 B
Vermont view state ↗ 12 B
Virginia view state ↗ 100 B
West Virginia view state ↗ 45 B

§5Sources & provenance

USDA PLANTS

Symbol, taxonomy, distribution, cultivation specs, native status. Public domain.

plants.usda.gov/AMAR2 ↗

GBIF Backbone

Canonical taxonomic identity, synonym resolution, cross-refs. CC0.

gbif.org/species/8002952 ↗

Record version

Cached and built locally. Source version on this record:

usda-plants-mt-2026-05-26

fetched 2026-05-26T05:45:41Z