CreatureData

Fall webworm

Hyphantria cunea (Drury, 1773)

Status not recordedbutterflies and moths

The fall webworm (Hyphantria cunea) is a species in the family Erebidae, order Lepidoptera.

No freely licensed photo yet

Quick facts about the fall webworm

Weight
Not recorded
Length
Not recorded
Lifespan
Not recorded
Main food
Not recorded
Habitat
Not recorded
Young per litter or clutch
Not recorded
Conservation status
Not recorded
Countries on record
Not recorded

Where does the fall webworm live?

Not recorded

Where has it been introduced?

The Global Register of Introduced and Invasive Species lists the fall webworm as introduced in 23 countries, and flagged as invasive in 7 of them.

  1. Azerbaijaninvasive
  2. Chinainvasive
  3. Czechiainvasive
  4. Japaninvasive
  5. Russiainvasive
  6. South Koreainvasive
  7. Türkiyeinvasive
  8. Austria
  9. Bulgaria
  10. Croatia
  11. Estonia
  12. France
  13. Georgia
  14. Germany
  15. Iran
  16. Kazakhstan
  17. Luxembourg
  18. Moldova
  19. Mongolia
  20. Poland
  21. Romania
  22. Slovenia
  23. Switzerland

Introduced means brought by people and now present; invasive means the country's checklist records an impact. A species can be native to one part of a country and introduced in another. Source: Global Register of Introduced and Invasive Species (CC BY 4.0).

Is the fall webworm endangered?

No conservation assessment is recorded for this species in our sources. That is not the same as being safe: it has not been matched to an assessment.

How is the fall webworm classified?

  1. kingdomAnimalia
  2. phylumArthropoda
  3. classInsecta
  4. orderLepidoptera
  5. familyErebidae
  6. genusHyphantria
  7. SpeciesHyphantria cunea (Drury, 1773)

Synonyms Arctia pallida, Arctia textor, Cycnia budea, Hyphantria brunnea, Hyphantria punctata, Hyphantria suffusa f. suffusa, Hyphantria textor, Phalaena cunea, Phalaena liturata, Phalaena punctatissima, Spilosoma candida, Spilosoma mutans

Other names and names in other languages (26)
  • Autumn webwormEnglish
  • Fall webworm mothEnglish
  • přástevník americkýCzech
  • Amerikansk hvid bjørnDanish
  • Weißer BärenspinnerGerman
  • Gusano de BolsaSpanish
  • ameerika valgekaruslaneEstonian
  • Écaille fileuseFrench
  • Amerikai fehérmedvelepkeHungarian
  • Ifantria americanaItalian
  • アメリカシロヒトリJapanese
  • 미국흰불나방Korean
  • Amerikinė meškutėLithuanian
  • Oprzędnica jesiennaPolish
  • Американская белая бабочкаRussian
  • spriadač americkýSlovak
  • ameriška tkalkaSlovenian
  • sidentigerspinnareSwedish
  • Güz ağ kurduTurkish
  • Ведмедиця біла американськаUkrainian
  • Amerikansk tigerspinderDanish
  • Amerikanischer WebebärGerman
  • chenille à tente estivaleFrench
  • Ecaille fileuse (L')French
  • Amerikan Beyaz KelebeğiTurkish
  • Beyaz AygüvesiTurkish

Catalogue of Life

Relatives of the fall webworm

Other species in the same genus Hyphantria.

CompareFall webworm vs Hyphantria orizabaFall webworm vs Hyphantria panoezysFall webworm vs Hyphantria penthetriaFall webworm vs Hyphantria pictipupa

Common questions

Answered only where our data holds the answer.

Is the fall webworm an invasive species?

In some places. The Global Register of Introduced and Invasive Species flags the fall webworm as invasive in 7 countries, including Azerbaijan, China, Czechia, Japan and Russia. It lists it as introduced in 23 in all.

What kind of animal is the fall webworm?

The fall webworm (Hyphantria cunea) belongs to the family Erebidae in the order Lepidoptera.

Sources and how to cite this page

Data as of 2026-11-13. How this page is put together.

Embed a card for this animal on your own site

Copy this code. The card shows the photo with its credit, key facts and a link back to this page.

Preview the card

APA

CreatureData. (2026). Fall webworm (Hyphantria cunea). Retrieved from https://creaturedata.com/animals/fall-webworm

MLA

“Fall webworm (Hyphantria cunea).” CreatureData, 2026, https://creaturedata.com/animals/fall-webworm.

BibTeX
@misc{fall_webworm_2026,
  title = {Fall webworm (Hyphantria cunea)},
  author = {{CreatureData}},
  year = {2026},
  url = {https://creaturedata.com/animals/fall-webworm},
  note = {Data as of 2026-11-13}
}