Bloom Native gardener's
field companion

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  1. Life
  2. Animals
  3. Arthropods
  4. Arachnids
  5. Spiders
  6. Cobweb Spiders
  7. Latrodectinae
  8. Widow Spiders

genus

Widow Spiders

Latrodectus

Includes
4 native 1 introduced
Where
In the US
Source
iNaturalist

Field notes

Children

  • Western Black Widow native
  • Brown Widow introduced
  • Southern Black Widow native
  • Redback Spider
  • Northern Black Widow native
  • Latrodectus occidentalis
  • Red Widow native
  • South American Black Widow

Range

United States

Greener is more native, amber more introduced; paler is less certain. How this was decided

Most observed native widow spiders All

Native to the US, by observations.

  • Western Black Widow Latrodectus hesperus 32,271 observations
  • Southern Black Widow Latrodectus mactans 14,710 observations
  • Northern Black Widow Latrodectus variolus 5,959 observations
  • Red Widow Latrodectus bishopi 324 observations

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