Bug FAQSpeckled Renia Moth
Renia adspergillus · Order: Lepidoptera · Family: Erebidae
Also called: Speckled Renia
The speckled renia moth, also called the gray renia, has a wingspan of about 2.5 cm. It lives in North America, ranging from Michigan and Quebec down to Louisiana and Florida. Its larvae feed under a silk web and the species can produce several generations in the southeastern part of its range.
Source: Wikipedia
How to recognize it
Renia adspergillus is known as the gray renia or speckled renia moth.
Source: Wikipedia
Size
The adult’s wingspan measures roughly 25 mm.
Source: Wikipedia
Where it lives
It is found across North America from the Great Lakes region down to the Gulf Coast.
Source: Wikipedia
What it eats
Larvae feed beneath a silk web they spin.
Source: Wikipedia
Life cycle
In the southeastern part of its range, the moth can have multiple generations per year.
Source: Wikipedia
Where it comes from
Its native range includes the United States and Canada, from Michigan and Quebec south to Louisiana and Florida.
Source: Wikipedia
Where it is found in the US
Recorded in 32 of 51 states and DC. Most records: Maryland, Virginia, Pennsylvania, Ohio, New York, New Jersey, Texas, Massachusetts.
Darker = more records. Counts are museum and citizen-science records, not population size.
Source: GBIF
Status: native in North America; native in Canada. Source: iNaturalist
Months it is reported in the US
Source: GBIF
More photos
Questions people ask
What does the speckled renia moth look like?
It is a gray moth with speckled markings and a wingspan of about 25 mm.
Source: Wikipedia
Where is the speckled renia moth found?
It occurs in North America from Michigan and Quebec down to Louisiana and Florida.
Source: Wikipedia
What do the larvae of the speckled renia moth eat?
The larvae feed under a silk web they create.
Source: Wikipedia
How many generations does the speckled renia moth have in the southeast?
There are multiple generations each year in the southeastern part of its range.
Source: Wikipedia
Same family (Erebidae)
Spongy MothLymantria disparDamages trees, gardens or crops
Fall Webworm MothHyphantria cuneaDamages trees, gardens or crops
Brown-tail MothEuproctis chrysorrhoeaCan irritate skin
Isabella Tiger MothPyrrharctia isabella
Virginian Tiger MothSpilosoma virginicaCan irritate skin
Salt Marsh MothEstigmene acreaSources
- Wikipedia: https://en.wikipedia.org/wiki/Renia_adspergillus
Look it up elsewhere: GBIF · iNaturalist · BugGuide · ITIS · Wikipedia
Text written 2026-10-23 from the sources above and checked sentence by sentence against them. Data fetched 2026-10-23.