Bug FAQPlain grey hawkmoth
Psilogramma increta · Order: Lepidoptera · Family: Sphingidae
Also called: Gray hawk moth
The plain grey hawkmoth belongs to the family Sphingidae. Its wingspan ranges from about 90 to 122 mm. The caterpillars feed mainly on plants in the olive, figwort and verbena families.
Source: Wikipedia
How to recognize it
Psilogramma increta is a moth in the hawk-moth family Sphingidae.
Source: Wikipedia
Size
The adult’s wingspan measures between 90 and 122 mm.
Source: Wikipedia
What it eats
Larvae mainly eat species of the Oleaceae, Scrophulariaceae and Verbenaceae families, with occasional records on other plant families.
Source: Wikipedia
Where it is found in the US
Recorded in 1 of 51 states and DC. Most records: Hawaii.
Darker = more records. Counts are museum and citizen-science records, not population size.
Source: GBIF
Months it is reported in the US
Source: GBIF
More photos
Questions people ask
What do the caterpillars eat?
The larvae feed mostly on plants in the olive, figwort and verbena families.
Source: Wikipedia
Same family (Sphingidae)
Sources
- Wikipedia: https://en.wikipedia.org/wiki/Psilogramma_increta
Look it up elsewhere: GBIF · iNaturalist · BugGuide · Wikipedia
Text written 2026-10-28 from the sources above and checked sentence by sentence against them. Data fetched 2026-10-28.