Bug FAQGrape Flower Plume Moth
Sphenarches ontario · Order: Lepidoptera · Family: Pterophoridae
The grape flower plume moth has a wingspan of about 14 mm. It is known from Ontario, Canada. Its larvae feed on the flower clusters of certain grape species.
Source: Wikipedia
Size
The adult’s wingspan measures roughly 14 mm (0.55 in).
Source: Wikipedia
Where it lives
This moth occurs in Ontario, Canada.
Source: Wikipedia
What it eats
Larvae eat the inflorescences of some grape plants.
Source: Wikipedia
Where it comes from
Its known range is limited to Ontario, Canada.
Source: Wikipedia
Where it is found in the US
Recorded in 20 of 51 states and DC. Most records: New York, Michigan, Pennsylvania, Maryland, Ohio, Virginia, Illinois, Indiana.
Darker = more records. Counts are museum and citizen-science records, not population size.
Source: GBIF
Status: endemic in United States; native in North America; native in Canada. Source: iNaturalist
Months it is reported in the US
Source: GBIF
More photos
Questions people ask
What do the larvae of the grape flower plume moth eat?
The caterpillars feed on the flower clusters of certain grape species.
Source: Wikipedia
Same family (Pterophoridae)
Morning-glory Plume MothEmmelina monodactyla
White Plume MothPterophorus pentadactylaDamages trees, gardens or crops
Brown Silver-linePetrophora chlorosata
Grape and Sheppard's Plume MothsGeina periscelidactylusDamages trees, gardens or crops
Yarrow Plume MothGillmeria pallidactylaDamages trees, gardens or crops
Plain, Elliott's, and Habeck's Plume MothsHellinsia homodactylusSources
- Wikipedia: https://en.wikipedia.org/wiki/Sphenarches_ontario
Look it up elsewhere: GBIF · iNaturalist · BugGuide · Wikipedia
Text written 2026-10-29 from the sources above and checked sentence by sentence against them. Data fetched 2026-10-29.