Homoeosoma electellum

{{Short description|Species of moth}}

{{Speciesbox

| name = American sunflower moth

| image = Homoeosoma_electellum.jpg

| image_caption =

| image2 =

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| genus = Homoeosoma

| species = electellum

| authority = (Hulst, 1887){{cite web |url=http://globiz.pyraloidea.org/Pages/Reports/TaxonReport.aspx |title=GlobIZ search |website=Global Information System on Pyraloidea |accessdate=2011-10-07 }}

| synonyms =

• Anerastia electellum Hulst, 1887
• Homoeosoma electella
• Homoeosoma differellum Barnes & McDunnough, 1913
• Homoeosoma opalescellum (Hulst, 1887)
• Homoeosoma tenuipunctellum Ragonot, 1887
• Homoeosoma texanellum Ragonot, 1887

}}

Homoeosoma electellum, the American sunflower moth, is a species of moth of the family Pyralidae. It is native to North America but also found in South America. Its larvae eat the flowers and developing seeds of many asters, including echinacea.

The wingspan is 18–20 mm.{{cite web|author=(Hulst, 1887) |url=http://padil.gov.au/pests-and-diseases/Pest/Main/136352/7791 |title=Padil |publisher=Padil |date= |accessdate=2011-10-07}}

The larvae are a pest of canola and sunflowers. Other recorded food plants include cotton and oranges.