Ostrinia obumbratalis

(Lederer, 1863)
Smartweed Borer

Sort #: 1584 | P3 #: 801421 | MPG #: 4947
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Larval substrate: Polygonum pensylvanicum (Pennsylvania Smartweed), Ambrosia (Ragweed), Ipomoea purpurea (Common Morning-glory), Xanthium (Cocklebur), Eupatorium (Boneset, Joe-Pye Weed), Zea mays (Corn
Phenology: Adult: 5/26 to 8/05 (6 records)

Status in MA (automated assessment): Restricted distribution, rare
Status in N. America: Native
MA Endangered Species Act status: None
First Year Reported: 1920
Last Year Reported: 2016

Distribution by County: Hampshire, Middlesex, Dukes, Nantucket
Number of Records: 7