Mythimna unipuncta
(Haworth, 1809)
Armyworm
Sort #: 2768 | P3 #: 932935 | MPG #: 10438 | PFG Page #: 494
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Larval substrate: A huge variety of grasses and herbaceous plants, incl. Agrostis gigantea (Redtop Bentgrass), Ambrosia trifida (Giant Ragweed), Avena sativa (oat), Beta (Beet), Citrullus lanatus (Water Melon), Daucus carota (Wild Carrot), Glyceria maxima (Reed Manna Grass), Helianthus (Sunflower), Hordeum vulgare (Barley), Malus pumila (Apple), Medicago sativa (Alfalfa), Oryza sativa (Asian Rice), Pastinaca sativa (Wild Parsnip), Phaseolus (Bean), Phleum pratense (Common Timothy), Pisum (Pea), Poa pratensis (Kentucky Blue Grass), Saccharum officinarum (Sugar Cane), Sorghum bicolor (Sorghum), Vaccinium macrocarpon (Cranberry), Zea mays (Corn)
Phenology: Adult: 2/18 to 11/26 (558 records)
Comment: Can be a serious agricultural pest
Status in MA (automated assessment): Widespread, very common
Status in N. America: Cosmopolitan (Agricultural pest)
MA Endangered Species Act status: None
First Year Reported: 1891
Last Year Reported: 2022
Distribution by County: Berkshire, Hampden, Hampshire, Franklin, Worcester, Middlesex, Essex, Suffolk, Norfolk, Bristol, Plymouth, Barnstable, Dukes, Nantucket
Number of Records: 1217
