Armyworm, Beet

Common Name: Beet Armyworm

Genus: Spodoptera

Species: exigua

Identification: see lifecycle

Lifecycle: The insect overwinters as the pupa. The small adult moth, with 1 1/4-inch wingspan is grayish-brown in color. The female lays early in the spring in irregular masses of about 80 eggs each. They hatch in 2 to 5 days and the larvae feed for about 3 weeks. The mature green larvae have prominent dark lateral stripes. It pupates in the upper 1/4 inch of soil. There are normally 4 generations per season.

Geographic Distribution: Distributed throughout the Gulf Coast states and westward to the Pacific Coast.

Damage and Treatment: They are general feeders and attack foliage, stems and the roots of vegetable crops. Treatment should be made when insect populations and/or damage levels reach economic thresholds. Refer to local University Extension Pest Management Guidelines for specific state thresholds.

view large map
view large map
 

Crops affected by Armyworm, Beet

Cavalo Broccolo
Chinese Broccoli
Corn
Cotton
Dry Shelled Beans and Peas
Fruits Nuts Trees and Vegetables
Head Lettuce
Potatoes
Small Grains
Succulent Peas & Beans

Additional Pests

Alfalfa Looper
Alfalfa Weevil
Hypera
Amaranthes
Amaranthus palmeri, Amaranthus hybridus, Amaranthus spinosus
Aphids
Therioaphis maculata, Dysphis plantaginea, Acyrthosiphon kondoi, Acyrthosiphon kondoi, Acyrthosiphon pisum, Aphis gossypi
Army Cutworm
Armyworms
Barnyardgrass
Echinochloa
Bermudagrass
Black Nightshade
Bluegrass, Annual
Boll Weevil
Anthonomus
Broadleaf Filaree
Broadleaf Signalgrass
Cabbage Looper
Trichoplusia
Cabbage Webworm
Carpetweed
Codling Moth
Cydia
Colorado Potato Beetle
Leptinotarsa
Common Cocklebur
Xanthium
Corn Borers
Corn Earworm
Corn Rootworm
Crabgrass
Digitaria sanguinalis, Digitaria ischaemum, Digitaria ciliaris
Cutworms
Agrotis ipsilon, Agrotis orthogonia, Peridroma saucia
Dallisgrass
Diamondback Moth
Eastern Nightshade
Solanum americanum, Solanum nigrum, Solanum ptycanthum, Solanum saccachoides
European Corn Borer
Ostrinia
Fall Armyworm
Spodoptera
Flea Beetles
Florida Pusley
Foxtail Species
Setaria venticillata, Setaria faberi, Setaria viridis, Setaria glauca
Goosegrass
Eleusine
Grasshopper
Melanoplus sanguinipes, Camnula pellacida
Green Peach Aphid
Myzus
Greenhouse Whitefly
Imported Cabbageworm
Jimsonweed
Datura
Kochia
Kochia
Lambsquarters
Chenopodium
Leafhoppers
Leafminer
Liriomyza trifolii, Liriomyza sativa, Liriomyza huidobrensis
Leafroller
Archips rosanus, Archips argyrospila, Argyrotaenia velutinana, Choristorenra rosaceana
Lygus Bug
Lygus
Nightshades
Solanum americanum, Solanum nigrum, Solanum ptycanthum, Solanum saccachoides
Northern Corn Rootworm
Diabrotica longicornus barberi, Diabrotica virgifera virgifera
Panicum, Fall
Panicum
Panicum, Texas
Panicum
Pea Aphid
Pear Psylla
Cacopsylla
Pennsylvania Smartweed
Polygonum
Perennial Ryegrass
Pigweed, Redroot
Amaranthus
Pink Bollworm
Pectinophora
Prickly Sida
Sida
Purslane
Quackgrass
Ragweeds
Ambrosia artemisiifolia, Ambrosia trifida
Silverleaf Whitefly
Bemisia tabaci, Bemisia argentifolii
Southern Corn Rootworm
Diabrotica
Southwestern Corn Borer
Diatrea
Spider Mites
Tetranychus urticae, Tetranychus turkestani, Tetranychus pacificus, Tetranychus cinnabarinus
Spotted Cucumber Beetle
Diabrotica
Spurge
Stink Bug
Nezara viridula, Chlorockroa say, Euschistus consperus
Sweet Potato Silverleaf Whitefly
Bemisia tabaci, Bemisia argentifolii
Tarnished Plant Bug
Lygus
Thrips
Tobacco Budworm
Helicoverpa
Two-spotted Spider Mite
Velvetbean Caterpillar
Velvetleaf
Abutilon
Venice Mallow
Hibiscus
Western Corn Rootworm
Diabrotica longicornus barberi, Diabrotica virgifera virgifera
Whiteflies
Wild Mustard
Brassica
Wild Sunflower
Helianthus
Wireworms
Melanotus fissilis, Limonius spp. Many species in the order Coleoptera, family Elatoridae.
Yellow Nutsedge
RELATED PRODUCTS
Brigade 2EC
Learn more...

Brigade WSB
Learn more...

Brigadier
Learn more...

Hero
Learn more...

Hero EW
Learn more...

Mustang
Learn more...

Mustang Max EC
Learn more...



 
Terms & Conditions | Privacy Statement | Site Map | Contact Us | Support
© 2010, FMC Corporation. All Rights Reserved. FMC, the FMC logo and all brand names, company names, service marks, logos and trade dress of FMC or its subsidiaries, affiliates or licensors are trademarks or registered trademarks of FMC Corporation or its subsidiaries, affiliates or licensors in the U.S. and other countries.