Amaranthes

Common Name: Palmer, Smooth, Spiny

Genus: Amaranthus palmeri, Amaranthus hybridus, Amaranthus spinosus

Identification: Palmer - Male and female flowers are on different plants with a long unbranched terminal seed head. Smooth - Seedling is smooth and seed head has short spikes. Spiny - The stem has a pair of sharp stiff spines at most nodes.

Geographic Distribution: Palmer - Western half of the United States. Smooth and Spiny - Eastern half of the United States. These tall annuals are strong competitors in cultivated areas and can be found in waste areas as well.

Almonds

Apples

Brussels Sprouts

Cauliflower

Cavalo Broccolo

Chinese Broccoli

Corn

Corn - Field

Corn - Pop

Corn - Seed

Corn - Sweet

Cotton

Delta Rice

Fruits Nuts Trees and Vegetables

Head Lettuce

Kohlrabi

Sorghum

Soybeans

Sunflowers

Tobacco

Alfalfa Looper

Alfalfa Weevil Hypera

Aphids Therioaphis maculata, Dysphis plantaginea, Acyrthosiphon kondoi, Acyrthosiphon kondoi, Acyrthosiphon pisum, Aphis gossypi

Army Cutworm

Armyworm, Beet Spodoptera

Armyworms

Barnyardgrass Echinochloa

Bermudagrass

Billbugs

Black Cutworm

Black Nightshade

Bluegrass, Annual

Boll Weevil Anthonomus

Cabbage Looper Trichoplusia

Cabbage Webworm

Chinch Bug

Codling Moth Cydia

Colorado Potato Beetle Leptinotarsa

Common Cocklebur Xanthium

Corn Borers

Corn Earworm

Corn Rootworm

Corn Silkfly

Crabgrass Digitaria sanguinalis, Digitaria ischaemum, Digitaria ciliaris

Cupgrass Eriochloa gracilis, Eriochloa villosa

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

Fleahoppers

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

Johnsongrass seedling Sorghum

Kochia Kochia

Lambsquarters Chenopodium

Leafhoppers

Leafminer Liriomyza trifolii, Liriomyza sativa, Liriomyza huidobrensis

Leafroller Archips rosanus, Archips argyrospila, Argyrotaenia velutinana, Choristorenra rosaceana

Lesser Cornstalk Borer

Lygus Bug Lygus

Nightshades Solanum americanum, Solanum nigrum, Solanum ptycanthum, Solanum saccachoides

Northern Corn Rootworm Diabrotica longicornus barberi, Diabrotica virgifera virgifera

Nutsedges Cyperus rotundus, Cyperus esculentus

Panicum, Fall Panicum

Panicum, Texas Panicum

Pear Psylla Cacopsylla

Pennsylvania Smartweed Polygonum

Pigweed, Redroot Amaranthus

Pink Bollworm Pectinophora

Prickly Sida Sida

Purslane

Quackgrass

Ragweeds Ambrosia artemisiifolia, Ambrosia trifida

Root Maggots

Sandbur, Field Cenchrus

Sap Beetle

Seedcorn Beetle

Seedcorn Maggot

Shattercane Sorghum

Sheperdspurse

Sicklepod Cassia

Silverleaf Whitefly Bemisia tabaci, Bemisia argentifolii

Sod Webworm

Southern Armyworm

Southern Corn Leaf Beetle

Southern Corn Rootworm Diabrotica

Southwestern Corn Borer Diatrea

Spider Mites Tetranychus urticae, Tetranychus turkestani, Tetranychus pacificus, Tetranychus cinnabarinus

Spotted Cucumber Beetle Diabrotica

Spurred Anoda Anoda

Stalk Borer

Stink Bug Nezara viridula, Chlorockroa say, Euschistus consperus

Sweet Potato Silverleaf Whitefly Bemisia tabaci, Bemisia argentifolii

Swinecress

Tarnished Plant Bug Lygus

Thrips

Tobacco Budworm Helicoverpa

True Armyworm

Velvetleaf Abutilon

Venice Mallow Hibiscus

Waterhemp

Western Corn Rootworm Diabrotica longicornus barberi, Diabrotica virgifera virgifera

White Grub

Whiteflies

Wild Mustard Brassica

Wild Radish

Wild Sunflower Helianthus

Wireworms Melanotus fissilis, Limonius spp. Many species in the order Coleoptera, family Elatoridae.

Yellow Striped Armyworm

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