Home | Forum | Zones | GC Links Common Weeds A/P/Bi = annual, perennial or biennial (Click on common name to view photo if available.) Botanical Name Common Name Type Region A/P Abutilon Theophrasti Medic. Velvet Leaf Broadleaf Throughout the U.S. A Amaranthus hybridus * Smooth Pigweed Broadleaf Eastern half of U.S. A Amaranthus retroflexus Redroot Pigweed*  Mature Broadleaf Throughout the U.S. A Ambrosia spp. Ragweed   Giant Broadleaf Throughout the U.S. A Apocynum cannabinum Hemp Dogbane Broadleaf Southeastern U.S. to TX. Also from NY to VA P Brassica spp. Mustard Species Broadleaf Throughout the U.S. A Cenchrus longispinus Sandbur, Field Grass Great Plains A Centaurea maculosa Spotted Knapweed Broadleaf Throughout the U.S. A Chenopodium album L. Common Lambsquarters Broadleaf Throughout the U.S. A Cichorium intybus Chicory Broadleaf Throughout the U.S. P/Bi Cirsium arvense Canada thistle Broadleaf   P Cirsium vulgare Bull thistle Broadleaf   Bi Convolvulus arvensis L. Field Bindweed Broadleaf Great Plains P Cyperus esculentus * Yellow Nutsedge   Throughout the U.S. P Daucus carota  Wild Carrot     Bi Digitaria sanguinalis * Crabgrass, common Grass Entire U.S. except Southwest & south FL. A Digitaria spp. Smooth Crabgrass Grass Throughout the U.S. A Echinochloa muricata (Beauv.) Fern Barnyard Grass Grass Great Plains P Elytrigia repens Quackgrass Grass   P Eupatorium capillifolium * Dogfennel       Euphorbia cordifolia or Chamaesyce cordifolia * Roundleaf Spurge Broadleaf   A Euphorbia maculata Leafy Spurge Broadleaf   A Fragaria spp. * Wild Strawberry Broadleaf     Gnaphalium spicatum * Shiney Cudweed       Ipomoea purpurea Tall Morningglory Broadleaf Eastern one-half of the U.S., except, ND, SD and MN. A Ipomoea spp. Pitted Morningglory Broadleaf Throughout the Southeast to Ohio A Kochia scoparia (L.)Schrad Kochia Broadleaf Northern U.S. except W Coast. Most prevalent in the Grt. Plains A Lespedeza striata * Common Lespedeza       Liquidambar styraciflua * Sweet Gum Sapling       Liriodendron tulipifera * Yellow Poplar Sapling       Malva neglecta Mallow, common Broadleaf   A/Bi Medicago lupulina Black Medic Broadleaf   A Microstegium vimineum* Annual Jewgrass Broadleaf   A Mollugo verticillata * Carpet Weed       Oxalis spp.* Oxalis Broadleaf   P Partheuocissus quinquefolia * Virginia Creeper Broadleaf     Physalis subglabrata Smooth Groundcherry Broadleaf     Plantago major or Plantago rugellii Plantain Broadleaf   P/A Polygonum spp. Smartweed  Knotweed Broadleaf Throughout the U.S. A Portulaca oleracea L. Common Purslane Broadleaf Throughout most of the U.S.: Most abundant in NE.; least in Pacific NW A Rumex crispus Curly Dock Broadleaf     Rubus spp. * Wild Blackberry Broadleaf     Senecio vulgaris Groundsel Broadleaf Throughout the U.S. A Setaria glauca Yellow Foxtail Grass Throughout the U.S. P Setaria spp. Giant Foxtail Grass Eastcentral U.S. A Silene alba White Campion  2nd Pic Broadleaf   Bi/P Similax rotundifolia * Roundleaf Greenbriar       Solanum sarrachoides Sendt. Hairy Nightshade Broadleaf Throughout the U.S. A Sonchus arvensis Sowthistle, perennial Broadleaf   P Sonchus spp. Sowthistle Broadleaf   P Stellaria media Chickweed Broadleaf   A Taraxacum officinale Dandelion Broadleaf   P Tribulus terrestris L. Puncturevine (Caltro,Mex. Sandbur, Goathead,Ground burnut) Broadleaf Throughout Southern two-thirds of the U.S. A Trifolium repens White Clover Broadleaf     Xanthium strumarium L. Cocklebur Broadleaf Throughout the U.S A * Indicates pictures used courtesy of Mr. Herb House, of Georgia. Email:countrygal@gardencountry.com ©Copyright 1999-2001 Garden Country, all rights reserved. Permission to copy Photos or data without written authorization is expressly denied.