2024 Range & Pasture Western Rangeland Weed & Brush ID Guide

Western Rangeland - WEED & BRUSH ID GUIDE Table of Contents Introduction

Corteva Agriscience ™ Range & Pasture Portfolio…………6-8 Introduction............................................................................... 9 Before and After Weed Control.............................................10 Annual Weeds Bitter Sneezeweed *T* .............................................................. 11 Broomweed, Annual................................................................12 Buffalo Bur *T* ........................................................................... 13 Chickweed, Common..............................................................14 Cocklebur, Common *T* ........................................................... 15 Croton, Woolly or Goatweed, Doveweed.............................16 Cutleaf Evening Primrose.......................................................17 Fleabane.................................................................................... 18 Geranium, Carolina..................................................................19 Henbit........................................................................................ 20 Horseweed or Marestail..........................................................21 Kochia........................................................................................ 22 Lambsquarters, Common *T* . ................................................ 23 Mayweed: Scentless and Stinking........................................24 Hemp *T* . ................................................................................... 25 Marshelder or Sumpweed, Sulphurweed.............................26 Mustard, Hedge.......................................................................27 Mustard, Wild............................................................................28 Pigweed, Spiny Amaranth......................................................29 Prickly Lettuce..........................................................................30 Ragweed: Common and Giant...............................................31 Ragweed: Lanceleaf................................................................32 Sida, Prickly..............................................................................33 Smartweed, Pennsylvania and Tufted..................................34 Snow-on-the-Mountain *T* ...................................................... 35 Sowthistle, Annual and Prickly..............................................36 Starthistle, Yellow....................................................................37 Vetch.......................................................................................... 38 Western Bitterweed *T* or Bitter Rubberweed.....................39 Biennial & Perennial Weeds *T* These plants are known to be toxic to certain classes of livestock. Toxic effects can range from loss of vigor to death. Seek guidance from local specialists for more information.

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