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Imazapyr 4 SL

SnapshotID: 46717

Active ingredients

Imazapyr Isopropylamine Salt

Classification

B

- Herbicide, Postemergence- Herbicide, Preemergence- Herbicide

WSSA mode of action

2Inhibition of acetolactate synthase ALS (acetohydroxyacid synthse AHAS)

Registration

EPA:81927-24

Pests

Sparkleberry Pigweed Bluegrass, Annual Privet, Common Alder, Red Alligatorweed Knotweed, Japanese Barley, Little Ceanothus Poison-hemlock Bindweed, Field/European Bishopsweed, Mock Morningglory Mulberry Bluegrass, Canada Bluegrass, Kentucky Brome, Downy Brome, Smooth Beardgrass Bluestem, Big Tansymustard Buckwheat, Wild Poplar Bedstraw Saltbush/Orach Bursage, Woollyleaf Feathertop Puncturevine Camelthorn Camphorweed Canarygrass, Reed Burclover Sweetclover Carpetweed Carrot, Wild Goosegrass Saltcedar Alder Cheat /Cheatgrass Chickweed, Mouseear Chickweed, Common Chinaberry Clover, White Grape, Wild Cocklebur, Common/Heartleaf Cherry Cogongrass Cordgrass, Prairie Virginia-creeper Cress, Hoary/White Top Crowfootgrass Hawthorn Cutgrass, Giant Daisy, Oxeye Dallisgrass Dandelion Henbit Smartweed Dogfennel Dropseed, Sand Torpedograss Fiddleneck, Coast Kochia Geranium, Carolina Goosefoot, Nettleleaf Dogwood Oak, Tan/Tanbark Milkweed Sumac Dock Guineagrass Blackgum Cypress, Bald/Swamp Horseweed/Marestail Waterhyacinth Poison-ivy Junglerice Knapweed, Russian Knapweed, Diffuse Knotweed, Prostrate Kudzu Spatterdock Lambsquarters, Common Waterlettuce Locust, Black Loosestrife, Purple Maidencane Mallow, Little Maple, Bigleaf Maple, Red Melaleuca Honeysuckle Foxtail /Bottlegrass/Pigeongrass Fleabane Cupgrass, Woolly Lovegrass Filaree Muhly, Wirestem Mustard, Indian Tansymustard, Pinnate Quackgrass Napiergrass Elm Nettle, Stinging Rose, Wild/Briar Nightshade, Silverleaf Bahiagrass Oat, Wild Russian-olive Autumn-olive Orchardgrass Signalgrass, Broadleaf Pepperweed /Peppergrass Panicum, Texas Panicum, Browntop Duckweed Paragrass Parrotfeather Parsnip, Wild Peppertree, Brazilian Persimmon, Common/Eastern Reed, Common Pickerelweed Pokeweed, Common Johnsongrass Yellow-poplar/Tulip Tree Cudweed Lespedeza Panicum, Fall Panicum/Panicgrass Pine Pusley, Florida Plantain Rabbitbrush, Gray/Rubber Ragweed, Common/Short Ryegrass, Italian/Annual/Common Ragweed, Western Itchgrass Burdock Huckleberry, Evergreen Madrone/Pacific Madrone Sandbur, Field Birch Sycamore, American Sorrel Shepherd's-purse Box Elder Skeletonweed, Rush Nutsedge Snakeweed, Broom Greenbrier Willow Fescue Starthistle, Yellow Woodsorrel, Yellow Sweetgum Tallowtree, Chinese Sandbur/Grassbur/Sandspur Thistle, Canada Thistle, Russian Thistle, Bull Threeawn, Prairie Timothy Sprangletop Tree-of-Heaven Trumpetcreeper Aspen Vaseygrass Velvetleaf Vervain, Hoary/Tall Maple Barnyardgrass/Watergrass Lettuce, Miner's Bindweed, Hedge Bermudagrass Witchgrass Goldenrod Hickory/Hickory Nut Mullein Blueberry Cattail Clover Knapweed Knotweed Locust, Honey Pennywort Sunflower Rose, Multiflora Rose, Macartney Rocket, London Sassafras Reed, Giant Sowthistle Ragweed, Giant Ash Sourwood Spurge, Annual Rubus Primrose Purslane Pokeweed Tamarisk Saltgrass, Inland Saltgrass Stumps Stubble, Cut Eucalyptus Lettuce, Wild Thistle, Texas Frogbit, American Staggerbush Weeds, Broadleaf, Perennial Weeds, Grassy Weeds, Grassy, Perennial Weeds, Annual Weeds, Herbaceous Buttercup, Smallflower Barley, Wild Oak Dewberry Fetterbush, Lyonia Cypress Cottonwood, Black Arrowweed Duckweed, Giant Dasheen Waterlily, American White Waterprimrose, Perennial Bamboo, Japanese Bamboo, Golden Japanese Rose, Swamp Bulrush, Softstem Waterwillow, American Bursage, Skeletonleaf Titi, White Oak, California Black Saltcedar, Fivestamen Crabgrass Redvine Johnsongrass, Seedling Nightshade, Wetland Nutgrass Turnip, Wild Elephant, Ear Primrose Poison-oak Popcorn-tree Phragmites Arrowhead, Duck-potato Bacopa, Lemon Coco Yam Christmasberry Elephant Grass Rush, Flowering Cane, Wild Paperbark Tree Morningglory, Swamp Spinach, Water Kangkong Clover, Hop Bamboo, Japanese Chinquapin Beech, American Taro, Wild Soda, Apple

Sites

Pasture, Grass Rangeland Terrestrial Site Bermudagrass, Dormant Grass/Turf, Cool Season/Northern Bahiagrass, Dormant Bermudagrass, Common, Suppression/Seedhead Inhibition Lawns/Turf, Roadside Canals/Ditches, Drainage Canals/Ditches, Irrigation Estuaries Lakes/Ponds Marshes/Marshy Areas Rivers/Streams Seeps Swamps Water, Brackish Water, Flowing Wetland Areas Irrigation Water Bays/Coves Streams, Quiescent Bog Reservoirs Aquatic, Surface Driveways, Along Industrial Sites Paved Surfaces, Under Residential Areas Rights-of-way Recreational Areas Maple Oak Cottonwood Pine, Loblolly Pine, Longleaf/Southern Poplar /Aspen Pine, Pitch Pine, Slash Pine, White/Eastern White Pine, Jack Fir, White Pine, Lodgepole Redwood, Coastal Eucalyptus Box Elder Tree-of-heaven Ash Mulberry Hemlock, Western Fir, Douglas, Release Pine, Loblolly, Release Pine, Shortleaf, Release Pine, Slash, Release Pine, Virginia, Release Pine, Longleaf, Release Pine, Jack, Release Pine, White/Eastern White, Release Spruce, White, Release Pine, Lodgepole, Release Fir, White, Release Spruce, White/Black Hills/Alberta Pine, Ponderosa/Western Pine, Virginia Pine, Shortleaf Maple, Red Spruce, Red Tulip Tree, American/Yellow Poplar Spruce, Black Cypress, Bald Pine, Sugar Pine, Pitch, Release Pine, Ponderosa, Release Spruce, Black, Release Fir, California Red Pine, Loblolly x Pitch Hybrid Pine, Loblolly x Pitch Hybrid, Release Spruce, Red, Release Cherry Willow Alder, Red Dogwood Hickory Sumac Conifer Release Conifer, Forestry Fir, Douglas Forest Land Fir, California Red, Release Privet, Common Saltcedar Hawthorn Alder Sweetgum Sycamore Tanoak Black gum Pepper, Brazilian Madrone Maple, Bigleaf Sassafras Tallow Tree, Chinese Beech, American Olive, Autumn Oak, Black Ceanothus Chinaberry Chinquapin Huckleberry Fetterbush Staggerbush Melaleuca Persimmon Poison oak Popcorn-tree Sourwood Titi Blueberry Sparkleberry Birch Asphalt, Under Ground, Bare Paths/Trails Pond Liners, Under Parking Areas Cart Path Tennis Court

Temperature range

Min 10°F
Max

Restrictions

Available for use in the following states

Available

Not available

Caution

Product safety

Protections

Early entry

Coveralls Shoes plus socks Chemical-resistant gloves made of any waterproof material Protective eyewear

Personal Protection

Long-sleeve shirt and long pants Shoes plus socks Chemical-resistant gloves for all mixers and loaders, plus applicators using hand-held equipment

Restricted Entry Interval

48 hours

Precautions

May be exposed to direct sunlight

Is not vulnerable to flame or sparks

May be stored in a damp place

May be stored in a warm place

May be frozen