: Herbicides

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Prometon Controls and Symptoms

All vegetation. Chlorosis

Amino Acid Synthesis Inhibitors: Chemical Families

Amino Acid Derivatives

Roundup Group, Chemical Family, Active Ingredient

Amino Acid Synthesis Inhibitor, Amino Acid Derivative, Glyphosate

Poast Controls and Symptoms

Annual and perennial grasses. Slow or stop growth, reddening, tip burn within 3 weeks

Tupersan Controls and Symptoms

Annual and seedling grasses and broadleaves. Chlorosis, necrosis

Casoron Controls and Symptoms

Annual grass and broadleaf weeds, some biennials. Kills roots

Surflan Controls and Symptoms

Annual grasses and broadleaves in ornamentals, perennial turf, noncropland. Only damages annuals, does not damage bulbs, stolons, rhizomes. Pruning of secondary roots, stunted shoots and leaves

Balan Controls and Symptoms

Annual grasses in established turf, does not control established weeds/grasses. Pruning of secondary roots, stunted shoots and leaves

Pennant Controls and Symptoms

Annual grasses, some broadleaves, yellow nutsedge

Eptam Controls and Symptoms

Annual weeds (especially grasses) and some perennials. Perennial grass control improved if rhizomes are broken up. Abnormal growth/leaf emergence, stunting, cupped and leathery leaves with necrotic edges

Cell Membrane Disruptors: Chemical Families

Bipyridyliums

Acclaim Controls and Symptoms

Broad-spectrum grasses. Slow or stop growth, reddening, tip burn

Basagran Controls and Symptoms

Broadleaf weeds in beans, clover, peanuts, corn, rice, peas. No grasses. Symptoms not listed

Gallery Controls and Symptoms

Broadleaf weeds in turfgrass, weeds germinating from seed. No control on established weeds. Symptoms not listed

Banvel Controls and Symptoms

Broadleaves in grasses, weak on mustards. Used in combination with 2,4-D. Distorted growth, stunting, onion-leaf, mal-formed heads

2,4-D Controls and Symptoms

Broadleaves in grasses. Distorted Growth, stunting, onion-leaf, mal-formed heads

Transline Controls and Symptoms

Broadleaves in non-cropland, rangeland, spot treatments, brush control. Most formulations restricted-use for extreme activity on non-target plants and soil persistence. Cupping/stunting leaves, terminal growth ceases, twisting stems, root deterioration

MCPA Controls and Symptoms

Broadleaves, similar to 2,4-D. Safer on Legumes and small grains. More toxic to carrot, buttercup, thistles. Distorted growth, stunting, onion-leaf, mal-formed heads

Tordon Controls and Symptoms

Broadleaves, woody plants, vines in forest planting sites, non-cropland. Restricted-use for soil mobility. Cupping/stunting leaves, terminal growth ceases, twisting stems, root deterioration

Diquat Group, Chemical Family, Active Ingredient

Cell Membrane Disruptor, Bipyridillium

MCPP Controls and Symptoms

Clovers, chickweed, safe on grass. Used in turf. Distorted growth, stunting, onion-leaf, mal-formed heads

Lipid Inhibitors: Chemical Families

Cyclohexanediones, Aryloxyphenoxypropionates

Cell Membrane Disruptors

Destroy plant tissue by rupturing cell membranes

Seedling Growth Inhibitors: Chemical Families

Dinitroanilines, Acetamides, Thiocarbamates, Benzamides, Nitriles

Growth Regulators

Disrupt hormone balance and protein synthesis in plants, causing growth abnormalities

Growth Regulators: Symptoms

Epinasty, abnormal bending or twisting leaves and stems

Cell Membrane Disruptors: Application

Foliar applied and absorbed, no movement

Fusillade 2000 Controls and Symptoms

Grasses. Slow or stop growth, reddening, tip burn

Banvel Group, Chemical Family, Active Ingredient

Growth Regulator, Benzoic Acid, Dicamba

2,4-D Group, Chemical Family, Active Ingredient

Growth Regulator, Phenoxyacetic Acid, 2,4-D

MCPA Group, Chemical Family, Active Ingredient

Growth Regulator, Phenoxyacetic Acid, Various active ingredients

MCPP Group, Chemical Family, Active Ingredient

Growth Regulator, Phenoxyacetic Acid, Various active ingredients

Transline Group, Chemical Family, Active Ingredient

Growth Regulator, Picolinic Acid, Clopyralid

Tordon Group, Chemical Family, Active Ingredient

Growth Regulator, Picolinic Acid, Picloram

Systemic Herbicide

Herbicide is absorbed and translocated within plant

Contact Herbicide

Herbicide kills parts of the plant it contacts

Diquat Notes

High mammalian toxicity

Seedling Growth Inhibitors

Interfere with new plant growth, stopping normal seedling root or shoot development

Photosynthesis Inhibitors

Interfere with photosynthesis, resulting in a buildup of toxic products

Growth Regulators: Selectivity

Kills broadleaf weeds in grass/turf areas

Photosynthesis Inhibitors: Symptoms

Leaf yellowing or death in contacted areas

Acclaim Group, Chemical Family, Active Ingredient

Lipid Inhibitor, Arylocyphenoxypropionate, Fenoxaprop

Fusillade 2000 Group, Chemical Family, Active Ingredient

Lipid Inhibitor, Aryloxyphenoxypropionate, Fluazifop

Poast Group, Chemical Family, Active Ingredient

Lipid Inhibitor, Cyclohexanediones, Sethoxydim

Lipid Inhibitors: Selectivity

Most annual and perennial grasses, broadleaf plants tolerant

Growth Regulators: Application

Most enter plant through foliage, some root uptake is possible

Seedling Growth Inhibitors: Application

Must be applied to soil

Diquat Controls and Symptoms

Non-selective control. Browning of any part contacted, rapid wilting and death, works faster in bright sunlight

Amino Acid Synthesis Inhibitors: Selectivity

Nonselective

Photosynthesis Inhibitors: Selectivity

Nonselective

Roundup Controls and Symptoms

Nonselective, general weed killer. Used in crop and non-cropland, orchards. Symptoms slow to appear, yellowing and browning of leaves, eventual death. Symptoms appear more quickly in bright sun. Causes distinctive orange or red in some species

Cell Membrane Disruptors: Selectivity

Nonselective, gives good control of annual weeds

Growth Regulators: Chemical Families

Phenoxyacetic Acids, Benzoic Acids, Picolinic Acids

Basagran Group, Chemical Family, Active Ingredient

Photosynthesis Inhibitor, Benzothiadiazole, Bentazon

Tupersan Group, Chemical Family, Active Ingredient

Photosynthesis Inhibitor, Phenylurea, Siduron

Prometon Group, Chemical Family, Active Ingredient

Photosynthesis Inhibitor, Triazine

MCPP Application

Postemergence, absorbed by foliage

Transline Application

Postemergence, absorbed by foliage, some root uptake

Tordon Application

Postemergence, foliar absorbed, root uptake

Diquat Application

Postemergence, foliar applied and absorbed rapidly, no soil activity

Roundup Application

Postemergence, foliar applied and absorbed, moves through sugars

Basagran Application

Postemergence, foliar applied, contact action

Fusillade 2000 Application

Postemergence, foliar applied, moves systemically

Acclaim Application

Postemergence, foliar applied, short-lived in soil

Poast Application

Postemergence, foliar applied, translocated via water and sugars

MCPA Application

Postemergence. Absorbed by foliage

2,4-D Application

Postemergence. Absorbed by foliage and translocated with sugars, short-lived in soil

Banvel Application

Preemergence, Postemergence. Absorbed by foliage and roots

Prometon Application

Preemergence, Postemergence. Soil applied, foliar activity. Soil sterilant for 1+ years at high rates

Balan Application

Preemergence, soil applied

Pennant Application

Preemergence, soil applied

Surflan Application

Preemergence, soil applied

Tupersan Application

Preemergence, soil applied

Casoron Application

Preemergence, soil applied granules

Prowl Application

Preemergence, soil applied, absorbed by roots or shoots

Treflan Application

Preemergence, soil applied, absorbed by roots or shoots, no movement in plant

Eptam Application

Preemergence, soil applied. Highly volatile. Uptake through emerging shoot of grass seedlings, some root absorption in broadleaves. No movement up from roots

Gallery Application

Preemergence, soil applied. May leach, high potential to reach surface water via runoff for several months after application

Amino Acid Synthesis Inhibitors

Prevent the production of amino acids

Lipid Inhibitors

Prevent the production of fatty acids which are used to make cell membranes and required for new plant growth

Cell Membrane Disruptors: Symptoms

Rapid wilting and browning of plant tissue

Photosynthesis Inhibitors: Application

Root or foliar absorbed triazine and phenylurea translocate to leaves, nitrile and benzothiadiazole do not translocate

Pennant Group, Chemical Family, Active Ingredient

Seedling Growth Inhibitor, Acetanilides, Metolachlor

Gallery Group, Chemical Family, Active Ingredient

Seedling Growth Inhibitor, Benzamide, Isoxaben

Balan Group, Chemical Family, Active Ingredient

Seedling Growth Inhibitor, Dinitroaniline, Benefin

Surflan Group, Chemical Family, Active Ingredient

Seedling Growth Inhibitor, Dinitroaniline, Oryzalin

Prowl (substituted for PreM, which was cancelled) Group, Chemical Family, Active Ingredient

Seedling Growth Inhibitor, Dinitroaniline, Pendimethalin

Treflan Group, Chemical Family, Active Ingredient

Seedling Growth Inhibitor, Dinitroaniline, Trifluralin

Casoron Group, Chemical Family, Active Ingredient

Seedling Growth Inhibitor, Nitrile, Dichlobenil

Eptam Group, Chemical Family, Active Ingredient

Seedling Growth Inhibitor, Thiocarbamate, EPTC

Seedling Growth Inhibitors: Selectivity

Seedlings, annual weeds

Prowl Controls and Symptoms

Some annual grasses and broadleaf weeds. Pruning of secondary roots, stunted shoots and leaves

Treflan Controls and Symptoms

Some annual grasses and broadleaf weeds. Pruning of secondary roots, stunted shoots and leaves

Seedling Growth Inhibitors: Symptoms

Stunted or swollen roots, seedlings never emerge

Lipid Inhibitors: Symptoms

Stunting, yellowing or browning of leaves

Amino Acid Synthesis Inhibitors: Symptoms

Stunting, yellowing or purpling leaves

Amino Acid Synthesis Inhibitors: Application

Translocates from soil or foliar applications

Lipid Inhibitors: Application

Translocates through foliage

Photosynthesis Inhibitors: Chemical Families

Triazines, Phenylureas, Benzothiadiazoles

Roundup Notes

Very soluable in water, negligible volatility, almost no soil activity, very low mammalian toxicity


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