: Herbicides
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