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Herbicide Chart - click to download/view Open Item
Herbicide Mixing Rate Open Item


Herbicides: Use With Caution!

Active Ingredient
Brand Names
Effective Against
Soil Residual Activity
 
Glyphosate
Roundup Touchdown
Rodeo
Annual & Perennial grasses, herbaceous plants and woody plants (non-selective) Same for aquatic areas
No
2, 4-D
Weed-b-gone, many others
Herbaceous and woody plants
No
 
Clopyralid
Transline
Stinger
Curtail
Pyramid
Herbaceous plants, such as spotted knapweed, Canada thistle, wild parsnip, spot spray only, it affects native plants of the sunflower and pea families as well (Asters)
 
Yes,
30-40 days
 
 
Metsulfuron
Methal
 
Escort
Gropper
Ally
Allie
Herbaceous plants, such as spotted knapweed, Grecian foxglove, garlic mustard, wild parsnip, and some woody plants, spot spray only, it affects native plants of the sunflower, parsley and pea families as well
 
Yes,
few weeks
to 3 years
 
Triclopyr
 
Garlon 3A & 4
Woody plants as foliar, basal bark and cut-stump treatment, herbaceous plants, spot spray only, still works in freezing temperatures
 
Yes,
30-45 days
 
Imazapic
 
Plateau
Use in fall when native plants are dormant for leafy spurge control, spot spraying before killing frost when milky sap still emits from broken stem.
 
 Yes,
120 days
 
 
Diflufenzopyr
 
Overdrive
Selective post emergence used for control of annual and biennial broadleaf weeds and control or suppression of many perennial broadleaf weeds in non-cropland sites, pasture, hay, and rangeland sites
 
 Yes,
14 days
 
Aminopyralid
 
Milestone
Excellent post emergence control of broadleaf weeds including Spanish needle, pigweed, ragweed, Canada goldenrod, spotted knapweed, thistle, and Florida betony. Also effective on certain woody plants
 
Yes,
3 months
 
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