Herbicide label
Willowood Sulfen Imaz
Willowood Sulfen Imaz (EPA 87290-67) is a Group 2 and 14 imazethapyr and sulfentrazone herbicide labeled for 7 crops. The label lists 69 controlled weeds, plus partial-control, suppression, and partner-control categories.
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Willowood Sulfen Imaz label facts
- Product Willowood Sulfen Imaz
- EPA Reg. No. 87290-67
- Active ingredient imazethapyr and sulfentrazone
- MOA group 2 and 14
Crops on the Willowood Sulfen Imaz label
Willowood Sulfen Imaz is labeled for these 7 crops and uses, per the EPA label.
Need the rate or timing for one of these? Filter every label by your crop, free.
Weeds on the Willowood Sulfen Imaz label
The Willowood Sulfen Imaz label names 75 weeds and rates each by how the product handles it: full control, partial control, suppression, or control with a tank-mix partner. A weed can fall at more than one level, because control varies by crop, rate, and timing.
Controls
full control69- amaranth, palmer
- amaranth, spiny
- amaranth, spleen
- anoda, spurred
- beggarweed, florida
- carpetweed
- bedstraw, catchweed
- cocklebur, common
- copperleaf, hophornbeam
- copperleaf, virginia
- daisy, american
- eclipta
- galinsoga, hairy
- crownbeard, golden
- groundcherry, clammy
- groundcherry, cutleaf
- jimsonweed
- kochia
- ladysthumb
- lambsquarters, common
- marshelder
- morningglory, entireleaf
- morningglory, ivyleaf
- morningglory, palmleaf
- morningglory, pitted
- morningglory, purple
- morningglory, red
- morningglory, scarlet
- morningglory, smallflower
- morningglory, tall
- mustard, black
- mustard, tumble
- mustard, wild
- nightshade, black
- nightshade, eastern black
- nightshade, hairy
- pigweed, redroot
- pigweed, smooth
- poinsettia, wild
- poorjoe
- purslane, common
- pusley, florida
- redmaids
- filaree, redstem
- redweed
- senna, coffee
- shepherd's-purse
- sida, prickly
- sida, southern
- smartweed, pennsylvania
- spurge, prostrate
- spurge, spotted
- starbur, bristly
- thistle, russian
- velvetleaf
- mallow, venice
- waterhemp, common
- buckwheat, wild
- nutsedge, purple
- nutsedge, yellow
- sedge, annual
- crabgrass, large
- crabgrass, small
- crabgrass, southern
- barnyardgrass, common
- goosegrass
- signalgrass, broadleaf
- panicum, fall
- panicum, texas
Suppression
suppression7- foxtail, bristly
- foxtail, giant
- foxtail, green
- foxtail, yellow
- johnsongrass, seedling
- shattercane
- panicum, fall
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Willowood Sulfen Imaz rates and plant-back
The label answers both with a table, not a single number. Here is what drives each answer.
Application rate
Your rate depends on your crop and your soil texture.
Get the rate for your field: build a program and FieldMarshal gives you the exact per-acre rate for your crop from the label line.
Plant-back and rotation
Your interval depends on your application rate, the rotational crop, and your state, region, and rainfall — some intervals differ in AL, AR, AZ, CO, DE, FL, GA, IA, ID, IL, IN, KS, KY, LA, MD, MI, MN, MO, MS, MT, NC, ND, NE, NJ, NM, NV, NY, OH, OK, OR, PA, SC, SD, TN, TX, UT, VA, WA, WI, WV, and WY.
Get the interval for your rotation: build a program and FieldMarshal gives you the exact plant-back for your rotational crop from the label line.
Willowood Sulfen Imaz FAQ
What weeds does Willowood Sulfen Imaz control?
The Willowood Sulfen Imaz label names 75 weeds, including palmer amaranth, spiny amaranth, spleen amaranth, spurred anoda, florida beggarweed, and carpetweed. Control varies by crop, rate, and timing.
What crops is Willowood Sulfen Imaz labeled for?
Willowood Sulfen Imaz is labeled for 7 crops and uses, including soybeans, peanut, chickpea, cowpea, and dry edible bean.
What is the active ingredient in Willowood Sulfen Imaz? Is it a generic?
Willowood Sulfen Imaz's active ingredient is imazethapyr and sulfentrazone (MOA Group 2 and 14). Other products list the same active ingredient; rates, formulations, and labeled crops differ — verify each on its own label.
What's the plant-back interval after Willowood Sulfen Imaz?
It depends on your rotational crop, application rate, and region, so the label gives a table, not one number. Build a program and FieldMarshal gives you the exact interval for your rotation from the label line, so you can verify it.
Build a program →Can I tank-mix Willowood Sulfen Imaz?
It depends on your target weeds, crop stage, and which partners the label approves. Build a program and FieldMarshal checks the label for approved partners and gives the condition on each, so you can verify it.
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Sources
Last updated 2026-07-14.