Herbicide label
Testify
Testify (EPA 7969-279-1381) is a Group 14 and 15 dimethenamid-p and saflufenacil herbicide labeled for 8 crops. The label lists 95 controlled weeds, plus partial-control, suppression, and partner-control categories.
Build the herbicide program for your field
Tell FieldMarshal your crop, weeds, and rotation. Get back a complete program, products, rates, plant-back, and tank-mix, with every line checked against the label so you can verify it yourself.
Built from 1,700+ EPA herbicide labels and 49 state weed-control guides. Made for crop advisors and growers.
Free to create your account. Every line references the label, so you can check it against the source.
“Testify is a selective residual preemergence herbicide for controlling most annual grass weeds, annual broadleaf weeds, and sedges in field corn, popcorn, pro- cessing sweet corn, grain sorghum, and soybean (refer to **Table 1** for a list of weeds controlled preemergence).”
Testify label facts
- Product Testify
- EPA Reg. No. 7969-279-1381
- Distributor WinField Solutions, LLC
- Active ingredient dimethenamid-p and saflufenacil
- MOA group 14 and 15
Crops on the Testify label
Testify is labeled for these 8 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 Testify label
The Testify label names 108 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 control95- amaranth, palmer
- amaranth, powell
- barnyardgrass, common
- bedstraw, catchweed
- beggarticks, hairy
- beggarweed, florida
- bindweed, field
- bluegrass, annual
- bluegrass, roughstalk
- brome, california
- brome, downy
- buckwheat, wild
- buffalobur
- volunteer canola
- carpetweed
- mayweed, chamomile
- chickweed, common
- cocklebur, common
- copperleaf, virginia
- cotton, volunteer
- cowcockle
- crabgrass, large
- crabgrass, smooth
- cupgrass, southwestern
- dandelion
- eveningprimrose, cutleaf
- falseflax, smallseed
- rattail fescue
- flatsedge, rice
- fleabane, hairy
- flixweed
- foxtail, giant
- foxtail, green
- foxtail, yellow
- galinsoga, smallflower
- goosegrass
- groundcherry, cutleaf
- groundsel, common
- hawksbeard, narrowleaf
- poison hemlock
- horseweed
- jimsonweed
- knotweed, prostrate
- kochia
- ladysthumb
- lambsquarters, common
- lambsquarters, narrowleaf
- prickly lettuce
- mallow, common
- mallow, little
- mallow, venice
- morningglory, entireleaf
- morningglory, ivyleaf
- morningglory, pitted
- morningglory, tall
- mustard, black
- mustard, tumble
- mustard, wild
- nettle, burning
- nightshade, black
- nightshade, cutleaf
- nightshade, eastern black
- nightshade, hairy
- panicum, fall
- parthenium
- pennycress, field
- pigweed, prostrate
- pigweed, redroot
- pigweed, smooth
- pigweed, tumble
- puncturevine
- purslane, common
- pusley, florida
- ragweed, common
- ragweed, giant
- red rice
- rocket, london
- ryegrass, italian
- sesbania, hemp
- shepherd's-purse
- sida, prickly
- smartweed, pennsylvania
- sowthistle, annual
- sowthistle, spiny
- spurge, nodding
- spurge, spotted
- starbur, bristly
- sunflower, annual
- tansymustard, pinnate
- thistle, canada
- thistle, russian
- velvetleaf
- waterhemp, common
- willowweed
- witchgrass
Suppression
suppression19- bindweed, field
- burcucumber
- chickweed, common
- cupgrass, woolly
- dandelion
- devil's-claw
- eclipta
- filaree, redstem
- henbit
- johnsongrass
- millet, wild-proso
- nutsedge, yellow
- panicum, texas
- puncturevine
- pusley, florida
- sandbur
- shattercane
- signalgrass, broadleaf
- thistle, canada
Want the control level for your crop, or to filter 1,700+ labels by any of these weeds? Use the free label filter.
Testify 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 IA, MN, ND, NE, SD, and WI.
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.
Testify FAQ
What weeds does Testify control?
The Testify label names 108 weeds, including palmer amaranth, powell amaranth, common barnyardgrass, catchweed bedstraw, hairy beggarticks, and florida beggarweed. Control varies by crop, rate, and timing.
What crops is Testify labeled for?
Testify is labeled for 8 crops and uses, including field corn, soybeans, sorghum, corn silage, and seed corn.
What is the active ingredient in Testify? Is it a generic?
Testify's active ingredient is dimethenamid-p and saflufenacil (MOA Group 14 and 15). 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 Testify?
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 Testify?
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.
Build a program →Plan in minutes, not hours.
Start with Testify and let FieldMarshal build a defensible herbicide program for your field, every product, rate, and plant-back cross-referenced and checked against the label.
Free account and label filter. Building a program is paid, metered by use, so you pay only for what you build.
Sources
Last updated 2026-07-14.