Herbicide label
Volta Herbicide Label
Volta (EPA 83100-9-83979) is a Group 2 thifensulfuron herbicide labeled for 10 crops. The label lists 57 controlled weeds, plus partial-control, suppression, and partner-control categories.
Volta label facts
- Product Volta
- EPA Reg. No. 83100-9-83979
- Distributor Rotam North America, Inc.
- Active ingredient thifensulfuron
- MOA group 2
Crops on the Volta label
Volta is labeled for these 10 crops and uses, per the EPA label.
Weeds on the Volta label
The Volta label names 69 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 control57- annual knawel
- sowthistle, annual
- mustard, black
- wallflower, bushy
- carolina geranium
- fiddleneck
- buckwheat, common
- chickweed, common
- groundsel, common
- lambsquarters, common
- chamomile, corn
- spurry, corn
- cress, mouse-ear
- dock, curly
- chamomile, false
- pennycress, field
- flixweed
- smartweed, green
- kochia
- ladysthumb
- rocket, london
- mallow, little
- marshelder
- miner's lettuce
- chickweed, mouseear
- smartweed, pennsylvania
- knotweed, prostrate
- redmaids
- pigweed, redroot
- thistle, russian
- chamomile/mayweed, scentless
- shepherd's-purse
- buttercup, smallflower
- mayweed, stinking
- dogfennel
- swinecress
- fiddleneck, tarweed
- mustard, tumble
- mustard, Jim Hill
- lentil, volunteer
- pea, volunteer
- sunflower
- buckwheat, wild
- chamomile, wild
- garlic, wild
- mustard, wild
- smartweed, annual
- lambsquarters
- pigweed
- pigweed, rough redroot
- pigweed, other species
- velvetleaf
- jimsonweed
- nightshade, black
- nightshade, eastern black
- nightshade, hairy
- waterhemp, common
Partial control
partial9- cocklebur, common
- mallow, common
- sunflower, annual
- eveningprimrose, cutleaf
- henbit
- prickly lettuce
- tansymustard
- radish, wild
- sunflower, wild
Controls with a tank-mix partner
needs partner4- sunflower, volunteer (SU/IMI tolerant)
- cocklebur, common
- corn, volunteer
- shattercane
Volta 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.
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 and the rotational crop.
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.
Volta FAQ
What weeds does Volta control?
The Volta label names 69 weeds, including annual knawel, annual sowthistle, black mustard, bushy wallflower, carolina geranium, and fiddleneck. Control varies by crop, rate, and timing.
What crops is Volta labeled for?
Volta is labeled for 10 crops and uses, including field corn, soybeans, wheat, cotton, and canola.
What is the active ingredient in Volta? Is it a generic?
Volta's active ingredient is thifensulfuron (MOA Group 2). Other products list the same active ingredient; rates, formulations, and labeled crops differ — verify each on its own label.
Sources
Last updated 2026-09-30.