Herbicide label
Nortron SC
Nortron SC (EPA 264-613) is a Group 15 ethofumesate herbicide labeled for 2 crops. The label lists 42 controlled weeds, plus partial-control, suppression, and partner-control categories.
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“Nortron SC Herbicide is a selective herbicide for use in sugar beets, table beets, onion, shallot, and carrot for the control of the weed species listed in the table "WEED SPECIES CONTROLLED.”
Nortron SC label facts
- Product Nortron SC
- EPA Reg. No. 264-613
- Registrant Bayer CropScience, LLC
- Active ingredient ethofumesate
- MOA group 15
Crops on the Nortron SC label
Nortron SC is labeled for these 2 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 Nortron SC label
The Nortron SC label names 46 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 control42- barley
- barnyardgrass, common
- bluegrass, annual
- brome, downy
- buckwheat, wild
- buffalobur
- canarygrass
- chess, soft
- chickweed, common
- crabgrass, large
- rattail fescue
- fiddleneck
- foxtail, green
- foxtail, yellow
- goosefoot, nettleleaf
- groundcherry
- groundsel, common
- henbit
- knotweed, prostrate
- kochia
- ladysthumb
- lambsquarters, common
- prickly lettuce
- mannagrass
- mustard, black
- mustard, wild
- nightshade, black
- nightshade, cutleaf
- nightshade, hairy
- wild oats
- pigweed, prostrate
- pigweed, redroot
- purslane, common
- ragweed, common
- rocket, london
- thistle, russian
- shepherd's-purse
- smartweed, pennsylvania
- sowthistle, annual
- velvetgrass
- vetch
- volunteer wheat
Partial control
partial6- nutsedge, purple
- nutsedge, yellow
- potato, volunteer
- puncturevine
- shepherd's-purse
- sowthistle, annual
Want the control level for your crop, or to filter 1,700+ labels by any of these weeds? Use the free label filter.
Nortron SC 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 CA, ID, NV, OR, and WA.
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.
Nortron SC FAQ
What weeds does Nortron SC control?
The Nortron SC label names 46 weeds, including barley, common barnyardgrass, annual bluegrass, downy brome, wild buckwheat, and buffalobur. Control varies by crop, rate, and timing.
What crops is Nortron SC labeled for?
Nortron SC is labeled for 2 crops and uses, including sugar beet and grass seed.
What is the active ingredient in Nortron SC? Is it a generic?
Nortron SC's active ingredient is ethofumesate (MOA Group 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 Nortron SC?
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 Nortron SC?
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 Nortron SC and let FieldMarshal build a defensible herbicide program for your field, every product, rate, and plant-back cross-referenced and checked against the label.
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Sources
Last updated 2026-07-14.