Herbicide label
Tahoe 3A
Tahoe 3A (EPA 228-520) is a Group 4 triclopyr herbicide labeled for 1 crops. The label lists 12 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.
“This product is a postemergence systemic herbicide for the control of certain broadleaf weeds in rice (including ratoon rice).”
Tahoe 3A label facts
- Product Tahoe 3A
- EPA Reg. No. 228-520
- Registrant Nufarm Americas, Inc.
- Active ingredient triclopyr
- MOA group 4
Crops on the Tahoe 3A label
Tahoe 3A is labeled for these 1 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 Tahoe 3A label
The Tahoe 3A label names 12 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 control12- alligatorweed
- cocklebur, common
- dayflower
- eclipta
- flatsedge, rice
- sesbania, hemp
- water hyssop
- jointvetch spp.
- morningglory
- ammannia, purple
- sicklepod
- texasweed
Want the control level for your crop, or to filter 1,700+ labels by any of these weeds? Use the free label filter.
Tahoe 3A 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, the rotational crop, and your state or region.
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.
Tahoe 3A FAQ
What weeds does Tahoe 3A control?
The Tahoe 3A label names 12 weeds, including alligatorweed, common cocklebur, dayflower, eclipta, rice flatsedge, and hemp sesbania. Control varies by crop, rate, and timing.
What crops is Tahoe 3A labeled for?
Tahoe 3A is labeled for 1 crops and uses, including rice.
What is the active ingredient in Tahoe 3A? Is it a generic?
Tahoe 3A's active ingredient is triclopyr (MOA Group 4). 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 Tahoe 3A?
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 Tahoe 3A?
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 Tahoe 3A 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.