Herbicide label
Thistrol
Thistrol (EPA 71368-5) is a Group 4 mcpb herbicide labeled for 2 crops. The label lists 6 controlled weeds, plus partial-control, suppression, and partner-control categories.
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Thistrol label facts
- Product Thistrol
- EPA Reg. No. 71368-5
- Registrant Nufarm, Inc.
- Active ingredient mcpb
- MOA group 4
Crops on the Thistrol label
Thistrol 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 Thistrol label
The Thistrol label names 21 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 control6- lambsquarters, common
- morningglory
- pigweed
- smartweed
- sowthistle
- thistle, canada
Suppression
suppression1- bindweed, field
Controls with a tank-mix partner
needs partner14- cocklebur, common
- purslane, common
- ragweed, common
- pepperweed, field
- ragweed, giant
- henbit
- jimsonweed
- marshelder
- sida, prickly
- shepherd's-purse
- velvetleaf
- mustard, wild
- radish, wild
- sunflower, wild
Want the control level for your crop, or to filter 1,700+ labels by any of these weeds? Use the free label filter.
Thistrol 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.
Thistrol FAQ
What weeds does Thistrol control?
The Thistrol label names 21 weeds, including common lambsquarters, morningglory, pigweed, smartweed, sowthistle, and canada thistle. Control varies by crop, rate, and timing.
What crops is Thistrol labeled for?
Thistrol is labeled for 2 crops and uses, including field pea and mint.
What is the active ingredient in Thistrol? Is it a generic?
Thistrol's active ingredient is mcpb (MOA Group 4). Other products list the same active ingredient; rates, formulations, and labeled crops differ — verify each on its own label.
Can I tank-mix Thistrol?
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.