Herbicide label
Tapout Herbicide Label
Tapout (EPA 5905-578) is a Group 1 clethodim herbicide labeled for 25 crops. The label lists 54 controlled weeds, plus partial-control, suppression, and partner-control categories.
Tapout label facts
- Product Tapout
- EPA Reg. No. 5905-578
- Registrant Helena Agri-Enterprises, LLC, d/b/a Helena Chemical Comp
- Active ingredient clethodim
- MOA group 1
Crops on the Tapout label
Tapout is labeled for these 25 crops and uses, per the EPA label.
Weeds on the Tapout label
The Tapout label names 57 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 control54- barnyardgrass, common
- bentgrass
- bermudagrass
- bluegrass, annual
- bluegrass, kentucky
- bluegrass, roughstalk
- brome, california
- brome, cheat
- brome, downy
- brome, ripgut
- canarygrass
- corn, field
- corn, volunteer
- crabgrass, hairy
- crabgrass, large
- crabgrass, smooth
- crabgrass, southern
- crowfootgrass
- cupgrass, southwestern
- cupgrass, woolly
- panicum, fall
- fescue, tall
- foxtail barley
- foxtail, giant
- foxtail, green
- foxtail, yellow
- goosegrass
- grain sorghum, volunteer
- rhizome johnsongrass
- johnsongrass, seedling
- junglerice
- lovegrass species
- foxtail, millet
- millet, wild-proso
- muhly, wirestem
- oats
- wild oats
- orchardgrass
- quackgrass
- rabbitsfootgrass
- red rice
- rye, volunteer
- ryegrass, hardy
- ryegrass, italian
- sandbur, field
- shattercane
- signalgrass, broadleaf
- sprangletop, amazon
- sprangletop, bearded
- sprangletop, mexican
- sprangletop, red
- panicum, texas
- volunteer wheat
- witchgrass
Suppression
suppression2- annual and perennial grasses exceeding labeled control height
- fescue, tall seed-heads
Controls with a tank-mix partner
needs partner1- volunteer cereals
Tapout 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.
Tapout FAQ
What weeds does Tapout control?
The Tapout label names 57 weeds, including common barnyardgrass, bentgrass, bermudagrass, annual bluegrass, kentucky bluegrass, and roughstalk bluegrass. Control varies by crop, rate, and timing.
What crops is Tapout labeled for?
Tapout is labeled for 25 crops and uses, including field corn, soybeans, cotton, sunflower, and potato.
What is the active ingredient in Tapout? Is it a generic?
Tapout's active ingredient is clethodim (MOA Group 1). 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.