Herbicide label

SUPERWHAM! CA

SUPERWHAM! CA (EPA 70506-359) is a Group 5 propanil herbicide labeled for 1 crops. The label lists 23 controlled weeds, plus partial-control, suppression, and partner-control categories.

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Official EPA label (PDF)

“Relative Humidity: SUPERWHAM! CA is a contact herbicide; therefore, herbicidal activity is affected by humidity.”

— SUPERWHAM! CA EPA label, Reg. No. 70506-359

SUPERWHAM! CA label facts

Crops on the SUPERWHAM! CA label

SUPERWHAM! CA is labeled for these 1 crops and uses, per the EPA label.

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Weeds on the SUPERWHAM! CA label

The SUPERWHAM! CA label names 23 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 control23
  • barnyardgrass, common
  • bulrush, rice field
  • cockspur, gulf
  • coffeeweed
  • crabgrass
  • croton
  • dock, curly
  • eclipta
  • foxtail
  • goosegrass
  • groundcherry
  • indigo, curly
  • mexicanweed
  • millet, texas
  • morningglory
  • paragrass
  • pigweed
  • ammannia, purple
  • sicklepod
  • signalgrass, broadleaf
  • smartweed
  • spearhead
  • umbrella plant, smallflower

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SUPERWHAM! CA 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.

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SUPERWHAM! CA FAQ

What weeds does SUPERWHAM! CA control?

The SUPERWHAM! CA label names 23 weeds, including common barnyardgrass, rice field bulrush, gulf cockspur, coffeeweed, crabgrass, and croton. Control varies by crop, rate, and timing.

What crops is SUPERWHAM! CA labeled for?

SUPERWHAM! CA is labeled for 1 crops and uses, including rice.

What is the active ingredient in SUPERWHAM! CA? Is it a generic?

SUPERWHAM! CA's active ingredient is propanil (MOA Group 5). Other products list the same active ingredient; rates, formulations, and labeled crops differ — verify each on its own label.

Can I tank-mix SUPERWHAM! CA?

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.