Herbicide label

Solve MCPA Ester Herbicide Label

Solve MCPA Ester (EPA 42750-25) is a Group 4 mcpa herbicide labeled for 6 crops. The label lists 18 controlled weeds, plus partial-control, suppression, and partner-control categories.

Solve MCPA Ester label facts

Crops on the Solve MCPA Ester label

Solve MCPA Ester is labeled for these 6 crops and uses, per the EPA label.

Weeds on the Solve MCPA Ester label

The Solve MCPA Ester label names 32 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 control18
  • beggarticks
  • cocklebur, common
  • dragonhead mint
  • goatsbeard
  • hempnettle
  • lambsquarters
  • marshelder
  • mustards, annual
  • peppergrass, field
  • poison hemlock
  • puncturevine
  • radish, wild
  • ragweed, giant
  • rocket, yellow
  • shepherd's-purse
  • sowthistle, annual
  • stinkweed
  • wintercress

Partial control

partial14
  • buttercup
  • chervil
  • dandelions
  • kochia
  • miner's lettuce
  • pigweed, russian
  • plantain
  • purslane
  • sowthistle, perennial
  • stinging nettle
  • sunflower
  • thistle, canada
  • vetch
  • whitetop

Solve MCPA Ester 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.

Solve MCPA Ester FAQ

What weeds does Solve MCPA Ester control?

The Solve MCPA Ester label names 32 weeds, including beggarticks, common cocklebur, dragonhead mint, goatsbeard, hempnettle, and lambsquarters. Control varies by crop, rate, and timing.

What crops is Solve MCPA Ester labeled for?

Solve MCPA Ester is labeled for 6 crops and uses, including wheat, barley, durum wheat, oats, and cereal rye.

What is the active ingredient in Solve MCPA Ester? Is it a generic?

Solve MCPA Ester's active ingredient is mcpa (MOA Group 4). Other products list the same active ingredient; rates, formulations, and labeled crops differ — verify each on its own label.

Sources

Last updated 2026-09-17.