Herbicide label

Landmaster BW Herbicide Label

Landmaster BW (EPA 42750-62) is a Group 4 and 9 2,4-d and glyphosate herbicide labeled for 8 crops. The label lists 28 controlled weeds, plus partial-control, suppression, and partner-control categories.

Landmaster BW label facts

Crops on the Landmaster BW label

Landmaster BW is labeled for these 8 crops and uses, per the EPA label.

Weeds on the Landmaster BW label

The Landmaster BW label names 30 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 control28
  • barley
  • barnyardgrass, common
  • brome, downy
  • buffalobur
  • cheat
  • cocklebur, common
  • foxtail
  • foxtail, green
  • foxtail, yellow
  • goatgrass
  • kochia
  • lambsquarters, common
  • prickly lettuce
  • mustard, blue
  • mustard, tansy
  • mustard, tumble
  • wild oats
  • panicum, fall
  • pigweed, redroot
  • pigweed, smooth
  • puncturevine
  • purslane, common
  • cereal rye
  • sandbur
  • stinkgrass
  • thistle, russian
  • volunteer wheat
  • witchgrass

Suppression

suppression2
  • bindweed, field
  • spurge, leafy

Landmaster BW 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.

Landmaster BW FAQ

What weeds does Landmaster BW control?

The Landmaster BW label names 30 weeds, including barley, common barnyardgrass, downy brome, buffalobur, cheat, and common cocklebur. Control varies by crop, rate, and timing.

What crops is Landmaster BW labeled for?

Landmaster BW is labeled for 8 crops and uses, including field corn, wheat, barley, sorghum, and fallow.

What is the active ingredient in Landmaster BW? Is it a generic?

Landmaster BW's active ingredient is 2,4-d and glyphosate (MOA Group 4 and 9). 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.