Herbicide label

Broclean Herbicide Label

Broclean (EPA 34704-891) is a Group 6 bromoxynil herbicide labeled for 16 crops. The label lists 51 controlled weeds, plus partial-control, suppression, and partner-control categories.

“Broclean herbicide contains the active ingredient bromoxynil.”

— Broclean EPA label, Reg. No. 34704-891

Broclean label facts

Crops on the Broclean label

Broclean is labeled for these 16 crops and uses, per the EPA label.

Weeds on the Broclean label

The Broclean label names 71 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 control51
  • sowthistle, annual
  • nightshade, black
  • mustard, blue
  • starbur, bristly
  • fiddleneck
  • cocklebur, common
  • lambsquarters, common
  • tarweed, common
  • nightshade, cutleaf
  • nightshade, eastern black
  • pennycress, field
  • smartweed, green
  • nightshade, hairy
  • jimsonweed
  • ladysthumb
  • sage, lanceleaf
  • smartweed, pennsylvania
  • pepperweed
  • shepherd's-purse
  • nightshade, silverleaf
  • buckwheat, tartary
  • sunflower
  • buckwheat, wild
  • buffalobur
  • burcucumber
  • groundsel, common
  • ragweed, common
  • chamomile, corn
  • gromwell, corn
  • cockle, cow
  • ragweed, giant
  • sesbania, hemp
  • morningglory, ivyleaf
  • knawel
  • kochia
  • rocket, london
  • mayweed
  • morningglory, pitted
  • knotweed, prostrate
  • puncturevine
  • pigweed, redroot
  • thistle, russian
  • pigweed, spiny
  • morningglory, tall
  • waterhemp, common
  • mustard, tumble
  • velvetleaf
  • mallow, venice
  • mustard, wild
  • radish, wild
  • starthistle, yellow

Suppression

suppression1
  • thistle, canada

Controls with a tank-mix partner

needs partner19
  • morningglory, entireleaf
  • horseweed
  • morningglory, palmleaf
  • pokeweed, common
  • sida, prickly
  • morningglory, purple
  • morningglory, smallflower
  • pigweed, smooth
  • spurge, toothed
  • devilsclaw
  • henbit
  • mustard, tansy
  • chickweed
  • filaree, broadleaf
  • dogfennel
  • wild oats
  • foxtail, green
  • ryegrass, annual
  • bindweed, field

Broclean 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.

Broclean FAQ

What weeds does Broclean control?

The Broclean label names 71 weeds, including annual sowthistle, black nightshade, blue mustard, bristly starbur, fiddleneck, and common cocklebur. Control varies by crop, rate, and timing.

What crops is Broclean labeled for?

Broclean is labeled for 16 crops and uses, including field corn, wheat, barley, sorghum, and alfalfa.

What is the active ingredient in Broclean? Is it a generic?

Broclean's active ingredient is bromoxynil (MOA Group 6). 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.