Herbicide label
PETRA MOC Herbicide Label
PETRA MOC (EPA 89168-60-91395) is a Group 14 and 15 metolachlor and sulfentrazone herbicide labeled for 5 crops. The label lists 44 controlled weeds, plus partial-control, suppression, and partner-control categories.
“Following the application of *PETRA MOC* to soil, germinating seeds and seedlings take up *PETRA MOC* from the soil solution. The amount of *PETRA MOC* in soil solution available for weed uptake is determined primarily by soil type, soil organic matter and soil pH.”
PETRA MOC label facts
- Product PETRA MOC
- EPA Reg. No. 89168-60-91395
- Distributor Altitude Crop Innovations, LLC.
- Active ingredient metolachlor and sulfentrazone
- MOA group 14 and 15
Crops on the PETRA MOC label
PETRA MOC is labeled for these 5 crops and uses, per the EPA label.
Weeds on the PETRA MOC label
The PETRA MOC label names 47 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 control44- amaranth, palmer
- barnyardgrass, common
- panicum, fall
- foxtail, giant
- foxtail, green
- foxtail, yellow
- kochia
- lambsquarters, common
- morningglory, ivyleaf
- morningglory, tall
- nightshade, black
- nightshade, eastern black
- pigweed, redroot
- thistle, russian
- waterhemp, common
- witchgrass
- amaranth, spiny
- amaranth, spleen
- signalgrass, broadleaf
- copperleaf, hophornbeam
- crabgrass
- crowfootgrass
- cupgrass, prairie
- cupgrass, southwestern
- pusley, florida
- foxtail, robust
- foxtail, bristly
- goosegrass
- groundcherry, cutleaf
- galinsoga, hairy
- morningglory, entireleaf
- morningglory, palmleaf
- morningglory, pitted
- morningglory, purple
- morningglory, red
- morningglory, scarlet
- morningglory, smallflower
- pigweed, spiny
- sida, prickly
- smartweed, pennsylvania
- star of bethlehem
- panicum, texas
- dayflower, benghal
- pigweed, smooth
Suppression
suppression3- nutsedge, purple
- nutsedge, yellow
- sedge, annual
PETRA MOC 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.
PETRA MOC FAQ
What weeds does PETRA MOC control?
The PETRA MOC label names 47 weeds, including palmer amaranth, common barnyardgrass, fall panicum, giant foxtail, green foxtail, and yellow foxtail. Control varies by crop, rate, and timing.
What crops is PETRA MOC labeled for?
PETRA MOC is labeled for 5 crops and uses, including soybeans, sunflower, cowpea, field pea, and chickpea.
What is the active ingredient in PETRA MOC? Is it a generic?
PETRA MOC's active ingredient is metolachlor and sulfentrazone (MOA Group 14 and 15). 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.