Herbicide label
K-PAM HL
K-PAM HL (EPA 5481-483) is a metam herbicide labeled for 18 crops. The label lists 14 controlled weeds, plus partial-control, suppression, and partner-control categories.
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K-PAM HL label facts
- Product K-PAM HL
- EPA Reg. No. 5481-483
- Registrant Amvac Chemical Corporation
- Active ingredient metam
- MOA group not classified
Crops on the K-PAM HL label
K-PAM HL is labeled for these 18 crops and uses, per the EPA label.
- field corn
- soybean
- wheat
- cotton
- potato
- peanut
- sugar beet
- barley
- alfalfa
- cereal rye
- durum wheat
- field pea
- mint
- mustard
- radish
- spinach
- sweet potato
- turnip
Need the rate or timing for one of these? Filter every label by your crop, free.
Weeds on the K-PAM HL label
The K-PAM HL label names 15 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 control14- amaranth species
- bermudagrass
- chickweed
- dandelion
- henbit
- johnsongrass
- lambsquarters
- morning-glory, wild
- nightshade, black
- pigweed
- purslane
- ragweed, giant
- watercress
- watergrass
Suppression
suppression1- nutsedge
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K-PAM HL 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 and your soil texture.
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.
K-PAM HL FAQ
What weeds does K-PAM HL control?
The K-PAM HL label names 15 weeds, including amaranth species, bermudagrass, chickweed, dandelion, henbit, and johnsongrass. Control varies by crop, rate, and timing.
What crops is K-PAM HL labeled for?
K-PAM HL is labeled for 18 crops and uses, including field corn, soybeans, wheat, cotton, and potato.
What is the active ingredient in K-PAM HL? Is it a generic?
K-PAM HL's active ingredient is metam. Other products list the same active ingredient; rates, formulations, and labeled crops differ — verify each on its own label.
Can I tank-mix K-PAM HL?
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.