If broadleaf weeds are crowding your pasture, a ditch bank or the edge of your crop ground, Weedar 64 is a 2,4-D amine built for that job. It is a low-volatile formulation, which matters most when a garden or a cotton field sits downwind. It mixes readily and forms a true solution, so it stays evenly mixed in the tank.
Broadleaf weeds compete with grass for water, light and space, and in pasture they can crowd out the forage your animals graze. The formulation is sequestered to 1,500 ppm water hardness, so hard water is less of a problem in the sprayer.
Highlights
- Low-volatile 2,4-D amine in a DMA-4 formulation
- Forms a true solution, so the tank stays uniform
- Sequestered to 1,500 ppm water hardness
- Broadleaf control in pasture, rangeland, ditch banks and fence rows
| Active ingredient | 2,4-D amine (46.8%) |
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| Formulation | DMA-4 amine |
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| Herbicide type | Broad-spectrum broadleaf phenoxy |
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| Volatility | Low-volatile formulation |
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| Mixing | Readily soluble, forms a true solution |
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| Use sites | Cereal grains, corn, sorghum, rice, sugarcane, pasture and rangeland, ditch banks, non-cropland, tree injection, aquatic weeds, tree fruit and nut crops |
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| EPA Reg. No. | 71368-1 |
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Why choose a low-volatile 2,4-D amine
Ester forms of 2,4-D can vaporize on a warm day and drift onto crops that were never the target. Cotton, grapes and tomatoes are injured by small amounts of vapor. A low-volatile amine is the better pick when a sensitive crop is close by, though the drift and temperature rules still apply.
How to use it
Read and follow the directions in full, and choose the rate for the site and the weed. Spray while musk thistle and other biennials are in the seedling to rosette stage, before flower stalks show. Use the lower rate in spring rosette stage and the higher rate in fall or after flower stalks form.
- Pasture and rangeland: up to 2 pints per acre for annual broadleaves, and 2 to 4 pints per acre for biennial and perennial broadleaves.
- Do not apply to bentgrass, alfalfa, clover or other legumes, and wait until newly seeded grass is well established.
- No more than 2 applications a year, at least 30 days apart, and no more than 8 pints per acre per year.
- Do not cut forage for hay within 7 days of application.
Good to know
- Do not apply at wind speeds above 15 mph, and spray only when the wind carries the spray onto the target and no homes, water, wildlife habitat or nontarget crops lie within 250 feet downwind.
- Below 3 mph of wind, check for a temperature inversion and do not spray into one.
- Adding oil, a wetting agent or another surfactant can raise weed control, but it can also reduce crop selectivity, so add one only when the directions call for it.
About Nufarm
Nufarm sells crop protection products in more than 100 countries. Its North American headquarters is in Alsip, Illinois, and its Greenville, Mississippi plant supplies herbicides across the Southern tier of the U.S.
Cautions
DANGER / PELIGRO Corrosive. Causes irreversible eye damage. Harmful if swallowed. Do not get in eyes, on skin or on clothing. Wash thoroughly with soap and water after handling and before eating, drinking, chewing gum, using tobacco, or using the toilet.
This pesticide is toxic to fish and aquatic invertebrates and may adversely affect non-target plants. Do not apply directly to water, or to areas where surface water is present, or to intertidal areas below the mean high water mark.
Do not enter or allow worker entry into treated areas during the restricted-entry interval (REI) of 48 hours.
Have it on hand before broadleaf weeds push into pasture and crop ground.