What is the best herbicide for corn?
What is the best herbicide for corn?
Glyphosate (Roundup) and glufosinate (Liberty) are two effective options to manage volunteer corn, but many corn hybrids contain resistance traits for one or both of these herbicides. As with other weeds, controlling emerged volunteer corn at planting to ensure a weed-free start is critical.
What herbicides are used on corn?
Several different types of herbicides are appropriate for use before you plant the corn, including, glyphosate, S-metolachlor and alachlor. Glyphosate is a common ingredient in many commercial weed killers and can be used with a nonionic surfactant, applied directly to the emerged weed.
How do you use atrazine on corn?
Atrazine can be applied to the soil surface either before or after planting, incorporated into the soil prior to planting, or sprayed on corn and weeds, postemergence.
Will atrazine hurt tall corn?
These herbicides, like all corn herbicides, work better when tankmixed with atrazine. Unfortunately, for corn that is over 12 inches tall, that is no longer an option.
Can you spray sweet corn with atrazine?
“Atrazine is the single most widely used herbicide in sweet corn, applied to fields before crop emergence, after crop emergence, or at both times,” Williams said. “Manufacturers of many of the other herbicides recommend tank-mixing with atrazine to increase their products’ effectiveness.”
Can you spray 2,4-D on corn?
Corn is most sensitive to 2,4-D when the herbicide is present in the water that is initially imbibed by the seed, this is why 2,4-D can be applied shortly after planting. 2,4-D is a valuable tool in no-till systems, but it must be used properly to manage the risk of crop injury.
What do you spray on corn after planting?
Selective Weed Killer After Planting
- Use a selective broadleaf weed killer containing 2,4 D on weeds in your corn patch.
- Spray carefully, to apply as little herbicide to the corn as possible.
- Spray when temperatures are between 40 and 95 degrees Fahrenheit, for best results.
- Spray on dry, windless days.
How much Atrazine do I use on an acre of corn?
*Atrazine applications for corn are restricted to a maximum of 2.5 pounds active ingredient per acre (lb. ai/A) per calendar year. In addition, there is a per-application maximum of no more than 1.6 or 2 lb.
Can you spray atrazine over corn?
It is extremely important to note that atrazine and atrazine-containing products can only be applied on corn up to 12 inches in height.
How much atrazine do I use on an acre of corn?
How do you mix atrazine for corn?
Atrazine is a fantastic herbicide; you can mix it, at 1 quart or 1.5 quarts, with Capreno plus Roundup or Halex GT. That’s a broad spectrum program that’ll take care of a lot of difficult-to-control weeds.
What can I use instead of atrazine?
Other herbicides, such as Sharpen (saflufenacil), Callisto (mesotrione), and Equip (foramsulfuron+iodosulfuron), have been developed as alternatives to atrazine.
Can atrazine be used on sweet corn?
Can you spray atrazine on standing corn?
It is extremely important to note that atrazine and atrazine-containing products can only be applied on corn up to 12 inches in height. Most of the corn in the state is now past this stage, so other herbicide options will have to be utilized.
Can you spray atrazine on corn?