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Pramitol 25E Herbicide
Pramitol 25E Herbicide is a pre and post-emergent herbicide used to kill various weeds and woody plants to establish bare ground.
09/18/25
Pramitol 25E Herbicide, manufactured by Control Solutions Inc., is a non-selective bare-ground herbicide that uses the active ingredient prometon to kill various weeds through foliar and root contact.
This product is ideal for construction sites along roadways, industrial sites, and other areas where complete vegetation elimination is needed. Pramitol 25E Herbicide is sprayed on the ground around targeted weeds so it can be absorbed into the soil to the roots.
Pramitol 25E Herbicide is a soil sterilant preventing plants and weeds from growing for up to 1 year in treated areas.
Tools Needed
You will need a handheld pump sprayer, backpack sprayer, handheld pump sprayer, or skid sprayer is needed.
We recommend using a backpack or pump sprayer for spot treatments and small areas.
How to Use
- Step 1: Determine how much Pramitol 25E Herbicide to use by measuring the square footage of the treatment area. To do this, measure the length and width of the treatment area in feet, then multiply them together (length X width = square footage). Spot treatments in small areas should be done at a rate of 1/2 to 7/8 pt. of Pramitol 25E in 1 gallon of water to cover 500 square feet. If you have a 1,500-square-foot area to be treated, you need at least 1.5 pts. of Pramitol mixed with 3 gallons of water.
- Step 2: Add half the required amount of water to the spray tank of your application equipment, followed by the correct amount of Pramitol 25E. Add the rest of the necessary amount of water and mix well.
- Step 3: Apply the Pramitol 25E Herbicide mixture to the target areas, preferably on a fan spray nozzle setting. Make applications close to the ground. Pramitol 25E works better when it reaches the roots, even though some results occur from it touching the foliage.
- Step 4: When completing the application, you must water the area to activate the product. Pramitol 25E Herbicide will not become active in killing weeds on treated areas until the ground is watered right after making applications with at least 1/4" inches of water or if applications of the product are made right before rainfall.
Where to Use
Pramitol 25E Herbicide is formulated for industrial sites and non-cropland areas. It can be applied under asphalt and in places where asphalt will be poured. It is ideal for construction sites along fence lines, farm buildings, and lumberyards. However, it should only be used on land where total vegetation control is needed.
Do not apply this product in a residential setting.
When to Use
This product can be applied before or up to 3 months after targeted weeds appear. Before making an application, make sure weeds are not taller than 4 inches and that weather conditions are right. For best results, we recommend making applications before rainfall to ensure the solution seeps into the ground and reaches the root systems of the unwanted vegetation.
In arid areas where deep-rooted perennials are a problem, the best results can be obtained by making the application from midsummer through late fall or before the rainy season.
Pramitol 25E Herbicide can be applied before asphalt is poured on right-of-ways. Do not apply when wind speed is up to 10 miles per hour. For maximum results, apply to areas where perennials with deep roots grow from mid-summer through late fall or right before the rainy season begins.
Safety Information
Pramitol 25E Herbicide is safe to use around pets and children when applied according to product label instructions. Always wear the proper personal protective equipment (PPE) when mixing and applying this product.
Do not enter or allow entry until sprays have dried.
Special Considerations
Pramitol 25E Herbicide is not recommended for use in residential settings. When applying Pramitol 25E Weed Killer to industrial sites, do not make more than one application a year. This does not include making applications under solid or block paving.
Although Pramitol 25E has considerable activity through foliar contact, much of its activity is through roots; therefore, its effectiveness depends on rainfall, moving it into the root zone. Arid soil conditions and lack of sufficient rain may result in poor control. This product will not provide herbicidal action in the treated area unless the application is immediately followed by watering the area with at least 1/4" of water or application of the product just before a rain event sufficient to penetrate the root system of the target vegetation.
Availability | Online |
Restricted Use | No |
Shipping Restrictions | 2.5 Gallon: AK, CA, CO, CT, HI, IN, MI, NY, OR, RI, SC, TX, VT, WA 32 Ounce: AK, CA, CO, CT, HI, IN, MI, NY, OR, RI, SC, VT, WA 1 Gallon: AK, CA, CO, CT, HI, IN, MI, NY, OR, RI, SC, TX, VT, WA |
Brand | CSI |
Keith's Pro Tips | "Pramitol 25E has to make it to the root systems to eliminate targeted weeds effectively. Water treat areas anywhere from 3 to 6 inches to be sure Pramitol 25E penetrates the soil and reaches the roots." |
Product Drawbacks | Pramitol 25E is not ideal to use for eliminating woody plants, trees and brushes. To treat this type of vegetation we recommend using Tebuthiuron 80WG. |
Target Pests | Pramitol 25E is a ground sterilizer and will control all vegetation. Nothing will grow where it is applied for up to 1 year. Pramitol will kill tree roots and is the best grass and weed killer. It is non selective meaning it will kill all vegetation. |
Application Equipment | Backpack Sprayer, Gloves, Hose End Sprayer, Pump Sprayer |
Application Methods | Broadcast Spray, Spot Treatment |
Active Ingredient | Prometon- 25.0% |
Product Type | Herbicide |
Formulation | Emulsifiable Concentrate (EC) |
Application Rate | Application rate can vary, but most applications can be made at a rate of 4 to 10 gallons of Pramitol 25E per acre. For smaller applications, this can be mixed at a rate of 8 to 14 fluid ounces of Pramitol 25E per 1 gallon of water to treat 500 square feet. |
Shelf Life | Pramitol 25E will last for up to 1 to 2 years when stored according to the product label. Store Pramitol 25E in a cool, dry storage area that is above 32 degrees F. |
Yield | 1 quart of Pramitol 25E Herbicide will treat up to 2,500 square feet. 1 gallon treats up to 10,000 square feet. Depending on the conditions of the weather and are where applications are needed, 4 to 10 gallons of Pramitol 25E Weed Killer can be applied to 1 acre. |
Use Sites | Outdoors |
Time to Kill | Results of Pramitol 25E Herbicide will appear with 1 to 2 weeks of the initial application. The kill time depends on the density of the weeds and the amount of saturation that is in the soil. |
Comparable Products | Pramitol 5PS |
Incompatible Home Siding | Brick, Hardie Plank, Stone Veneer, Stucco, Wood, Vinyl |
EPA Registration # | 66222-22 |
Restricted Use | No |
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Shipping Restrictions | AK, CA, CO, CT, HI, IN, MI, NY, OR, RI, SC, TX |
Availability | Online |
Signal Word | CAUTION |
Keith's Pro Tip | "Pramitol 25E has to make it to the root systems to eliminate targeted weeds effectively. Water treat areas anywhere from 3 to 6 inches to be sure Pramitol 25E penetrates the soil and reaches the roots." |
Time to Kill | Results of Pramitol 25E Herbicide will appear with 1 to 2 weeks of the initial application. The kill time depends on the density of the weeds and the amount of saturation that is in the soil. |
Chemical Type | Herbicide |
Formulation | Emulsifiable Concentrate (EC) |
Application Methods | Broadcast Spray, Spot Treatment |
Product Drawbacks | Pramitol 25E is not ideal to use for eliminating woody plants, trees and brushes. To treat this type of vegetation we recommend using Tebuthiuron 80WG. |
Active Ingredient | Prometon- 25.0% |
Application Equipment | Backpack Sprayer, Gloves, Hose End Sprayer, Pump Sprayer |
Mix Rate | Application rate can vary, but most applications can be made at a rate of 4 to 10 gallons of Pramitol 25E per acre. For smaller applications, this can be mixed at a rate of 8 to 14 fluid ounces of Pramitol 25E per 1 gallon of water to treat 500 square feet. |
Use Sites | Outdoors |
Yield | 1 quart of Pramitol 25E Herbicide will treat up to 2,500 square feet. 1 gallon treats up to 10,000 square feet. Depending on the conditions of the weather and are where applications are needed, 4 to 10 gallons of Pramitol 25E Weed Killer can be applied to 1 acre. |
EPA Registration No. | 66222-22 |
Shelf Life | Pramitol 25E will last for up to 1 to 2 years when stored according to the product label. Store Pramitol 25E in a cool, dry storage area that is above 32 degrees F. |
Comparable Products | Pramitol 5PS |
Children or pets? | No |
Property Characteristics | None |
*Price does not include freight. We guarantee our rate plus shipping will be less than anyone else's price.