Crossbow Herbicide should not be applied before a rain, but is rainfast in 6 hours. We recommend applying when rain is not expected within 24 hours of application for best results.
We recommend that you ventilate the area and use a non-combustible absorbent, such as sand or Zorball. Scoop or shovel into suitable chemical waste containers for proper disposal. Do not use water for cleanup.
Crossbow Herbicide is the most popular choice for trumpet vine or trumpet creeper suppression. It is very difficult to completely control this plant with a single herbicide application. Per the product label, use a 1.5% mixture as a conventional basal or dormant stem application.
You will need to wait at least 3 weeks before replanting in areas where Crossbow Herbicide has been applied. This would apply to any plants in pasture or range areas. For any edibles for human consumption, you would need to wait at least 1 year before planting.
Crossbow Herbicide has a mix rate from 1 - 4 gallons per 100 gallons of water. Depending on the target weed and the emulsion strength (1%, 1.5% or 4%) that you are needing for you treatment, you would need 2 to 8 gallons of Crossbow Herbicide to fill your 200 gallon sprayer. Please refer to the Mixing Directions Table on Page 6 of the product label.
The manufacturer of Crossbow Herbicide does state that this product is rainfast in as early as 2 hours after application. It is common for most herbicides to be rainfast in 4-6 hours after application, which is likely why you saw that information given. We apologize for any confusion.
Crossbow Herbicide can be mixed with fuel oil or kerosene when doing a dormant stem or basal trunk treatment.
Like with most liquid concentrates, we recommend that you only mix when you are ready to spray. Crossbow should be used within 24 hours of mixing. You should then rinse your equipment throuoghly. This will also prevent any damage in the long run to your sprayer. The storage shelf life of Crossbow Herbicide is 3-5 years if stored in a area that does not allow the product to freeze or reach over 80 degrees
Crossbow Herbicide is not to be used on bentgrass or newly seeded grass.
If you are wanting a bareground herbicide to kill whatever it is applied to, we would recommed using Pramitol 25E. If you are wanting to treat grassy weeds in ornamental beds and landscaped areas, Grass Out Max is a selective herbicide that can be sprayed without harming desired plants.
Please read all product labels for application rates and instructions.
Yes, Crossbow Herbicide should be effective for wild daisies (oxeye daisy) in established grass fields. You can read more about this noxious plant in this report from UC Davis.
Crossbow Herbicide could affect desirable woody and viney plants that are sprayed with it. You should avoid spraying desirable vines and trees. We suggest spot treating the target plants and spraying when conditions are calm.
Crossbow can be toxic to fish and may be toxic to aquatic invertebrates. We recommend to keep at least a 10-15 foot distance away from the waterways during treatment to protect any aquatic life in that waterway.
For most herbicide applications including Crossbow Hebicide, you want to have no mowing for 2 full days prior to treatment and no mowing for 2 full days after treatment. This will allow the plants to readily absorb the chemical and not be stressed from mowing or reduce the plant surface that the product would be asborbed through.
Per the Crossbow Herbicide SDS, it will cause mild irritation or allergic skin reaction. Take off contaminated clothing. Rinse skin immediately with plenty of water for 15 to 20 minutes. Call a poison control center or doctor for treatment advice.
Crossbow can be used to kill cut buckthorn stumps. Apply immediately after cutting the stump to prevent resprouting.
It is best to apply Crossbow Herbicide when the plants are actively growing, which would be when the temperature is above 55 degress and below 85 degrees. For some viney plants, there are dormant stem applications. Please refer to the product label for your specific needs.
Crossbow Herbicide should kill Glory Bower as it is a woody plant. We cannot gurantee it however because it has not been tested for it. It may be best to spot treat the Shoots with Round up.
You can use Crossbow Herbicide in any area you have weeds that need to be controlled that are listed in use areas on the label. The sun does not have to be hitting the areas you spray in order for the product to work the way its designed as long as the mix rates are followed correctly.
