Crossbow Herbicide could injure desirable ornamentals plants. Care should be taken to avid any contact and very carefully spot treat the weeds directly in these areas.
Crossbow Herbicide is not labeled for use on poison hemlock, so we would not recommend it for that application. It is labeled for use on tansy ragwort at the rate of 2 quarts per Acre. Since this is a biennial weed, the recommend timing for best results is when the plants are in the rosette stage.
For poison hemlock control, you will usually need a product with more 2,4-D. Opti-Amine 2,4-D is labeled for use on poison hemlock.
Crossbow Herbicide is not labeled specifically for palmetto or palm bushes, however it should work well to stop new growth if you cut the plants down and then apply Crossbow directly to the freshly cut stumps. Depending on how large the plants are, you may still need to physically dig up or grind down large stumps.
Helena Crossbow Herbicide cannot be applied in or around ornamental beds. Lontrel Turf and Ornamental Herbicide is the only product we have that can be applied in ornamental plants for clover.
Helena Crossbow Herbicide is labeled to be used on rangeland, permanent grass pastures, CRP, fence rows, non-irrigation ditchbanks, roadsides, other non-crop areas, and industrial sites. This cannot be used on pastures for human consumption. Please view the Grazing and Haying Restrictions Section of the product label for more information.
Once Helena Crossbow Herbicide is mixed, it will be white and kinda foamy.
Crossbow Specialty Herbicide is a non-selective post-emergent herbicide that controls most unwanted woody plants, perennial and annual broad-leaf weeds and grasses as indicated on our product page and on the product label instructions. The mixing instructions are in the booklet under the peel-off label.
Generally, it could take between 7-14 days for plants to wilt or die when using Crossbow Herbicide. It is not labeled to control rush grass, however. It is recommended that you use at least two days before mowing or two days after mowing.
Helena Crossbow Herbicide is not labeled for juncus effusus also known as common rush or green bull rush. The 2,4D Amine Herbicide is labeled for rush control in pastures, but you will want to review the Product Label to be sure it meets all of your needs for your treatment area and use. The suggested rates are 2 quarts per acre with a surfactant used at roughly 1 quart per 100 gallons of water per acre. You can read more about Rush control on this article from NC State.
The Helena Crossbow Herbicide does not state anywhere on its product label, or its SDS (safety data sheet) that it contains iron oxides or any form of iron. You should be safe to use this on your artificial turf lawn, but if you have further questions you can reach the manufacturer directly at 901-761-0050.
Crossbow Herbicide can typically control any woody brush type plants such as ivy, briars, trees, and many weeds. While not labeled to control the other plants you mentioned, its very highly likely it would also kill those if it was sprayed on them or if it got into their root system. If these are desirable plants you want to not harm, we would not recommend using the Crossbow near them.
Helena Crossbow Herbicide is very oily, so you want to be sure that you are not leaving any product in the sprayer for more than about 24 hours and that you are cleaning your sprayer thoroughly after each use.
Any of the hand pump sprayers that we sell can be used to apply this and other herbicides, just be sure that you always clean the sprayer between uses and let it air dry completely before storing.
Helena Crossbow Herbicide is labeled to kill many broadleaf weeds, poison oak, woody brush, etc. Please check the product label for the specific Trifoliate plant you are targeting.
Correct, the replanting time will be considerably longer for vegetables for human consumption when using Helena Crossbow Herbicide as it is not labeled to be used around them and traces can persist in the soil for up to 2 years.
Helena Crossbow Herbicide could kill or at least suppress horseradish plants however, it is not labeled specifically for this application. Horseradish can be prolific quite easily, so it is best to dig out the plants each year, being careful to get every possible root you can so that there are no remaining fragments that can grow into new plants.
The Crossbow is not safe to use around hibiscus or other desirable ornamental plants, and can last up to 12 months in the soil and inhibit seed germination or plant growth. If you feel like the horseradish has invaded the area badly, then you could transplant the hibiscus but just be aware that you will need to be careful not to take any of the horseradish roots to a new location.
Helena Crossbow Herbicide is not labeled to be used on turfgrass or lawns for weed control as it can injure the turfgrass. Also, this product is not intended to be used in a hose end sprayer like the Ortho Dial N Spray Hose End Sprayer and should be applied using a handpump sprayer, backpack sprayer or pull behind sprayer.
Please review our How to Treat for Wild Violet Treatment Guide for herbicide recommendations for treating wild violets.
Yes, the magnolia could absorb the Helena Crossbow Herbicide once applied as it stays in the soil for up to 1 year.
No, Helena Crossbow Herbicide is not labeled for witchgrass.
No, Helena Crossbow Herbicide is herbcide labeled for woody plants and brush. This is not an insecticide that will armyworms or other insects. Bifen IT is a popular choice for tent caterpillars aka armyworms and applied at the mix rate of 0.5 fl oz to 1 fl oz per gallon of water.
Per the Bifen IT product label to treat for armyworms: Directly spray the plant foliage and nest. The larvae are usually easy to contact if spraying is done in the late morning when the larvae congregate on the tent surface to warm in the sun. Mechanical control is also helpful with this pest. The egg masses are easy to spot after the leaves have dropped in the fall. Simply clip off and crush or drop into a bucket of soapy water.
