The mixing ratio of Hi-Yield 2, 4-D Selective for Canadian thistle is 1 gallon per 15 gallons of water. This will treat 1 acre. You will likely have to do more than one treatment with this type of weed.
You should give Hi-Yield 2,4-D Selective Weed Killer a 24 hour drying period, but as long as the product had time to dry before you got rain it would still be effective.
Hi-Yield 2, 4-D Selective Weed Killer will treat for sticker or sand burs. We recommend also to make sure there is an adequate amount of water being applied to your turf as sometimes lack of water can cause sticker bur. Please make sure to follow the product label for application
You should not mow within 2 days of applying Hi-yield 2,4-D Selective Weed Killer for the best results.
Per the product label for Hi-Yield 2, 4-D Selective Weed Killer: In established pastures and rangelands, use 1 gallon of this product in 15 gallons of water per acre per application per site. The preharvest interval (PHI) is 7 days (cut forage for hay).
The product label for the Hi-Yield 2, 4-D Selective Weed Killer does state: Application around a cistern or well may result in contamination of drinking water or groundwater. It would be recommended to keep applications at least 15 feet away from these areas.
Hi-Yield 2, 4-D Selective Weed Killer is a broadleaf herbicide only and will not control crabgrass.
Per the product label for Hi-Yield 2, 4-D Selective Weed Killer: Reseeding of lawns should be delayed following treatment. With Spring application, reseed in the Fall. With Fall application, reseed in Spring.
Unfortunately, we do not carry Shredder Amine 4 however, after reading the label online it is labeled for annual yellow sweet clover only and so is the Hi-Yield 2,4-D Selective Weed Killer. So they both would kill clover that is in a pasture environment as long as it the sweet clover variety. Should it be another variety it most may or may not kill those.
Hi-Yield 2, 4-D Selective Weed Killer can be hazardous to fish.
While the product label for Hi-Yield 2,4-D selective Weed Killer states that St Augustinegrass may be injured by sprays, it is not really labeled to be used for controlling it.
When using Hi-Yield 2, 4-D Selective Weed Killer for chickweed you would mix it at 3 - 4 oz in 1 to 3 gallons of water per 1000 sq. ft. The manufacturer advises to wait a minimum of 30 days after application before allowing animals to graze on the treated area. It they are non-grazing, they would need to be out of the area while spraying and until the product dries completely.
Herbicides such as Hi-Yield 2,4-D that will kill most broadleaf weeds will also kill existing clover. We would recommend just spot treating the areas with undesirable plants and then reseeding with your clover as needed.
2,4-D is only a post-emergent herbicide, so it will only treat the plants that you spray with it. Per the product label on the Hi-Yield 2, 4-D Selective Weed Killer you do not want to make more than 2 applications per year. Fall and spring are the best times to treat.
Hi-Yield 2, 4-D Selective Weed Killer is a selective post emergent herbicide so applications may be continued as long as the weeds are actively growing. We recommend contacting your local co-operative extension office for application times in your region.
The mixing ratio of Hi Yield 2,4-D Selective Weed Killer is 3-4 fl oz per gallon of water. For 4 gallons of water, you will use between 12-16 fl oz.
Once Hi-Yield 2, 4-D Selective Weed Killer is mixed with water, it can remain in the tank for up to 24 hours. If it stays in the sprayer longer than that, it looses it's efficacy because the water will break it down eventually. Also, it should not be used if winds exceed 15 mph.
You can apply a fertilizer at any time after applying Hi-Yield 2,4-D. If the fertilizer needs to be watered in, you will need to wait 24 hours to allow the 2,4-D to fully dry before applying the fertilizer.
Hi-Yield 2,4-D is mainly labeled for broadleaf weeds and will not treat crabgrass. It would be best to know what kind of desirable turf grass you have in the area that needs to be treated, as many of the herbicides that are labeled for crabgrass may also damage several types of turf grass that are common in your area. Please take a look at our Crabgrass Control Guide for more information on treating and preventing this weed.
Pets can usually return to the areas that are treated with Hi-Yield 2, 4-D Selective Weed Killer about 2 hours after the application. You want to make sure that the entire treated area is completely dry before allowing re-entry by any animals.
