When used as directed it can take up to 30 days to completely kill weeds when using Nufarm Weedar 64, but visible results should appear within a week or so.
Nufarm Weedar 64 is best applied when no rain/irrigation is expected within 2 days before application or 3 days after.
Nufarm Weedar 64 is not for use in residental areas. The re-entry time after application in labeled areas is 48 hours after application.
Per the Nufarm Weedar 64 product label:
If dosage on Label Shows Following Rate per Acre Use this amount for each gallon of water per 1000 sq/ft
2 pints 0.72 ounces (4.3 teaspoons)
3 pints 1.1 ounces (2 tablespoons)
4 pints 1.4 ounces (2.8 tablespoons)
6 pints 2.2 ounces (4.4 tablespoons)
See the product label for specific usage rate recommendation for your particular target weeds.
Adding an oil, wetting agent, or other surfactants to Nufarm Weedar 64 may increase effectiveness on weeds but also may reduce selectively to crops, resulting in crop damage.
It is best to wait at least 24 hours after applying Nufarm Weedar 64 to irrgate.
Per the Nufarm Weedar 64 label: Delay reseeding at least 30 days after application. Preferrably, with spring application reseed in the fall, and with fall application, reseed in the spring.
Nufarm Weedar 64 can be used along fencerows but will only kill broadleaf weeds. It is not labelled for grassy weeds.
Nufarm Weedar 64 does not prevent anything from growing nor does it control grasses. It is only for treating broadleaf weeds that are directly sprayed.
Nufarm Weedar 64 is labeled to applied to certain edible vegetation. Be sure to check the label to make sure the veggies you have are labeled as tolerant.
The Nufarm Weedar 64 product label states that it is toxic to fish and other aquatic life. Depending on what types of weeds you are targeting, you may be able to use a product like Diquat or Reward instead.
Nufarm Weedar 64 is not labeled for use on St. Augustine grass or for residential lawns. You may be able to use a product like Hi-Yield 2, 4-D Selective Weed Killer instead. It is a selective, post-emergent herbicide which controls dozens of broadleaf weeds and is safe to use on St. Augustine grass.
Nufarm Weedar 64 is only labeled to control broadleaf weeds but is not labeled for use on home lawns.
Nufarm Weedar 64 is safe when applied as directed on the product label. We recommend animals be out of the area during treatment and until dry typically for 4-6 hours after application.
Nufarm Weedar 64 is not labeled for use on St. Augustine grass or for residential lawns. You may be able to use a product like Hi-Yield 2, 4-D Selective Weed Killer instead. It is a selective, post-emergent herbicide which controls dozens of broadleaf weeds and is safe to use on St. Augustine grass.
Nufarm Weedar 64 is not labeled to be used on Bermuda lawns.
The Nufarm Weedar 64 product label states that it is toxic to fish and other aquatic life. Depending on what types of weeds you are targeting, you may be able to use a product like Diquat or Reward instead.
Nufarm Weedar 64 does not list asparagus on the label as an approved crop. If you have already applied Nufarm Weedar 64, we would recommend contacting Nufarm directly at 800-345-3330.
Nufarm Weedar 64 can injure trees if contact is made during applications. To limit contact you should avoid broadcasting inside the dripline and keep applications outside of it. If you have weeds inside the dripline you would need to very carefully spot treat them directly and avoid any contact with exposed roots. Also be sure to review the product label for any specific instructions on certain trees.
Nufarm Weedar 64 is labeled to control broadleaf and grassy weeds and can kill some desirable turfgrasses. Please refer to the product label for more information.
