SedgeHammer Herbicide is a great product labeled to treat Purple Nutsedge, Yellow Nutsedge, Kyllinga in most warm and cool season turfgrasses. Please see product label for complete list of tolerent turfgrasses.
Products that contain the active ingredient, Halosulfuron, are labeled for established turf species only. Dichondra is a ground cover that is not listed on any of the product labels as tolerable.
SedgeHammer Herbicide should not be applied as an over the top spray to desirable around groundcovers, ornamentals, vegetables, shrubs, trees, or flowers. Our best recommendation is to spot treat with a glyphosate product like Roundup QuikPro, taking care to not spray desirables.
There is no wait time to apply SedgeHammer Herbicide after other herbicides.
SedgeHammer Herbicide should NOT be applied as an over-the-top spray to desirable flowers, ornamentals, vegetables, shrubs or trees. You would have to very carefully spot treat the sedge only avoiding any contact with the vinca
We recommend that you apply quinclorac separately from the small Sedgehammer packets since the Sedgehammer packet already contains a surfactant. Since quinclorac products generally require a more aggressive methylated seed oil surfactant, mixing these would cause extra stress on your desirable grass and may be too harsh.
SedgeHammer Herbicide will kill yellow and purple nutsedge but not globe sedge. To control all 3 you would need to use something like the Dismiss Turf.
The shelf life of SedgeHammer Herbicide is about 3 years. We recommend to keep it stored in a cool, dry place, out of extreme temperatures.
Sedgehammer Herbicide should be applied to established lawns allowing 4 weeks between seeding and application. Please refer to the product label for specific mixing and application instructions.
SedgeHammer Herbicide can only be applied to listed established turfgrasses for controlling Kyllinga. It should not be applied around any edibles or ornamentals.
SedgeHammer Herbicide should not be applied around groundcovers, ornamentals, vegetables, shrubs, trees, or flowers. It is to be applied to turf areas only.
Sedgehammer Herbicide should not be used over any desirable ornamental plants, including roses. You could spot treat with a product like Roundup in the area.
SedgeHammer Herbicide should not be used on pastures or grazing areas, and you should not treat around hay that will be used for animal feed.
SedgeHammer Herbicide can only be applied to established turf. It should not be applied to ornamental or landscaped areas or edible vegetation.
The SedgeHammer Herbicide packet contains a surfactant already( the 1.33 oz bottle size should be used with a Non-Ionic Surfactant) so just adding water would be approved. It is not labeled for treating poa annua, only Purple Nutsedge, Yellow Nutsedge and Kyllinga, plus some other listed broadleaf weeds. Please let us know the desired turfgrass species and size area for a recommendation on treating poa annua.
SedgeHammer Herbicide should only be applied to listed, established lawns. It is not safe to apply around edible vegetation including strawberries. RoundUp should the only product used for a spot application avoiding desired plants, edibles and grass.
We would recommend to spray SedgeHammer Herbicide at least 10 feet away from a well since it could contaminate the water.