Preventive insecticides available to homeowners include imidacloprid (Merit®, Grub-Ex®) and halofenozide (Mach 2®, Grub-B-Gon®). High levels of control can be achieved when applications are made preceding or during the egg laying period. Insecticides for White Grub Control in Turfgrass. Using Merit 75 WP for the treatment of Aphids as a foliar spray you mix 0.7 to 1.4 level teaspoons MERIT 75 WP Insecticide per foot of shrub height or 1 to 2 ounces per 30 cumulative feet of shrub height. You should contact local. When should I apply a preemergence herbicide to my lawn to control crabgrass? A variety of insecticide products and application methods are available to professionals for control of the emerald ash borer (EAB). ", See More "Outstanding service with fast shipping and in supply products, wellpriced and backed up by an excellent company. When is the best time to apply a broadleaf herbicide to the lawn? Do not use spreaders that would apply the material in concentrated bands. Both drop-type and rotary-type spreaders may be used to apply MERIT 0.5 G Insecticide. Late June to early August is the best time to apply a preventive insecticide. Below is the recommended application dosage rates for Merit 75 WP MERIT 75 WP Most insecticides if stored in a cool dry place out of direct sunlight, will have a shelf life of 3-5 years. Usually this application needs to be made in late Spring, usually sometime between May and late June. Depending on insects being treated Merit must be applied two to four months prior to emergence of insects but can have a one to two year residual effect. When systemic insecticides contact plant roots or leaves, the active ingredient -- often acephate, imidacloprid or dinotefuran -- translocates to leaves and stems with the sap. One 32oz bottle will treat a tree with a … Your pets can return to the area after the surface of the grass is dry, usually after about 5-6 hours. Tree Tech Tree Tech Merit Insecticide. Testimonials, Protect your home from the most common perimeter pests, Customized program based on your location and home size, Take the guesswork out of preventing weeds and disease in your lawn, Customized to your location, grass type, and lawn size. Should I remove the grass clippings when mowing the lawn? When using insecticides, carefully read and follow label directions. 12 month protection in one application. Several insecticides are available to commercial applicators for prevention of white grubs. © 2004-2021 P&M Solutions, LLC DBA DoMyOwn, Pre Emergent Herbicides (Weed Preventers), See More Applications of MERIT 0.5 G Insecticide cannot exceed a total of 80 lb (0.4 lb of active ingredient) per acre per year. -3mL Merit Microinjection is for trees greater than 12" diameter. While it will not harm the soil or the grass the EPA does limit how much product you are able to use in a given area per year. Carroll County Maryland. Apply MERIT 0.3 G Insecticide uniformly over the area being treated with normally used granular application equipment. Copyright © 2021ISU Extension and Outreach Apply MERIT 75 WSP Insecticide in sufficient water to provide adequate distribution in the treated area. You can calibrate this by marking off a 1000 square foot (10 x 100) area and placing 1.4 pounds of any type of product of similar granule size, or of the merit itself in the spreader. We recommend contacting your local Cooperative Extension for the best recommendation on application timing for your target pest in your area. New insecticide products and application methods have been developed and tested. Your pets should be out of the yard while you are applying the Merit Granules and while you are watering them in. One easy-to-use formula fertilizes AND kills those nasty grubs! The active ingredient in MERIT 0.5 G Insecticide has sufficient residual activity so that applications can be made preceding the egg laying activity of the target pests. 9 of 13 people found this answer helpful. Imidacloprid 0.5% Merit is for use in and around Turfgrasses, Trees, Shrubs, Evergreens, Flowers, Foliage Plants, Ground Covers. • Irrigation or rainfall should occur shortly after application. Both drop-type and rotary-type spreaders may be used. Merit 75 WP is a broad-spectrum insecticide that comes in wettable powder form for treating primarily turf insects like grubs, weevils and other insects lurking in the soil. Or, you can call Bayer, the manufacturer, and they may be able to tell you what setting you should have it on. Start with a low setting and start walking your marked off area at a normal pace. One bag covers up to 14,200 square feet. Or, you can call Bayer, the manufacturer, and they may be able to tell you what setting you should have it on. 20 of 80 people found this answer helpful. * For suppression of early fall larval stages of crane fly (larvae known as leatherjackets) apply Merit Granular to turfgrass areas known to be infected with leatherjackets. Merit Application . Merit 75 WSP Insecticide can be used by soil application as directed on trees, shrubs, flowers and groundcovers in sites: in and around the perimeter of industrial and commercial buildings; residential areas; interior plantscapes; municipal, city, state and national forested areas, and private wooded areas. Please refer to the Merit Granules. Although the bag often says apply anytime from May to Aug. 15, it is highly recommended that products containing imidacloprid, thiamethoxam, clothianidin be applied and irrigated into the soil in … For ornamentals, apply a thorough cover spray at first sign of an infestation. When making foliar applications on hard to wet foliage such as holly, pine, or ivy, the addition of a spreader! 2150 Beardshear Hall 106 of 115 people found this answer helpful. Recent economic analyses have You are able to apply Merit more than once a year but you cannot apply more than 80lbs of Merit per acre per year. Do you know what kind of grubs you are dealing with? Active ingredient Merit. So if you can figure out what your walking speed is then you know anytime you apply any product that calls for so much of it per 1000 square feet, you always set your spreader on this setting. (800) 262-3804, Iowa State University | PoliciesState & National Extension Partners, Like us at Plant and Insect Diagnostic Clinic, Like us at Department of Plant Pathology and Microbiology. You can adjust as you go and find the basic setting for you to apply the product over a 1000 square feet. Since the presence and infestation level of EAB is quite difficult to determine at early stages of an infestation, insecticide treatments may be merited to mitigate damage by EAB. Several insecticides are available to commercial applicators for prevention of white grubs. Merit 0.5 G is for broadcast application on and around turfgrass, ornamentals, trees, shrubs, flowers, groundcovers, and in and around commercial or residential buildings. Free Shipping. Merit Insecticide Granules can be applied at any time, but if you are looking to control white grubs then you want to apply it several weeks before egg match of the target pest. If you are dealing with Japanese Beetle Grubs you could also use. Apply MERIT® 2F Insecticide in sufficient water to provide adequate distribu-tion in the treated area. With Quali-Pro's Imidacloprid 75 WSB, save money as you compare it to Bayer's Merit 75 brand. Imidaclopridis the active ingredient in several widely used insecticides. What are they and how do I control them. Merit 75 WP has been discontinued by Bayer and is no longer available. 9 of 11 people found this answer helpful. Regular sprinker irrgation can be used to water in the. Merit Systemic Granule applications made to lawns in July and early August will have the best control. Merit Granules and Imigold Granules can be used for trees but is only labeled to treat white grubs when used for tree applications. Testimonials », The 30lb bag of Merit Granules will cover between 16,000 sq ft - 21,400 sq ft depending on the usage rate needed. Season long control is a great advantage when fighting this lawn pest but the product can possibly break down under severe conditions such as water and extreme temperatures. Ideally, Merit injection can be applied from early spring through late fall or as long as the ground is not frozen. Late June to early August is the best time to apply a preventive insecticide. The use of accurately calibrated equipment normally used for the application of turfgrass insecticides is required. 58 of 60 people found this answer helpful. MERIT 2F Insecticide mixes readily with water and may be used in many types of application equipment. • Avoid application to frozen or water-logged areas, as this may decrease the product’s effectiveness. Start with a low setting and start walking your marked off area at a normal pace. There are basically three approaches to grub management in the home lawn. - Apply MERIT 60 WP during adult beetle mating period/egg laying period up to first egg hatch. Merit Insecticide cannot be used on commercial sod farms. White grub populations and damage to lawns vary greatly from year to year and place to place, even varying from spot to spot within the same lawn due to variations in beetle numbers, weather, turfgrass vigor, soil conditions, and other factors. -6mL Merit Microinjection is for trees greater than 24" diameter. 38 of 43 people found this answer helpful. Excludes Alaska, Hawaii, Puerto Rico, and all other U.S. territories. 1 Response. 55 of 60 people found this answer helpful. For treatment of common pests, tough-to-control insect pests such as Asian Longhorned Beetles, Emerald Ash Borers, Hemlock Woolly Adelgids, Whiteflies and more. Apply Merit 0.5 G uniformly over area being treated with normally used granular application equipment. sticker is recommended. * Free Shipping is available to the continental United States only. Pesticide Highway. 32oz size. More than 80 pounds of Merit Granules cannot be applied on an acre per year. The final approach is to do nothing (in regards to insecticides) and repair damaged lawn areas when grub damage occurs. Avoid the use of spreaders which would apply the material in narrow, concentrated bands. Confined environments such as glasshouses: Annuals: Do not apply more than one spray of MERIT to any one crop. Asked April 3, 2019, 7:12 PM EDT. 21 of 22 people found this answer helpful. Apply 1oz of concentrate for every inch of circumference of the tree, as measured at chest height. For turf, apply in mid-spring at peak egg hatch. Refer to the product label for treatment of specific insects. However, it does appear that the \"window of opportunity\" for applying imidacloprid when targeting white grubs is shorter than it used to be. You did not mention the insects that you are trying to manage on your shrubs. The best time will vary depending on the region you are in. Target, eliminate and control pest infestations with Merit 0.5 G insecticide. Rotate with registered insecticides from other groups. Use equipment which will produce a uniform, coarse droplet spray, using a low pressure set-ting to eliminate off target drift. Merit 0.5G Insecticide provides long-term control of grubs, chinch bugs and other turfgrass pests. Insecticide Resistance Management Strategy for aphids other than green peach aphid and cotton aphid, whitefly and melon thrips: Do not apply MERIT in consecutive sprays. Apply MERIT 0.5 G Insecticide uniformly over the area being treated with normally used granular application equipment. Usually this application needs to be made in late Spring, usually sometime between May and late June. 14 of 16 people found this answer helpful. Ames, IA 50011-2031 17 of 19 people found this answer helpful. 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