New (3) from $74.95 + FREE Shipping Copyright © 2021ISU Extension and Outreach 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. More than 80 pounds of Merit Granules cannot be applied on an acre per year. 9 of 11 people found this answer helpful. Imidacloprid 0.5% Merit is for use in and around Turfgrasses, Trees, Shrubs, Evergreens, Flowers, Foliage Plants, Ground Covers. - Apply MERIT 60 WP during adult beetle mating period/egg laying period up to first egg hatch. Merit Systemic Granule applications made to lawns in July and early August will have the best control. Easy to mix and apply. When using insecticides, carefully read and follow label directions. 9 of 13 people found this answer helpful. Rotate with registered insecticides from other groups. Do not use spreaders that would apply the material in concentrated bands. 117 of 125 people found this answer helpful. 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 … One bag covers up to 14,200 square feet. The insecticide Merit, ... Those who want to treat a chafer-infested lawn and avoid chemical insecticide can apply nematode worms, a beneficial parasite that feeds on beetle larvae. An effective insecticide that can be applied to the roots of large trees that cannot be effectively sprayed. If Late June to early August is the best time to apply a preventive insecticide. Customized Pest Control Program - New Lower Price Starting at $7.98/month* + Free Shipping », DoMyOwn's COVID-19 Update: Shipping & Delivery Info | Check your order status or visit our DIY Center for expert advice, Learn more about Merit 0.5 G Insecticide Granules, cargo-truck 17 of 19 people found this answer helpful. Start with a low setting and start walking your marked off area at a normal pace. Results of field trials have shown that ash trees of all sizes can be effectively and consistently protected over multiple years, even in areas with high densities of EAB. Free Shipping. If you are dealing with Japanese Beetle Grubs you could also use. 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. However, it does appear that the \"window of opportunity\" for applying imidacloprid when targeting white grubs is shorter than it used to be. 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. Avoid the use of spreaders which would apply the material in narrow, concentrated bands. 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. Please refer to the Merit Granules. So far we have not seen any evidence of white grubs developing resistance to the neonicotinoids, in spite of the pattern of repeated use throughout the Northeast. 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. Preventive insecticides available to homeowners include imidacloprid (Merit®, Grub-Ex®) and halofenozide (Mach 2®, Grub-B-Gon®). For ornamentals, apply a thorough cover spray at first sign of an infestation. Active ingredient Merit. Late June to early August is the best time to apply a preventive insecticide. Use it for preventative treatment for invasive pests on ornamental plants. Tree Tech Merit Insecticide. $148.99) SKU: PID6232 UPC: The #1 tree and shrub insecticide now available as Micro-injection product. 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 can reach them at (800) 331-2867. • Avoid application to frozen or water-logged areas, as this may decrease the product’s effectiveness. Imidaclopridis the active ingredient in several widely used insecticides. There are basically three approaches to grub management in the home lawn. Recent economic analyses have Regular sprinker irrgation can be used to water in the. Merit Insecticides are available in granular formulation as well as wettable powder concentrate formulation: Merit .5G Insecticide Granules and Merit 75% Concentrate. We recommend contacting your local Cooperative Extension for the best recommendation on application timing for your target pest in your area. 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. 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. -3mL Merit Microinjection is for trees greater than 12" diameter. Ames, IA 50011-2031 Most insecticides if stored in a cool dry place out of direct sunlight, will have a shelf life of 3-5 years. 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. Merit Insecticide(tm) is used extensively in commercial plant nurseries as well as in lawn and landscape insect control. For lush, green, grub-free turf! (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. Applications of MERIT 0.5 G Insecticide cannot exceed a total of 80 lb (0.4 lb of active ingredient) per acre per year. When is the best time for me to apply Merit insecticide around my Rose bushes and shrubs in the Mt.Airy, Md area. The second approach is to wait and see and apply a curative insecticide only when damage symptoms or signs of a grub infestation appear. 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