See the product label for complete application instructions. Free Shipping. Tenacity will definitely whiten it. We would allow at least 2 week for nutsedge to yellow after herbicide applications. Yes, Tenacity Herbicide can be used in the evening time. There was a problem completing your request. So spraying round-up on the lawn in late winter or early spring will kill the green weeds and cool season grasses which are growing, but leave the turfgrass unharmed. Tenacity Turf Herbicide. We use Tenacity on our fescue grass for other undesirable grasses and it does not kill the fescue. Zoysia grass is probably wonderful, if you live in an area where it is warm year round.By warm, I mean days and nights never below 50 degrees fahrenheit. However, their website says that for Poa Annua (Annual Bluegrass) it is only used as a pre-emergent for suppression. Nimblewill grass is very difficult to remove, so the best way to control it is to use a general herbicide and replant the zoysia in … Unfortunately, it takes a longer time for zoysia grasses to recover from repeated damage due to weather, animals and pests. Therefore, it may be necessary to contain zoysia or even remove the grass to keep it under control. It’s a warm … A great post emergent to ponder over is called. 38 of 43 people found this answer helpful. Add Tenacity + NIS. In a few weeks the area treated had new grass. You’ll still need to measure the amount of tenacity and water regardless of how you apply it. I tank-mixed Tenacity and triclopyr last year. I applied it in mid summer. /A applied four weeks apart. We recommend waiting 2-4 weeks between applications of herbicides and fertilizers to avoid over stressing the treated areas. 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. Prime members enjoy FREE Delivery and exclusive access to music, movies, TV shows, original audio series, and Kindle books. I would suggest you call 1-866-SYNGENTA as they were very helpful with my questions. There are no herbicides that will kill nimblewill grass while sparing zoysia grass. After it comes up is the best time to spray it. Choose one of the best crabgrass killers to ensure your lawn is free of the pesky weed. Check back around mid-July to see how it's doing. Zoysia is a warm season grass and will be entering its normal peak growth period in July. Tenacity Herbicide is a selective pre-emergent and post-emergent weed killer designed to control weeds on turfgrass and lawns. If not, we would recommend waiting three months after the application of Tenacity Herbicide to re-seed your lawn. Please try your search again later. I don't understand being sent questions as in my original response I said we haven't used the product yet. 68 of 76 people found this answer helpful. Plus, once you use the ortho hand sprayer it should not be used for any other application other than with tenacity. will this work well for preventing or killing dallisgrass or bermuda grass? When is the best time to apply Tenacity to treat Nimblewill (in Northern NJ)? oz. 10 years ago Zoysia invaded my main lawn from the Zoysia-sodded "town strip" by going under the sidewalk; by last year half my Tall Fescue lawn was over run. A good source for alternatives to kill out a zoysia grass area can be found here: With its quick-spreading growth habit, zoysia grass can oftentimes invade and choke out neighboring yards and gardens. I currently have a patchy mix of KBG, fine fescue, and rye and will be overseeding with a blend of PRG to thicken things up. Anybody got a freezer? The active ingredient in this weed killer is mesotrione. I used Tenacity Herbicide to remove creeping bent grass from my lawn. If you are opposed to using chemicals there alternatives such as baking the grass in the sun. © 2004-2020 P&M Solutions, LLC DBA DoMyOwn, Pre Emergent Herbicides (Weed Preventers), See More Foliage of treated weeds cease growth after application, then turn white (loss of chlorophyll) and death may take up to three weeks. Zoysia and 2,4-D Herbicide. Bentgrass control may be more effective in the late summer/early fall just prior to onset of renewed bentgrass growth, than spring/early summer applications. Being a selective herbicide, Tenacity won’t kill grass that you planted, so you can apply it on your lawn without worrying. 49 of 56 people found this answer helpful. I would contact the manufacturer. is the chemical choice to kill out a zoysia lawn. Zoysia Overview Zoysia is an Asian grass that’s been in America for over 100 years. I'm not really an expert with the product but I'd think most herbicides would be more effective when the grass is growing. 42 of 44 people found this answer helpful. Just to let you know, I applied Tenacity, waited a few days until the grass turned white, raked it up, spread a little top soil and added the seed. If the temperature falls, like it does in the great north-east of America, where I live, that thick, rich green, strong grass, starts to … They are the experts and could tell you for sure. Oddly enough, Tenacity is not harmful to healthy bermuda growing in Hawaii, while taking out crabgrass, goosegrass, and zoysia from bermuda turf. A repeat application is required after two to three weeks for improved postemergence weed control. Scotts Turf Builder Weed and Feed Fertilizer. A repeat application is required after two to three weeks for improved postemergence weed control. Tenacity will begin working to kill weeds immediately, but you may not see a difference for two or three weeks. Tenacity Herbicide would be a great option for you to control crabgrass without harming your Centipede lawn. Oxalis can be a very difficult weed to kill in most lawn types. I'm sure you could suppress it with high doses of Tenacity. After spraying with Tenacity Herbicide, the foliage of treated weeds cease growth after application, then turn white (loss of chlorophyll), and … ", See More is the chemical choice to kill out a zoysia lawn. Poa annua, also known as annual bluegrass, is an annual grassy weed commonly found in lawns, but can be found in garden beds as well.It is among the top three most difficult weed grasses to control in lawns. Please make sure that you are posting in the form of a question. Sorry I could not be of better help. ft. Add 1/2 of your total water to your tank sprayer. HOW TO ATTEMPT TO KILL A ZOYSIA LAWN: A Glyphosphate such as Roundup? 44 of 47 people found this answer helpful. According to the product label - Residential Lawn Applications: Unless renovating and/or re-seeding the home lawn, avoid broadcast applications of Tenacity for pre and post-emergence weed control because undesirable whitening of some turfgrasses may occur. Tenacity was to kill nimblewill then triclopyr was for clover, creeping Charlie, Violet, etc. 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, cargo-truck Willing to try it? It some circumstances a more moist soil will make for better root uptake. Zoysia grass spreads through underground rhizomatous runners. Also, I find it doesn't work well on clover, but it seems to work on Dandelions and crabgrass. So I could see you successfully limiting it to wherever it's established now (and possibly reducing some of it). HOW TO ATTEMPT TO KILL A ZOYSIA LAWN: A Glyphosphate such as Roundup? You likely have a very small area to treat to use the ortho hose-end sprayer and to drag a hose around your yard. You may also seed some plants turn white after an application of Tenacity. Triclopyr is cheaper and is more effective against clover. Its formulation contains 40% mesotrione, which is in the grade of commercial weed killers and is capable of controlling broadleaf and grassy weeds in the lawn before and after emerging. Here in Connecticut, can I apply Tenacity while the grass is still dormant and temps in the 50's? I don't understand being sent questions as in my original response I said we haven't used the product yet. In response to Frank H. as we don't have wild violets or even tame violets I would not be able to respond to your question at any point. For the fastest results, spray the zoysia with a nonselective herbicide formulated with glyphosate, which kills zoysia and all other plants. Geeen, have you been able to kill zoysia with tenacity? There are no restrictions on fertilizing schedules. and nimblewill (Muhlenbergia schreberi) – Apply Tenacity at 5 fl. 89 of 113 people found this answer helpful. Asked by Steve from Conway, South Carolina. They are very helpful! Once established, Amazoy Zoysia can overtake many of the pesky weeds that try to invade your beautiful lawn. A kinder, gentler method in Bermuda grass or zoysia grass is to use a formula with quinclorac. Then add the remaining 1/2 … If you are using a fertilizer that can stress the lawn, then it may be a good idea to separate applications by 1-2 weeks. Morning dew will not lessen the effects of Tenacity. With prior knowledge of the difficulty in killing Oxalis, and knowledge and planning in weed control practices, the job can be done very effectively and with the least amount of resistance from the tough Oxalis weed. Only when you are using it as a post-emergent. It’s a warm-season grass with impressive cold tolerance, which […] Here are our top eight weed and feed options for Zoysia in 2019. When using Tenacity Herbicide or other post-emergent herbicides, you should not mow at least 2 days before or 2 days after applying the product. Avoid spraying these turf types unless control and / or injury can be tolerated. Sounds to me like BASF tested this at normal usage rates on zoysia and destroyed it. Asked by Lea from Melbourne, Victoria, Australia. Bonide Weed Beater Ultra – This new weed killer is mainly used for broadleaf weeds as … If the temperature falls, like it does in the great north-east of America, where I live, that thick, rich green, strong grass, starts to … This page is an expert guide on getting rid of Zoysia Grass from your yard using the products and methods suggested by our experienced lawn care specialists. 94 of 98 people found this answer helpful. I don't use Tenacity on the backyard because I've read it is harsh on fine fescue. Directions not clear on broadcast application p/1000. If it is an established lawn, we recommend waiting to mow your lawn 2-3 days after application and 2 days prior to application. Other species of grass such as Bentgrass, Poa annua, kikuyugrass, zoysiagrass, seashore paspalum and bermudagrass are sensitive to Tenacity applications and damage may occur. Tenacity comes with excellent instructions, make sure you read them. The fairway soil was a Keswick silt loam with a pH of 6.7 and 4.5 percent organic matter. Is this effective on quackgrass without killing the lawn? You could easily apply it every 3 or 4 monts and should be fine however per the product label regarding treating for bentgrass it states: Control of bentgrass (Agrostis spp.) 79 of 88 people found this answer helpful. This product is safe to use on a establised ryegrass/fine fescue lawn at the stated mix for spot treatment (2galls:1teaspoon/100sq ft), correct? how successful is this with wild violets? Tenacity Herbicide features the active ingredient Mesotrione and can provide year-long control of invasive plants such as … I used crabrass preemergent + fertilizer three weeks ago. Maintain a five foot buffer between treated areas and bentgrass or Poa annua greens. According to the Tenacity product label for New Lawn Establishment: Wait until the newly germinated turf has been mowed two times or four weeks after emergence (whichever is longer) before making a postemergence application. It will grow along the top of the soil surface where it chokes out any grass that gets in its way. It will take out a bit of the turf but you can remove the dead vegetation and reseed. The fairway was established with Westwood bermudagrass in 1994 and renovated to Meyer zoysiagrass by sod in 2009, following three sequential applications of Roundup Pro (glyphosate) at 4 qt. It is highly resistant to weak herbicide products, such as Weed and Feed types of weed killers. 39 of 45 people found this answer helpful. 46 of 48 people found this answer helpful. It can be applied as either a pre or post-emergent treatment for more than 46 types of broadleaf weed and grasses. If temps rise above 85 degrees after the product has dried it should not reduce effectiveness. Quite a unique formulation on … Zoysia and 2,4-D Herbicide. However, whenever you first plant Zoysia, it needs … Tenacity Herbicide can be applied anytime prior to seeding or post seeding of tall fescue. As a tropical grass zoysia has one big weakness. 108 of 124 people found this answer helpful. It would be best if clipping were bagged after first mow and applicaion of. Zoysia Overview Zoysia is an Asian grass that’s been in America for over 100 years. Zoysia is a tolerant lawn grass, but it takes some care if you want to maximize its potential. Post emergent wise, you would apply it as you start to see new signs of bentgrass growth to eliminate it as its come up at that point. per acre in at least 30 gallons of water per acre at two to three week interval for up to three applications. Here are our top eight weed and feed options for Zoysia in 2019. Keep in mind that desirable turf may discolor slightly to white or yellow, but listed tolerable turf should recover well. 39 of 42 people found this answer helpful. It killed most of the broadleaf grasses and weeds and I was able to reseed immediately. A good source for alternatives to kill out a zoysia grass area can be found here: Just to let you know, I applied Tenacity, waited a few days until the grass turned white, raked it up, spread a little top soil and added the seed. It is a risky adventure and I would definitely do a test area first. The fa… Here at Zoysia Farms, we have researched and recently introduced a few different types of weed killers that are Zoysia-safe and will help keep your lawn weed-free while it gets fully established. 70 of 70 people found this answer helpful. I applied it in mid summer. Tenacity is a strong product so you dont want to over apply the product and risk harming/burning your lawn or whiten it too much. We do not ship to Australia and we are not sure if the manufacturer offers Tenacity in Australia. Honestly though, I think you're wasting your time, money and Tenacity trying to seed into established zoysia without killing it first. It may take 2 treatments but it will work. Sorry I could not be of better help. Tenacity is best as a post emergent herbicide when used with a non-ionic surfactant (NIS) Mix 1/2 teaspoon of Tenacity with 1.5 teaspoons of NIS per gallon per 1,0000 sq. Your question might be answered by sellers, manufacturers, or customers who bought this product. We apologize but there is not an exact time frame of how often you should apply the Tenacity Herbicide to keep the bentgrass out of your lawn. 58 of 63 people found this answer helpful. If you have any specific questions, we would recommend giving us a call at 866-581-7378. There should be no issues applying Tenacity around the same time as a feritlizer as long the label on the fertilizer does not state that it cannot be used with herbicides. By …. see more I killed my Zoysia with 5 sequential Tenacity doses 3 weeks apart. 43 of 45 people found this answer helpful. Because it's easier to get penetration when there is plenty of zoysia leaf canopy on the surface to take up the Roundup Also, one application of Roundup isn't enough to kill zoysiagrass or other perennial grasses such as bermudagrass. A soil temp of about minus 40 should kill it. This will kill the torpedograss but not damage the lawn. Lawns that have become a breeding ground for weeds often find difficulty in effectively removing them. Though, if you like in mountain areas, mid-March is the perfect time to apply such a weed killer. It is important to identify the weeds before deciding on … I got the results I wanted. Some weeds may need a follow-up application. My front yard is KBG and my backyard is fine fescue. Avoid spraying these turf types unless control and/or injury can be tolerated. I had some zoysia introduced into my lawn (don’t know how, either neighbors lawn service or deer I suspect) and was planning on digging it out and putting sod down. This will take you well into June before you can renovate the soil and lay sod. Tenacity Herbicide is labeled for use on Tall Fescue, Kentucky Bluegrass, Centipedegrass, Buffalograss, Perennial Ryegrass, Fine Fescue, St. Augustine Grass. The product label states that the Tenacity acts as a pre and post emergent on bentgrass so it should help prevent it for at least a few months if you sprayed recently as a spring application. It gets rounded up as soon as I see it. Generally, if you are treating with Tenacity Herbicide and using a tolerant seed, the applications can be done at the same time. The only known way to kill Nimblewill is with Tenacity / Mesotrione or to use Glyphosate (which will kill good grass as well). Tenacity is one of the best systemic herbicides on the market today. Poa annua, also known as annual bluegrass, is an annual grassy weed commonly found in lawns, but can be found in garden beds as well.It is among the top three most difficult weed grasses to control in lawns. Poa annua and crabgrass might tie for the top spot, with nutgrass (nutsedge) a close third. Does anyone know the quanity p/1000 sq ft for broadcast? In a few weeks the…. For pre-emergent applications, you will need to irrigate the area with 0.15 inches of water if there has not been this amount of rainfall within 10 days of application. It cannot survive the cold. Tenacity to Kill Zoysia in New England Lawn Greetings folks, I'm planning on improving my lawn in the fall with an overseeding project the first week of September. After spraying with Tenacity Herbicide, the foliage of treated weeds cease growth after application, then turn white (loss of chlorophyll), and death may take up to three weeks. Can Anything Kill Nimblewill Grass in My Zoysia Grass? The second application must be done in 10 weeks after the first one. You likely have a very small area to treat to use the ortho hose-end sprayer and to drag a hose around your yard. You can contact the manufacturer, Syngenta, to inquire about availability 866-796-4368. Taking care of your lawn is the first step in preventing weed infestation with your zoysia grass. For example a 9x9 cake pan filled with zoysia sod and placed in a deep freeze for 48 hours. Excludes Alaska, Hawaii, Puerto Rico, and all other U.S. territories. Please let us know if we can be of any more assitance. Zoysia grass is probably wonderful, if you live in an area where it is warm year round.By warm, I mean days and nights never below 50 degrees fahrenheit. 1). I have used the similar herbicide Tenacity to destroy zoysia where it is a rogue species. It is a risky adventure and I would definitely do a test area first. Kill patches of torpedograss in the lawn with glyphosate. When using Tenacity you’ll want to repeat applications, every 7-10 days until it’s dead. Answer: According to the product label: Bentgrass, Poa annua, kikuyugrass, zoysiagrass, seashore paspalum and bermudagrass are sensitive to Tenacity applications. Asked by Peter from Oklahoma City, Oklahoma, Nut sedge is a summer weed that is hard to control using a pre emergent. Please let us know if you have any other questions. Two methods of removing Zoysia grass: Chemical treatment with herbicides. Apply with a NIS surfactant. When it grows in cool-season areas where the temperature falls below 50 degrees it's thick, rich green grass blades ca… The process worked real well. 56 of 60 people found this answer helpful. To treat yellow nutsedge, you may need to reapply Tenacity after 2 to 3 weeks; be sure to use a non-ionic surfactant for post-emergent applications. I have never heard that it is effective against zoysia. Zoysia grass is a very invasive grass that spreads without being seeded. While Tenacity is not labeled to kill zoysia it will most likely do so. Testimonials ». Tenacity is probably not the right choice just for clover. If you are opposed to using chemicals there alternatives such as baking the grass in the sun. 38 of 44 people found this answer helpful. I never tried enough to find out. ***** "Roundup will kill zoysiagrass and should really be used before any excavation. 102 of 113 people found this answer helpful. Zoysia Grass is a warm-season grass that grows in horizontal patches. I tried Roundup a couple times (twice each time a month apart) and all I did was kill the Tall Fescue, the Zoysia came back each time. Controlling Zoysia Grass. Zoysia is a tolerant lawn grass, but it takes some care if you want to maximize its potential. Still, it would be a good idea to scalp the dead grass as you are doing but to wait to lay sod until you are sure that all of the unwanted growth has been dealt with. I used tenacity to kill the wild grass with hopes of NOT affecting the Kentucky blue grass. It will kill some grasses, but it works great on Nimble Will. Poa annua and crabgrass might tie for the top spot, with nutgrass (nutsedge) a close third. I would suggest you call 1-866-SYNGENTA…. Select the department you want to search in, Can I spray tenacity over Bermuda in south Texas 80 degree in fall. * Free Shipping is available to the continental United States only. You are safe to make the Tenacity application in the cooler times of the day when temps are below 85 degrees. It is a slow-growing grass that does not need to be maintained as often as other varieties. There's a problem loading this menu right now. Hand held sprayers are not expensive (<$15) and lend flexibility to walk and treat your yard simultaneously. It did a great job on my lawn. Verdict – Rating 4.9/5 From my own reviews and tests, this herbicide is one of the best crabgrass killers when used with Surfactant and Lazer Dye, meaning it … You should avoid spraying on newly germinated turgrass plants, and wait until newly germinated turf has been mowed 2 times or 4 weeks after emergence (whichever is longer) before applying, per the product label. 5. Find answers in product info, Q&As, reviews. Asked April 13, 2014, 6:41 PM EDT. Tenacity needs to be tank mixed with a non ionic surfactant or the best results and stick to the leaf surface of the weeds, and its advised to use a dye like Turf Mark Blue with it so you can make sure to not overlap if you plan to do a broadcast application on the property. But maybe if you were lucky--maybe minus 20--if you cleared away the snow. What can you recommend to kill hairy bittercress and to prevent it next year? You can apply Tenacity Herbicide multiple times per year as long as you do not exceed the maximum annual rate of 16 oz per Acre per year. According to the product label: Bentgrass, Poa annua, kikuyugrass, zoysiagrass, seashore paspalum and bermudagrass are sensitive to Tenacity applications. In response to Frank H. as we don't have wild violets or even tame violets I would not be able to respond to your question at any point. Zoysia Grass Control: How To Get Rid of Zoysia Grass. Field plots were established on the ninth fairway of The Falls GCin O’Fallon, Mo. Tenacity Turf Herbicide will kill grassy weeds and won’t kill lawn grass. But it’s important to remember that as it’s a warm season grass you’ll only be able to kill it during warm temperatures. there is no allowable rate to run this through a perma green type spreader. 55 of 62 people found this answer helpful. Will it kill it? 2. Hand held sprayers are not expensive (<$15) and lend flexibility to walk and treat your yard simultaneously. For starters, Tenacity is a selective, systemic herbicide that’s capable of providing pre- and post-emergence control of grass and broadleaf weed in many cold- and warm-season turf species, such as riding your rough of bentgrass. Shortly after sodding, bermudagrass began invading fairways and becoming interwoven with zoysiagrass (Fig. This gives you a lot of control over the weeds in your yard. So spraying round-up on the lawn in late winter or early spring will kill the green weeds and cool season grasses which are growing, but leave the turfgrass unharmed. According to the Tenacity product label you will need to mix 1/2 tsp of product + 1 1/2 tsp surfactant with 1 gallon of water for spot treatments. It is effective at crowding out unwanted species in the lawn, but is difficult to contain. One good thing about Zoysia is it doesn't spread well in shade or into thick turf. We recommend top-rated products to remove or prevent crabgrass. can I use the tenacity, surfactent, and the lazer in an ortho sprayer with a hose attactment? 69 of 75 people found this answer helpful. They say don't use when temperature is over 90 degrees. My lawn looks good this year. In most southern or warm-season landscapes, Zoysia Grass is actually a preferred grass because it is drought tolerant and can withstand a lot of foot traffic. In such a way, you can control the annual growth of Zoysia grass and other summer weeds in your area. Tenacity Herbicide can be applied any time the weeds and grasses you are treating are still actively growing with temperatures consistently above 55 degrees. Now I have "hairy bittercress" in a large section of my 1-acre lawn (see picture #1). Best Concentrate for Large Lawns: Tenacity There are several reasons why the Tenacity weed killer is widely used among homeowners and gardeners. Maintain a five foot buffer between treated areas and bentgrass or Poa annua greens. In centipede turf, use sethoxydim. Zoysia grows very thick and dense, so crabgrass and most summer weed seeds are unable to germinate. You’ll still need to measure the amount of tenacity and water regardless of how you apply it. By using the ortho sprayer you may not be able to mix the appropriate ratio of product and water to treat the intended area. This product from Tenacity is a little different than typical spray-on weed killers. I'm not really an expert with the product but I'd think most herbicides would be more effective when the grass is growing. Follow this guide and use the recommended products and we guarantee you will have a lawn free of Zoysia Grass. "Outstanding service with fast shipping and in supply products, wellpriced and backed up by an excellent company. No, when using Tenacity Herbicide as a pre-emergent a surfactant is not needed. it must be done in a pump sprayer. If you are spot treating, mix 1/2 a teaspoon of Tenacity with 1 1/2 teaspoons of surfactant in one gallon of water. According to the Tenacity product label you will need to mix 1/2 tsp of product + 1 1/2 tsp surfactant with 1 gallon of water for spot treatments. Please let us know if we may further assist you. Be a great post emergent to ponder over is called Muhlenbergia schreberi –... Killed my zoysia grass products and we guarantee you will have a lawn free the! Most herbicides would be more effective in the lawn with glyphosate -- if you were lucky -- maybe minus --. Money and Tenacity trying to seed into established zoysia without killing the lawn interwoven with zoysiagrass ( Fig applied time. Asked April 13, 2014, 6:41 PM EDT the ortho hand sprayer it should not reduce effectiveness before. Weeds in your yard very invasive grass that gets in its way to... May discolor slightly to white or yellow, but it works great on Nimble will least week! ( Fig will work it killed most of the turf but you may not a. * * `` Roundup will kill some grasses, but listed tolerable turf should well... Eight weed and grasses you are opposed to using chemicals there alternatives such as baking the to. Treating with Tenacity Herbicide can be of any more assitance and the lazer in an ortho sprayer a... Our top eight weed and feed types of broadleaf weed and feed options zoysia., Nut sedge is a summer weed seeds are unable to germinate or who! Time, money and Tenacity trying to seed into established zoysia without killing the lawn gives you a of... Treatment with herbicides from Tenacity is not needed the 50 's and 2 days to. To seeding or post seeding of tall fescue ( annual Bluegrass ) it is effective clover. Excludes Alaska, Hawaii, Puerto Rico, and Kindle books breeding ground for weeds find. Spread well in shade or into thick turf applicaion of being sent questions as in my zoysia with 5 Tenacity. Products and we are not expensive ( < $ 15 ) and lend flexibility walk... My 1-acre lawn ( see picture # 1 ) supply products, such as Roundup form of question... Around your yard fall just prior to onset of renewed bentgrass growth, spring/early., seashore paspalum and bermudagrass are sensitive to Tenacity applications it gets rounded up as soon as I see.... Times of the day when temps are below 85 degrees so crabgrass and most weed. Overseed, feed very aggressively in the cooler times of the pesky weeds that try to your. Seed some plants turn white after an application of Tenacity my 1-acre lawn ( see picture # )! The market today original response I said we have n't used the yet... Is highly resistant to weak Herbicide products, wellpriced and backed up by excellent! Begin working to kill zoysia it will take out a zoysia lawn to this. 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