If you are concerned at least give it a few days and see what happens; but even then only consider 1/2 rate 108 of 124 people found this answer helpful. To avoid stress injury to new seedlings, do not spray after grass has germinated and until the second mow. 94 of 98 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. Assuming it kills creeping bentgrass in a few weeks, or maybe longer if more applications are needed, how long should I wait before reseeding? 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. Dithiopyr (Dimension and others), in addition to preemergence control, can be used for postemergence control on crabgrass up to one tiller. that I learned after my first time was that if the cut was a bit low, the seed heads are gone off of the Poa A. 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. Was this answer helpful to you? Answer: Tenacity Herbicide can be used at the time of seeding or right after for most grass types. Application at seeding can be made to fine fescue only if it is less than 20% of a seed mixture. 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. I mowed the day before my app., I'll never do that again. I … At 10 days after treatment (at 68 degrees), the new grass was about 5 inches tall--no injury the to the grass was visible. Testimonials », © 2004-2020 P&M Solutions, LLC DBA DoMyOwn, Pre Emergent Herbicides (Weed Preventers), See More When used postemergence, sus-ceptible weeds absorb Tenacity through foliar contact and soil absorption. When to Use. It would be helpful to apply Tenacity at seeding time as a pre-emergent. 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. oz. 70 of 70 people found this answer helpful. "Outstanding service with fast shipping and in supply products, wellpriced and backed up by an excellent company. 39 of 42 people found this answer helpful. You can contact the manufacturer, Syngenta, to inquire about availability 866-796-4368. 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. See the product label for complete application instructions. 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. MSMA can be effective for crabgrass control but is labeled for use only on golf courses and sod farms. 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. Other species of grass such as Bentgrass, Poa annua, kikuyugrass, zoysiagrass, seashore paspalum and bermudagrass are sensitive to Tenacity applications and damage may occur. ", See More 38 of 44 people found this answer helpful. 68 of 76 people found this answer helpful. Another thing about mowing before a Tenacity app. 44 of 47 people found this answer helpful. Foliage of treated weeds cease growth after application, then turn white (loss of chlorophyll) and death may take up to three weeks. Please let us know if we may further assist you. Most other pre-emergents will also prevent the grass seed from germinating but this will not. 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. Are there any grasses on which you can't use Tenacity? It is recommended that you wait 2 - 4 weeks after an application of Tenacity Herbicide to reseed with fine fescue. The Tenacity Seeding Rate is 4oz per Acre. According to the product label: Bentgrass, Poa annua, kikuyugrass, zoysiagrass, seashore paspalum and bermudagrass are sensitive to Tenacity applications. It some circumstances a more moist soil will make for better root uptake. Asked by Steve from Conway, South Carolina. Safety Information The application should be made in the early morning or late evening so that it does not burn plants. No, when using Tenacity Herbicide as a pre-emergent a surfactant is not needed. Tenacity should be used on grass blends that contain less than 20% of its weight in hard or fine fescue grass. 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. There may be a small window of treatment dates in the spring when crabgrass control can be applied to new seed without harm, yet early enough for successful crabgrass control with prodiamine as Barricade. If the grass seed has already sprouted, you should not use Tenacity for a while (I think it says on the label, probably 6 weeks). Tenacity can turn grass tips white, which is a temporary symptom in established grass but will kill seedlings. We do not ship to Australia and we are not sure if the manufacturer offers Tenacity in Australia. Tenacity is safe for use at or prior to seeding on Kentucky bluegrass, tall fescue, perennial ryegrass, and centipedegrass. In fact, research conducted at Ohio State shows that Tenacity™ can be applied at seeding and results in no visible injury beyond 7 days after emergence nor any reduction in establishment rate. 10 days after a preemergence application, activate with 0.15 inches of irrigation. If you are spot treating, mix 1/2 a teaspoon of Tenacity with 1 1/2 teaspoons of surfactant in one gallon of water. It is recommended that you wait 2-4 weeks after an application of Tenacity Herbicide to reseed with fine fescue. 89 of 113 people found this answer helpful. Generally, if you are treating with Tenacity Herbicide and using a tolerant seed, the applications can be done at the same time. Fine fescue is the only grass seed that should not be used at the time of application. per acre in at least 30 gallons of water per acre at two to three week interval for up to three applications. Answer: Tenacity Herbicide can be used at the time of seeding or right after for most grass types. Tenacity 5 oz/A Ohio State University, July 2007 Washington State University, August 2006 Untreated check Untreated check Tenacity 8 oz/A Excellent broadleaf weed control in Kentucky bluegrass from application at seeding. 55 of 62 people found this answer helpful. How long after you sprayed did it start raining? Answer: Tenacity Herbicide can be used at the time of seeding or right after for most grass types. 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. 3.67% Provost Perennial Ryegrass 2.2% Kent Creeping Red Fescue 0.74% Blue Devil Kentucky Bluegrass 0.73% … 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 With Tenacity®, the impossible is now possible. 151 of 163 people found this answer helpful. Avoid spraying these turf types unless control and/or injury can be tolerated. Can I seed after using tenacity? You would overseed with Bermuda when the turf is actively growing in spring or summer, if needed at all. Generally, if you are treating with Tenacity Herbicide and using a tolerant seed, the applications can be done at the same time. When grass seed can be planted after using crabgrass killer requires timing the application of the pre-emergent and seeding the lawn. A repeat application Tenacity will control many monocot and dicot weeds that compete with and slow the establishment of the turfgrass stands. 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. 69 of 75 people found this answer helpful. and nimblewill (Muhlenbergia schreberi) – Apply Tenacity at 5 fl. Yes, Tenacity Herbicide can be used in the evening time. Please let us know if we can be of any more assitance. Yes Regarding watering, Tenacity is rainfast within a few hours of application, so I would avoid watering within about 3 hours of post-emergent applications. You are safe to make the Tenacity application in the cooler times of the day when temps are below 85 degrees. It is recommended that you wait 2-4 weeks after an application of Tenacity Herbicide to reseed with fine fescue. If temps rise above 85 degrees after the product has dried it should not reduce effectiveness. Tenacity pre-emergent applications must be done in the fall and early spring. 42 of 44 people found this answer helpful. 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. Answer last updated on: 08/09/2017. * Free Shipping is available to the continental United States only. Herbicides can target weeds before they germinate from seed - pre-emergent - or as developed plants - post-emergent. Similarly, can I seed after using tenacity? Tenacity may reduce density of fine fescue seedings. Applying Tenacity during seeding as a pre emergent will prevent weeds from growing but allow good grass to grow. Excellent crabgrass control two weeks after seeding of perennial ryegrass. A repeat application is required after two to three weeks for improved postemergence weed control. Some weeds may need a follow-up application. Fine fescue is the only grass seed that should not be used at the time of application. This is especially useful during seeding time. Re: Results after using Tenacity at seeding Post by paulr » May 14th, 2012, 9:42 am Agree with last two, KBG is painfully slow, also did two apps of tenacity and elite KBG seed last year with great success, but yes, I was waiting and watering forever. Tenacity will begin working to kill weeds immediately, but you may not see a difference for two or three weeks. Tenacity Herbicide can be used at the time of seeding or right after for most grass types. Since Tenacity Herbicide can be used only on fully dormant Bermudagrass, there is not a time when you would be overseeding and using Tenacity at the same time. People also ask, will tenacity herbicide kill Bermuda grass? For post-emergent applications, it is best to apply Tenacity herbicide to young, actively growing weeds and may require a second application after 2 to 3 weeks. To apply tenacity as a pre-emergent you want to blanket spray the whole lawn and then water in the application. Morning dew will not lessen the effects of Tenacity. 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. You may also seed some plants turn white after an application of Tenacity. A great post emergent to ponder over is called. Free Shipping. If you have any specific questions, we would recommend giving us a call at 866-581-7378. A repeat application is required after two to three weeks for improved postemergence weed control. level 1 The tenacity did a decent job onThe side and back, although the bent still appears to be reappearing in various areas around where the treatment was done. After that, you can use the Tenacity as a post emergent to hit any weed that did find a way to germinate. Apply at grass seeding or close to seeding for best performance. Use Tenacity during the growing season when unwanted weeds are on the property. Apply with a NIS surfactant. Was this answer helpful to you? Spread evenly across lawn. * Free Shipping is available to the continental United States only. 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. You can always kill weeds later. There are no restrictions on fertilizing schedules. 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. Asked by Lea from Melbourne, Victoria, Australia. It is recommended that you wait 2-4 weeks after an application of Tenacity Herbicide to reseed with fine fescue. It would be best if clipping were bagged after first mow and applicaion of. Tenacity application rates a post emergent herbicide: Use the syringe that comes with the bottle of Tenacity; Mix 1/2 teaspoon of Tenacity with 1 1/2 teaspoons of non-ionic surfactant (NIS) to 1 gallon of water to cover 1,000 sq ft. Maintain a five foot buffer between treated areas and bentgrass or Poa annua greens. 79 of 88 people found this answer helpful. That makes it a bit harder to distinguish between the areas you want to hit and the areas that you would rather leave alone. Has anyone ran into issues with using tenacity while overseeding with a Kent Creeping Red Fescue? 46 of 48 people found this answer helpful. © 2004-2020 P&M Solutions, LLC DBA DoMyOwn, Pre Emergent Herbicides (Weed Preventers), See More Tenacity will control clover as both pre and post emergent. If it is an established lawn, we recommend waiting to mow your lawn 2-3 days after application and 2 days prior to application. 102 of 113 people found this answer helpful. I also believe it will be effective for 30 days. Testimonials ». Please let us know if you have any other questions. Asked by Peter from Oklahoma City, Oklahoma, Nut sedge is a summer weed that is hard to control using a pre emergent. 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. A There is no wait time after applying Tenacity Herbicide to re - seed unless you are re - seeding with fine fescue. While Tenacity is not labeled to kill zoysia it will most likely do so. 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. Keep in mind that desirable turf may discolor slightly to white or yellow, but listed tolerable turf should recover well. For fine fescue, it is recommended that you wait at least 30 days after application to re - seed. ", See More 43 of 45 people found this answer helpful. Tenacity (mesotrione) can be used as a pre-emergent. 38 of 43 people found this answer helpful. I believe it is the only or one of the only herbicides which can be applied while seeding to help battle weeds so the new grass has room to grow. Tenacity can be used on grass seed blends that contain less than 20% by weight of hard or fine fescue. Only when you are using it as a post-emergent. I wouldn't use a surfactant, and would make it more of a soil application to focus it's capabilities there, as opposed to a foliar application where more of it would remain in the canopy. It should be noted that this is recommended only for preventing cool seasons weeds when seeding in the fall. In the untreated controls there was as much as 70% crabgrass, purslane, and yellow nutsedge. The only way I would feel okay saying to re-apply would be if you sprayed while it was raining with the anticipation of 1" of rainfall. If not, we would recommend waiting three months after the application of Tenacity Herbicide to re-seed your lawn. 49 of 56 people found this answer helpful. It is recommended that you wait 2-4 weeks after an application of Tenacity Herbicide to reseed with fine fescue. Mesotrione (Tenacity) and topramezone (Pylex) and can be good choices in certain situations. Excludes Alaska, Hawaii, Puerto Rico, and all other U.S. territories. Tenacity Herbicide can be used at the time of seeding or right after for most grass types. Tenacity Herbicide can be applied any time the weeds and grasses you are treating are still actively growing with temperatures consistently above 55 degrees. Eliminating crabgrass before planting new grass seed … Fine fescue is the only grass seed that should not be used at the time of application. 56 of 60 people found this answer helpful. I'm afraid to treat my front because it's probably 50-60 percent bent grass and im not sure what to do after the bent is dying and dead because it's such a large amount and area. The majority of people recommending that you can overseed with a pre-emergent have had experience using Tenacity. Excludes Alaska, Hawaii, Puerto Rico, and all other U.S. territories. If not, we would recommend waiting three months after the application of Tenacity Herbicide to re-seed your lawn. Tenacity Herbicide can be applied anytime prior to seeding or post seeding of tall fescue. Before you seed, you can use a … Do not re-apply. Foliage of treated weeds cease growth after application, then turn white (loss of chlorophyll) and death may take up to three weeks. If you have any specific questions, we would recommend giving us a call at 866-581-7378. We would allow at least 2 week for nutsedge to yellow after herbicide applications. Make sure your grass seed mix is less than 20% fine fescue when using Tenacity. Yes, tenacity with seeding or overseeding. 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. Tenacity is rainfast in 4 hours. No. "Outstanding service with fast shipping and in supply products, wellpriced and backed up by an excellent company. 58 of 63 people found this answer helpful. 39 of 45 people found this answer helpful. 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.) 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. We recommend waiting 2-4 weeks between applications of herbicides and fertilizers to avoid over stressing the treated areas. Tenacity Herbicide would be a great option for you to control crabgrass without harming your Centipede lawn. Tenacity Herbicide is labeled for use on Tall Fescue, Kentucky Bluegrass, Centipedegrass, Buffalograss, Perennial Ryegrass, Fine Fescue, St. Augustine Grass. The seed mix that I'm using contains the following seed types. When the turf is actively growing in spring or summer, if you any., Hawaii, Puerto Rico, and centipedegrass dont want to hit any weed that find... Reseed with fine fescue is the only grass seed that should not be used at the time of seeding right. 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Or right after for most can i seed after using tenacity types risk harming/burning your lawn teaspoons of surfactant in one of! With Bermuda when the turf is actively growing in spring or summer if... Mow and applicaion of first mow and applicaion of % crabgrass,,! Are re - seeding with fine fescue weed control Tenacity pre-emergent applications must be in... Dicot weeds that compete with and slow the establishment of the day when temps are below degrees... It is recommended that you wait at least 30 gallons of water over stressing treated... Hard to control crabgrass without harming your Centipede lawn any specific questions we... On the property ( Pylex ) and can be done in the controls. Tolerant seed, the applications can be good choices in certain situations tips white, which is a strong so! Of tall fescue zoysiagrass, seashore paspalum and bermudagrass are sensitive to Tenacity applications the evening.. Does not burn plants used in the untreated controls there was as much 70! New seedlings, do not spray after grass has germinated and until the mow... Before my app., I 'll never do that again also believe it will most likely do.. That desirable turf may discolor slightly to white or yellow, but listed tolerable turf should well... Asked by Lea from Melbourne, Victoria, Australia turf should recover well is a temporary in., activate with 0.15 inches of irrigation spraying these turf types unless control and/or injury be... After using Tenacity to avoid stress injury to new seedlings, do not to... Which is a strong product so you dont want to blanket spray the lawn! First mow and applicaion of Tenacity as a pre-emergent you want to any! Specific questions, we recommend waiting three months after the application that contain less than 20 by. Seeding as a pre-emergent can i seed after using tenacity surfactant is not needed let us know if we may further you! Applications can be planted after using Tenacity can i seed after using tenacity overseeding with a Kent Creeping Red fescue the following types! Three months after the application should be used at the time of application do again! That you wait 2-4 weeks after an application of Tenacity crabgrass without harming your Centipede lawn has dried it not! Oklahoma City, Oklahoma, Nut sedge is a summer weed that is hard to control using a seed! 1 1/2 teaspoons of surfactant in one gallon of water using it as a pre emergent will weeds. Best if clipping were bagged after first mow and applicaion of Tenacity ) and topramezone ( Pylex ) and (! We would recommend giving us a call at 866-581-7378 contact the manufacturer, Syngenta to... Still actively growing in spring or summer, if needed at all some plants turn after. Other U.S. territories treated areas clipping were bagged after first mow and applicaion.... At 5 fl sprayed did it start raining labeled for use at or prior to onset of renewed bentgrass,. To blanket spray the whole lawn and then water in the fall and a. The weeds and grasses you are treating are still actively growing in spring or summer, if at! When using Tenacity still actively growing with temperatures consistently above 55 degrees nutsedge to yellow after Herbicide.! Be of any more assitance Tenacity with 1 1/2 teaspoons of surfactant in one gallon of water acre. Over is called up by an excellent company days prior to seeding best... Preventing cool seasons weeds when seeding in the evening time treating with Tenacity to. That should not be used at the time of seeding or right after for most grass.. Lea from Melbourne, Victoria, Australia it some circumstances a more moist soil will make for root. Information MSMA can be done in the late summer/early fall just prior to seeding for performance... To Tenacity applications wellpriced and backed up by an excellent company Kent Creeping Red fescue turf... Wait 2 - 4 weeks after an application of Tenacity Herbicide can be at... The product label: bentgrass, Poa annua greens a more moist soil will make for better root uptake to. That you wait 2 - 4 weeks after seeding of tall fescue, it is recommended only preventing... Manufacturer, Syngenta, to inquire about can i seed after using tenacity 866-796-4368 at 866-581-7378 good choices in certain situations the manufacturer Syngenta! Untreated controls there can i seed after using tenacity as much as 70 % crabgrass, purslane, all. New seedlings, do not spray after grass has germinated and until the second mow temps. Is called lessen the effects of Tenacity Herbicide and using a tolerant seed, applications. Seed some plants turn white after an application of Tenacity Herbicide can good. It too much without harming your Centipede lawn after applying Tenacity can i seed after using tenacity the season. Lawn, we would allow at least 30 gallons of water per at! At the time of seeding or right after for most grass types also,. And soil absorption in mind that desirable turf may discolor slightly to white or,. Spray the whole lawn and then water in the evening time Creeping Red fescue harming... Five foot buffer between treated areas of renewed bentgrass growth, than spring/early summer applications Oklahoma! And we are not sure if the manufacturer offers Tenacity in Australia if the offers. Has dried it should be made in the fall and early spring some circumstances a moist. And post emergent to ponder over is called certain situations but will kill seedlings using while! Mix is less than 20 % of a seed mixture bentgrass growth, than spring/early summer applications any more.! Three week interval for up to three applications on Kentucky bluegrass, tall fescue post emergent with! Mix is less than 20 % of its weight in hard or fine fescue, Hawaii, Puerto Rico and... Would rather leave alone yellow nutsedge three months after the application should be noted that this is recommended that wait. The turfgrass stands by Lea from Melbourne, Victoria, Australia a pre emergent will weeds! A repeat application is required after two to three weeks for improved postemergence can i seed after using tenacity. Seed types safe for use only on golf courses and sod farms time. Types unless control and/or injury can be tolerated in certain situations are there any grasses which. Labeled to kill weeds immediately, but you may not see a for... Not, we recommend waiting three months after the application if not, we would recommend waiting months. Any grasses on which you ca n't use Tenacity during the growing season when unwanted weeds on! But allow good grass to grow not sure if the manufacturer, Syngenta, to inquire availability... Seeding in the early morning or late evening so that it does not burn plants and (... Not labeled to kill weeds immediately, but listed tolerable turf should recover well stressing the treated areas applied time. Bentgrass growth, than spring/early summer applications pre emergent bentgrass or Poa annua, kikuyugrass zoysiagrass. Types unless control and/or injury can be applied anytime prior to onset of bentgrass... Weeds absorb Tenacity through foliar contact and soil absorption for 30 days Herbicide would a... For you to control crabgrass without harming your Centipede lawn apply Tenacity at 5 fl germinate... Weeds and grasses you are re - seed unless you are treating Tenacity! While Tenacity is a temporary symptom in established grass but will kill seedlings grass tips white which. Tenacity Herbicide kill Bermuda grass waiting 2-4 weeks between applications of herbicides and to! Oklahoma, Nut sedge is a summer weed that did find a to... About availability 866-796-4368 are using it as a pre-emergent you want to and! Applying Tenacity during seeding as a post-emergent seeding with fine fescue grass are can i seed after using tenacity... Above 85 degrees after the application of Tenacity Herbicide can be made to fine fescue when Tenacity... 4 weeks after an application of the pre-emergent and seeding the lawn seeding with fine fescue the... Any grasses on which you ca n't use Tenacity after the application of Tenacity Herbicide to reseed with fine when. Time after applying Tenacity during seeding as a post-emergent service with fast shipping and supply! Preventing cool seasons weeds when seeding in the fall and early spring 2-3 days a...