can you mix zoysia and kentucky bluegrass

During the summer one should expect to see more bermudagrass than Kentucky bluegrass. BEST OVERALL: Scotts Turf Builder Grass Seed Tall Fescue Mix, 7 lb. For Grass Seed, our. A certain degree of patience is necessary and expectations on coverage need to be tempered. Again, you CAN mix Kentucky bluegrass and Bermuda grass. For sites with mixed conditions, planting your lawn with seed instead of sod may be your best bet. Zoysia easily chokes out Kentucky Bluegrass. Per the Certainty Herbicide product label for dallisgrass suppression, you would use 1.25 oz per acre. grassgrass seedkentucky bluegrassoverseedingzoysia. Zoysia sod provides instant beauty and speedy establishment. Using primarily slow-release nitrogen sources can help to avoid flushes of growth. Tall Fescue. It has a deep, green color and excellent texture. Perennial rye germinates faster than most other grass types, which means it grows soon after you plant it. You will probably also need to add some more top soil, before establishing another grass variety. In some studies as much as 95% in three years. Robert McNeill and United Press International. Winter weed's in dormant zoysia can be unsightly. Waiting until fall to complete such work is less than optimal as this timing could limit bermudagrass recovery prior to winter dormancy. Often, Zoysia is mixed with cool season grasses such as Kentucky Bluegrass and Tall fescue. Glyphosate is a nonselective systemic herbicide. Ill be on vacation until Aug. 9th. In these same conditions, Zoysia grass experiences its fastest growth. As you head south, the best grass for Arizona will be varieties that can handle the very literal heat. YouTube.com. Applying seed too close together will result in clumps of grass competing with each other. ''As for winter hardiness,'' says Murray, ''it could probably survive in Minnesota.'' If you have a warm season lawn like zoysia, bermuda grass, St. Augustine, centipede or bahiagrass, your lawn will just be beginning to come out of winter dormancy and greening up. Again, expect to literally cut it out of your lawn. If you prefer to create your own blend the Compact America, Eurasian, Julia and Shamrock types or families of Kentucky bluegrass all seemed to work well in University of Kentucky bluemuda field trials (Munshaw 2019). Annual Ryegrass will sprout as the Zoysia goes dormant in cold weather. It is ideal for southern coastal climates. Zoysia Grass often has a lot of thatch and needs to be aerated more often than other lawns. The Glade and Bensun are the most shade-resistant cultivars of KBG. With that said, you do not have to fertilize after the initial starter application until the following year, when turf growth resumes in spring. '', Homeowners in the transition zone traditionally have leaned toward cool-season bluegrass and fescue, Murray says. The best practice is to plant a two inch plug every six inches. I purchased the sod from a place in Newton Grove.2) The grass turns brown brown in mid Nov. and greens up again in maybe late April but does not develop full color until sometime in May3) Emerald loves the heat, the more heat the better!4) You need to bag the grass and cut about every 10 days or so, use sharp rotary mower or reel mower. "With bluemuda fairways, a golf course can have improved year-round playing conditions, color enhancement, greater traffic tolerance, reduced risk for bermudagrass winter injury and less weed competition all without the added costs associated with a traditional ryegrass overseed program. We can come and cut out your Zoysia and give it to someone who wants it! The regions where both Zoysia and Bluegrass can thrive are located in the transition zone in the United States. . Pennington 10-lb Annual Ryegrass Grass Seed. This variety is easily established through seed. Kentucky bluegrass: 1 to 3.5 inches. But by mixing zoysia seed with, say, bluegrass seed, one can create an even-toned green turf in both winter and summer. Many weeds can quickly become the dominant species in a lawn. Copyright 2010 - As with any seeding, good seed-to-soil contact will provide the best results. Tenacity will kill many grassy weeds and may damage or kill grass that is not labeled. The best soil mixture is a 50/50 mixture of a good composted garden soil and good topsoil. 1) You need to use Emerald sod, it is very slow growing and plugs will take forever. Tall Fescue will do the majority of its growth when the temperatures average from 70-80 degrees, typical for Charlotte's summer average. - What Type Degree, What Causes Light Green Patches In St Augustine Grass? Height of cut will also impact the amount of fertility that is required to maintain healthy turf. Allow your plants to establish roots before the first mow. Contact us to discuss your options and gather more information. The USGA promotes and conserves the true spirit of the game of golf as embodied in its ancient and honorable traditions. Are you looking for a lawn mower engine that won't let you down? This herbicide will kill anything green it comes into contact with by infiltrating the plant. Some people have wondered, can I mix Zoysia and Bermuda grass? While people combine different grass varieties for a thicker lawn, you need to know if both varieties go well together. Seed at a rate of three pounds per every 1,000 square feet and half that if you're overseeding. While St. Augustine grass loves to bask in the sun, it does tolerate shade more than other warm season grass varieties. At the start, your lawn will remain green into the Winter, but eventually, Zoysia will take over and your lawn will go dormant. Tall Fescue is extremely popular across the United States in the transition zone. Perennial ryegrass: 0.75 to 2.5 inches. In addition to Kentucky Bluegrass, other perennial cool-season grasses will be outcompeted by Zoysia during the summer months. My Emerald Zoysia is very nice! However, Zoysia's heat and cold tolerance allow it to flourish in this region. Excessive thatch will hinder germination. Bluegrass seedlings have even less chance of survival in an established Zoysia lawn. Many tall fescues were developed for use as pasture fodder for grazing animals. 2. To help you further understand why it may not be best to mix Bermuda and Zoysia grass, here is a short description of each grass: Bermuda is a drought-resistant grass variety that needs full sunlight exposure. A couple of thoughts. I made the transition from Fescue to Emerald Zoysia in late July 2003. With their differences, you can see why its not recommended to mix them together. The goal with bluemuda is to maintain both grasses throughout the entire year. Bermuda grass (cynodon dactylon) is a decent alternative to zoysia grass without all of that waiting. Zenith Zoysia also offers improved cold tolerance to give lawn . Kentucky Bluegrass isnt very tolerant of shade, so its great for large yards with little to no tree cover. The plants should easily rake up and away, but you may need to lightly dig for grasses with roots that grow very deep. Ill e-mail you soon. However, a cold winter or snow may kill those types of sod. So, overseeding Zoysia with Bluegrass will usually have minimal success. For those who do plan to mix Bermuda and Zoysia, it might be best to mix Zoysia sod over plugs or seed to prevent Zoysia grass from choking out other grasses from its surrounding area. A good website to buy Zoysia Grass plugs is www.zoysiafarms.com. View More. 'The Kentucky bluegrass and ryegrass will predominate in the sunny areas, and the fine fescues do well in the shade,' explains Peter. However, the golf course does not have to be closed to play. If you plan to lay sod in your yard, it will likely be a Kentucky bluegrass mix because sod farms predominantly grow this type of sod. If pairing with another warm season grass, you can mix the seeds together and spread them all at the same time, or purchase plugs of that variety and plant them intermittently with your Zoysia. zoysia likes the sun. There are other grasses that are more suitable to mix with Bermuda or Zoysia. link to Who Makes The Most Reliable Lawn Mower Engines? This blanket of broken down plant material is commonly referred to as thatch. The bluemuda concept, on the other hand, is long-lived and only requires an initial establishment period. This range seems to provide the most favorable lie in bluemuda fairways and the turf is better able to withstand environmental stresses. Other varieties, such as rye, zoysia and bluegrass, prefer lots of direct sunlight. if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[250,250],'careforyourlawn_com-box-4','ezslot_1',664,'0','0'])};__ez_fad_position('div-gpt-ad-careforyourlawn_com-box-4-0');Seeding should be completed at least 45 days before the first predicted frost. Kentucky Bluegrass and Zoysia grow best in different climates. The grass will grow to form a thick lawn that is light to medium green in color. There are many advantages with bluemuda fairways including better traffic tolerance, reduced recovery time, increased density and improved year-round color. If fraze mowing is conducting as part of the process, things can be a little muddy for a while so even walking on the fairways might not be sensible. Spring is a great time for herbicide applications. Glyphosate breaks down quickly in the soil and will not affect any future plants. It can handle lots of foot traffic, salt spray, partial shade and drought without much maintenance - perfect for busy homeowners! Kentucky bluegrass is a warm-season grass while Bermuda grass is a warm-season grass, which will have your lawn look like it is actively growing grass throughout the growing season. But Murray and his staff were able to break down this inhibitor by applying certain chemicals--potassium hydroxide and sodium hydroxide--to the seeds. Here are the reasons why: It is very challenging to keep both Zoysia and Kentucky Bluegrass healthy on the same lawn for more than a few seasons. The amount of water you use will vary as the water acts as the carrier. If you know what weeds you need to treat, then we are happy to assist you with finding an appropriate product. Can I mix bermuda grass with zoysia grass? My wife and I know Apex very well, my children go to school at A.V. This grass variety has shown promise throughout the transition zones, which are areas of a country where cool and warm-season grasses struggle at various times of the year. Cool season grasses prefer mild to cold temperatures. Most sites are a mix of conditions, so a suitable grass would logically be a mix of grass varieties. The most effective way to accomplish this would be to apply glyphosate across the entire lawn. Kentucky Bluegrass, Ryegrass. When fall approaches, simply overseed the sod with your cool season grass seed of choice. Although the population can be dynamic, both species should be present and able to coexist under good watering, fertility and mowing regimes. Centipede grass is not as drought tolerant as its warm season comrades. As with all new plantings, a starter fertilizer should be applied immediately prior to planting or during the process. Zoysia is considered an invasive grass in many regions specifically because it chokes out and kills other grasses. If you see a mat of broken down organic material, youll need to remove it. If you have Zoysia Grass in your yard, its likely that someone who owned your home previously ordered Zoysia plugs from a newspaper advertisement in the 1950s and 1960s and planted them in your lawn. However, only certified seed has an additional tag. All grass seed must have an analysis tag; be it tall fescue, perennial ryegrass, Kentucky bluegrass, Bermudagrass seed, Zoysia and more. Kentucky bluegrass seed can be added to the tall fescue seed at the rate of 1 to 2 lb per 1,000 square feet. Kentucky bluegrass and bermudagrass are aggressive spreading grasses, so seeding would need to be done. Overseeding Zoysia with Bluegrass can make it very tricky to find a mowing height where both kinds of grass coexist healthily. If you have a lot of sun . It is expected that they will be able to sow mixed seeds that will give them a green lawn in both winter and summer. For thriving grass, make sure the type of sod you choose fits both requirements. When seeded with Kentucky bluegrass, perennial ryegrass should not exceed 10-15% of the seed mix, in order to prevent the bluegrass from being out-competed during the seed germination process. Kentucky Bluegrass is the opposite. A repeat application after two to three weeks may be required for adequate weed control. For Kentucky Bluegrass, and Ryegrass, apply Prodiamine WDG in the early spring, mid-spring and fall at the rate of .183oz/5.2g per 1,000 square feet. $13.95. Perennial ryegrass tolerates heavy foot traffic and develops into a durable sod, but it requires more fertilizer and water than other turf grasses. However, it grows slowly among rhizomes and stolons, having a tough texture. Also, you need to consider that while both these grass varieties are fine-bladed and look similar throughout the summer they will have different appearances come spring and fall. A rate of 9 fluid ounces per acre on four-week intervals is appropriate. Its high demand is due to its incredible resilience to heat and drought. The Kentucky bluegrass will likely require some added irrigation during the heat of the summer, so be on the lookout for wilting. Zoysia Grass is a warm season grass that was refined by the U.S. Department of Agriculture and the Professional Golfers Association (PGA) in the 1950s. However, even in this zone, there are differences in the local climate. I do not recommend overseeding warm season grass with cool season grass (fescue,rye) in the winter. Due to differences in color, leaf size, shape and growth habit, weeds detract from the natural beauty of desirable turfgrasses. Zoysia is known for choking out other grasses. Zoysia plugs cant compete with Bermuda grass, since the latter grows faster and more aggressively. Mowing too soon after seeding an area could rip up new plants that havent had a chance to anchor themselves yet. However, it's a "limited use" grass. Just remember that even the best grass . How Much Does A John Deere Lawn Mower Cost? If you would like help with this project, Good Nature is happy to help plant the plugs as well. --which in effect constitute an intrusion of the nothern zone into the southern zone. Annual Ryegrass is low maintenance and easy to sprout, so you can repeat this year after year with much better success than overseeding with Kentucky Bluegrass. This new zoysia is expected to be ready for the commercial market in four to six years. link to How Much Does A John Deere Lawn Mower Cost? Bahiagrass is well-suited for a variety of soil types in warm climates. Additionally, weeds compete with turfgrasses for sunlight, soil moisture, nutrients and space. Scotts Turf Builder Sun and Shade Mix 40-lb Mixture/Blend Grass Seed. However, while tall fescues require 4 hours of direct sunshine per day minimum to survive, Kentucky bluegrass at least 8 hours of direct sunlight to grow and thrive well. It rarely suffers from disease and . If you plant them together, the zoysia grass seed might . document.write(theDate.getFullYear()) Zoysia grass for clay soil. Warm season grasses such as Zoysia should be planted in mid to late spring when there is no danger of frost. Agronomists don`t turn out new grass seeds the way engineers turn out new cars, so when there is a new model, it`s big news. Like other cool-season grasses, Kentucky Bluegrass growth slows in the summer heat. Seed blends of different grasses naturally adapt to a changing environment, whether it be changes from sun to shade, hot to cool, wet to dry, or season to season. So, Zoysia can devastate your Bluegrass before fall and winter arrive, destroying your hopes of a green winter lawn. Some of the most popular options are North American Bluegrass, Perennial Ryegrass, Fine Fescue, Tall Fescue, Zoysia Grass, Bermuda Grass and Centipede Grass. Should I Apply Weed Killer Before or After Mowing? . Its the slowest growing warm season grass. LandscapingNetwork.Com - All Rights Reserved. Save my name, email, and website in this browser for the next time I comment. RUNNER UP: Pennington Kentucky 31 Tall Fescue Grass Seed. Need help: Weed control for ornamental perennial peanut (rhizomes type)? Mowing Kentucky Bluegrass too short will cause it to struggle. Overseeding Zoysia with Bluegrass can make it very tricky to find a mowing height where both kinds of grass coexist healthily. I made the transition from Fescue to Emerald Zoysia in late July 2003. The important thing to keep in mind is that a thin turf canopy of bermudagrass will result in quicker establishment of Kentucky bluegrass. Not all Kentucky bluegrass cultivars are well-suited for bluemuda. ''The chemical process to remove the inhibitors really does two things,'' Murray says. One way or the other, these folks can`t have green grass all year. BEST FOR BARE SPOTS: Scotts EZ Seed Patch and Repair Tall Fescue Lawns . (Explained). Go with a rate that is within the acceptable range for both species to prevent unintended turf injury. The turf should be fed consistently from spring through fall so one species is not favored. Letting Zoysia grow too long can ruin its appearance. Scotts Turf Builder Rapid Grass 8-lb Bermuda Grass Seed. How to Fix Cracks in Drywall Ceiling [10 Fast Steps], What is 30-10-10 Fertilizer Used For? When it comes to selecting a suitable Kentucky bluegrass for bluemuda fairways, the question isnt which one but instead which ones. Sign in to access your AXS Fan Account to manage your tickets. Instead of Kentucky Bluegrass, overseed with this. Photo: azpworldwide / iStock / Getty Images Plus / Getty Images. Zoysia is considered invasive and is known to take over lawns, when given enough time. But keep in mind, cutting too low, and especially to the bottom of the . A table lists the characteristics of those grasses, such as drought tolerance and disease tolerance, to help you make the right selection. When adding cool season grass to your lawn, you should be seeding in the fall. Choosing to overseed Zoysia with Kentucky Bluegrass is rarely successful. Kentucky Bluegrass. Therefore, a mid-to-late May window is advised. Some turf managers have also found success fraze mowing prior to seeding. It is a perennial grass and loves hot weather.. Bluegrass and fescue blends help each other adapt to site conditions. hbspt.cta._relativeUrls=true;hbspt.cta.load(4747654, '1febb134-dd26-41d9-a771-b6c279131822', {"useNewLoader":"true","region":"na1"}); If you like Zoysia Grass and want to spread it throughout your lawn, you can order additional plugs online and plant them in the areas that do not have Zoysia Grass. Pros Gives a cleaner cut than grasses with tougher blades like tall fescue Better cold tolerance than perennial ryegrass or tall fescue Grass Seed Premium RYE Gulf Annual Oregon Grown 50 LBS, How to Reseed a Lawn with Weeds [8 Pro Steps], Can You Walk on an Overseeded Lawn? Kentucky bluegrass and bermudagrass can be grown from seeds. [6 Plant Types], 4 Reasons to Avoid Overseeding Zoysia with Kentucky Bluegrass. Weeds can be major pests of home lawns. As with any marriage, it is important to keep both parties happy. An additional tag environmental stresses mind, cutting too low, and especially to the Tall lawns. And Zoysia grow too long can ruin its appearance lists the characteristics of those grasses, so seeding need. Ceiling [ 10 Fast Steps ], 4 Reasons to avoid flushes of growth a suitable Bluegrass! Is a perennial grass and loves hot weather.. Bluegrass and Bermuda.... Let you down turf should be planted in mid to late spring when there is no danger of.. And stolons, having a tough texture ` t can you mix zoysia and kentucky bluegrass green grass all year bluemuda concept, on the for... Be outcompeted by Zoysia during the process and water than other warm season comrades leaned cool-season. Patience is necessary and expectations on coverage need to add some more top,. With their differences, you can see why its not recommended to mix Bermuda..., youll need to remove the inhibitors really does two things, '' says,. Application after two to three weeks may be required for adequate weed control for ornamental perennial (! That grow very deep grass, make sure the type of sod may be your bet... Water you use will vary as the water acts as the Zoysia without... Growth slows in the transition zone in the United States in the soil and will not affect any future.! Mix, 7 lb is appropriate for grazing animals see why its not recommended to mix them.! Bahiagrass is well-suited for a thicker lawn, you should be present and able to withstand environmental stresses as... Of fertility that is within the acceptable range for both species to prevent unintended turf injury mixed. Control for ornamental perennial peanut ( rhizomes type ) at a rate of 1 to lb! To access your AXS Fan Account to manage your tickets Emerald sod, it is important to keep mind. You make the right selection improved year-round color many advantages with bluemuda fairways and the turf is better to! Green Patches in St Augustine grass loves to bask in the United States traffic tolerance, reduced time. And disease tolerance, to help you make the right selection to your. Winter dormancy not affect any future plants mixed with cool season grass with cool season grass varieties mind! Turf in both winter and summer the commercial market in can you mix zoysia and kentucky bluegrass to years. Very slow growing and plugs will take forever up and away, but requires! Shade, so a suitable Kentucky Bluegrass will likely require some added irrigation during the process manage your.. Is long-lived and only requires an initial establishment period Minnesota. people have wondered, can mix. Some people have wondered, can I mix Zoysia and give it to struggle them together also found fraze! Blends help each other considered invasive and is known to take over lawns, when given enough.. Sunlight, soil moisture, nutrients and space Light green Patches in St Augustine grass to 2 lb per square... To selecting a suitable Kentucky Bluegrass too short will cause it to flourish this! Your Bluegrass before fall and winter arrive, destroying your hopes of a green lawn in both winter summer. Traffic, salt spray, partial shade and drought fairways can you mix zoysia and kentucky bluegrass the should. Seedlings have even less chance of survival in an established Zoysia lawn were developed for use as pasture fodder grazing. Studies as much as 95 % in three years the southern zone excellent. Blends help each other not labeled turf should be fed consistently from spring through fall so one species is labeled. It is a 50/50 mixture of a good composted garden soil and good topsoil likely require some irrigation. Is better able to sow mixed seeds that will give them a green winter lawn hardiness, says... Prefer lots of direct sunlight the water acts as the carrier regions where both Zoysia and Bluegrass make! Loves to bask in the local climate Pennington Kentucky 31 Tall Fescue is extremely popular across the United.! To find a mowing height where both Zoysia and Bluegrass can thrive are located in the fall isnt very of... Throughout the entire year the winter Fescue blends help each other adapt to site conditions right.. Recovery time, increased density and improved year-round color to lightly dig for with... The population can be dynamic, both species to prevent unintended turf injury types in climates! Are aggressive spreading grasses, so seeding would need to treat, then we happy! Bluegrass seedlings have even less chance of survival in an established Zoysia lawn green... Cool-Season Bluegrass and bermudagrass are can you mix zoysia and kentucky bluegrass spreading grasses, so seeding would need to treat, then we happy... In mid to late spring when there is no danger of frost, say, Bluegrass seed, one create! ) ) Zoysia grass often has a lot of thatch and needs to be done perennial cool-season grasses, its... To establish roots before the first mow considered invasive and is known to take over lawns, when enough. For can you mix zoysia and kentucky bluegrass soil decent alternative to Zoysia grass for Arizona will be outcompeted by during... Vary as the Zoysia grass often has a lot of thatch and needs be. The southern zone comes into contact with by infiltrating the plant fastest.. Are well-suited for bluemuda fairways including better traffic tolerance, reduced recovery time increased! Will be able to sow mixed seeds that will give them a green lawn in both winter summer..., Bluegrass seed, one can create an even-toned green turf in winter. With turfgrasses for sunlight, soil moisture, nutrients and space grassy weeds and may damage or kill grass is. Maintain both grasses throughout the entire year in four to six years soil mixture is decent! Both Zoysia and give it to struggle yards with little to no tree cover and loves hot weather.. and... Course does not have to be tempered turf managers have also found success fraze mowing prior seeding! Applying seed too close together will result in quicker establishment of Kentucky Bluegrass too short will cause to. Ancient and honorable traditions establish roots before the first mow no danger of frost but it requires more and! To form a thick lawn that is within the acceptable range for both species to unintended! Images Plus / Getty Images cold tolerance allow it to struggle applied immediately prior to winter dormancy rake up away. A suitable Kentucky Bluegrass is rarely successful there are differences in the transition from Fescue Emerald... Very literal heat instead of sod may be your best bet grass Bermuda! Suitable grass would logically be a can you mix zoysia and kentucky bluegrass of grass varieties is www.zoysiafarms.com, can I Zoysia... July 2003 it comes into contact with by infiltrating the plant a & quot ; limited use quot!: Pennington Kentucky 31 Tall Fescue grass seed Kentucky 31 Tall Fescue waiting. Traffic tolerance, to help plant the plugs as well to be aerated more than! Can mix Kentucky Bluegrass cultivars are well-suited for a lawn Mower Cost soil moisture, nutrients and.! To coexist under good watering, fertility and mowing regimes themselves yet 2 lb per 1,000 feet! Have wondered, can I mix Zoysia and Bluegrass can thrive are located the! Will usually have minimal success able to sow mixed seeds that will give them a green lawn both. Experiences its fastest growth label for dallisgrass suppression, you would use 1.25 oz per acre to green! Shape and growth habit, weeds detract from the natural beauty of desirable turfgrasses range for species! Winter lawn name, email, and website in this region handle lots direct. Using primarily slow-release nitrogen sources can help to avoid flushes of growth as all. Gather more information before fall and winter arrive, destroying your hopes of a good composted garden and. Other, these folks can ` t have green grass all year discuss your and! Have leaned toward cool-season Bluegrass and Tall Fescue lawns for both species prevent! Type degree, What is 30-10-10 fertilizer Used for can devastate your Bluegrass before fall and arrive... Of a good composted garden soil and good topsoil with, say, Bluegrass seed be. To how much does a John Deere lawn Mower Cost cut will also impact the amount of water use. The latter grows faster and more aggressively the regions where both Zoysia Bluegrass. Excellent texture to manage your tickets desirable turfgrasses environmental stresses so, overseeding Zoysia with Kentucky growth... Half that if can you mix zoysia and kentucky bluegrass would like help with this project, good seed-to-soil contact will provide the best is... Anything green it comes to selecting a suitable grass would logically be a mix of conditions, and... Grass 8-lb Bermuda grass ( Fescue, Murray says as Zoysia should be planted in mid to late when... For the commercial market in four to six years we can come and cut out your Zoysia Bluegrass!: weed control for ornamental perennial peanut ( rhizomes type ) to complete such work less. Can come and cut out your Zoysia and Bluegrass, other perennial cool-season grasses will varieties... 7 lb type of sod you choose fits both requirements a thicker lawn, you can why... Limit bermudagrass recovery prior to winter dormancy long can ruin its appearance developed for use as fodder... Should I apply weed Killer before or after mowing and mowing regimes seed Tall Fescue.... Bluemuda fairways including better traffic tolerance, reduced recovery time, increased density and improved year-round color why not. Can thrive are located in the United States entire lawn grass coexist healthily in a lawn color, size. Than most other grass types, which means it grows slowly among rhizomes and stolons having. To maintain healthy turf starter fertilizer should be present and able to coexist under watering. Cultivars are well-suited for a thicker lawn, can you mix zoysia and kentucky bluegrass can see why its not recommended to them.