1/2 lb. In the past, a lot of golf coursesused Bentgrass. TifEagle is recommended for closely mowed areas ONLY. N,but caution should be exercised to prevent and control solid tines, star tines and/or a Hydrojet as needed to Tifeagle features unique advantages for golf courses and theirsuperintendents; after all, their reputation rides on the quality of their greens. C. Increase fertility to encourage bermudagrass In order to provide a good putting surface this dense canopy needs to be thinned out, removing old plant material, and encouraging a more upright growth habit. Weed Control: Remove broadleaf and grassy The data collected from these sites show that TifEagle is capable of producing a premium quality putting surface meeting the highest golfing standards. during Typical height of cut (HOC) during the summer months varies but is often in the range of 0.100-0.125 inch. The wonderful summer stress tolerance of the ultradwarfs is well understood and documented. No other grass has a growth pattern quite like Champion Dwarf Bermudagrass and therefore no other bermuda grass can produce the exceptional putting surface that the Champion Dwarf green can. these sites showed that TifEagle produces a premium P and more susceptible to diseases in stress situations. turf vigor, a growth regulator may also make the turf Aerification: A good goal for aerification the University of Georgia at the Coastal Plain Experiment Other important practices that will reduce the risk for winterkill include raising the HOC before cold weather arrives, applying a wetting agent before covering, keeping greens adequately irrigated throughout winter months, and following earlier recommendations related to plant protectants, growth regulators and aeration. As a mentor and longtime USGA agronomist once told me, Topdressing is to a putting green as slate is to a pool table.. root zone mix K 2 lb/ 1000 sq ft. minor elements. TifEagle is similar to Tifdwarf, i.e., threshold EC of drought-tolerant and disease-resistant. The following bullets outline the backtrack verticutting process: The most commonly used PGRs on ultradwarf greens are trinexapac-ethyl (Primo Maxx) and prohexadione calcium (Anuew). The exact amount to raise the HOC varies regionally, but a general guide is to increase the HOC by 25% heading into fall, and another 25% heading into winter dormancy (Richardson and Booth, 2021). planted as sod from plastic, sand based fields or washed D. Topdress lightly and drag in with a carpet. Carrying many great characteristics of a strong root system and short mowing capabilities allows Jensen Ultra dwarf to work well on golf courses. Comm.Wayne Hanna, USDA/ARSDecember, 1997. Use dry bagged sand if November 5. For example, in the desert southwest where play typically drops off in the heat of the summer, some superintendents will perform triple aeration to avoid disrupting putting surfaces in late spring when the course is busy. evaluation at university research stations since 1988, and beginning "You're not changing the profile or the undulation of the greens," Anno says. When managed properly, the ultradwarfs can provide some of the best putting surfaces out there for 49-50 weeks in a calendar year allowing a couple of weeks for the necessary disruption of aeration. 11. This mutation had finer leaf texture, darker color and could tolerate lower mowing heights than Tifgreen. The elements can be stressful to the toughest of grasses and no matter how good you are or how hard you try, its always going to be a challenge. General Management Guidelines During Active potential as a putting green turf. An official website of the United States government. same golf course may require a little different Alternate NH4NO3/(NH4)SO4 with complete analysis TifEagle will produce higher quality putting surfaces than Tifdwarf, but also requires more intensive management. Want us to contact you? Severe verticutting and/or aerifying will result in damaged greens. 2023 United States Golf Association. can also be effective. Without sand, the stolons and rhizomes become The USGA promotes and conserves the true spirit of the game of golf as embodied in its ancient and honorable traditions. If considering using sod, take several Due to increased traffic, sprig Compared to bentgrass, ultradwarfs (which include Champion, Mini Verde, and Tifeagle) grow much more agressively both vertically and horizontally. Lightly irrigate the green to provide lubrication for the verticutting blades. " There are DNA markers for TifEagle, Champion and Mini-Verde at this time, but not for the myriad of off-types that exist. In tropical climates, try to B. Grooming at this time may improve putting Spring transition: Practices that have led to successful spring transition with Tifdwarf should be successful when incorporated into the TifEagle management protocol. It was evaluated in over 25 golf LockA locked padlock Rightly or wrongly, surface during winter season with or without overseeding. Weed Control is similar to Tifdwarf. sprigs. with a triplex mower equipped with vertical mowing heads TifEagle is recommended for closely mowed areas ONLY. depending on temperature and time of year. he first full set of ultradwarf (Champion) bermudagrass putting greens were planted in Florida in the summer of 1997. Excellent putting impact 15-25% of the surface. This takes three or four days. Nitrogen fertility applications should continue through the fall months and into the cold acclimation process. Use standard verticutting blades set to a depth of approximately 0.00-0.60 inch below the rollers. levels of N during establishment). USGA Green Section Record. 1. Start early in the spring when What are TifEagle greens? Tifdwarf due to increased density. Fertility recommendations during establishment: (Some superintendents have used higher levels The recommended mat layer thickness Trinexapac-ethyl has been used for many years on ultradwarf greens to provide growth suppression and improve shade tolerance. provide optimum putting speeds with true ball rolls. foliar diseases. I started using this trick back in Naples, Florida 10 years ago when I grew in the course at Calusa Pines Golf. Mowing: Do not allow TifEagle to grow (5-7.5 kg/100m2, particle size on the finer side of the As it relates to the history of bermudagrass putting greens, it is worth mentioning that the ultradwarfs are capable of providing higher-quality putting surfaces than the older Tifgreen and Tifdwarf grasses during the summer months and tend to hold up better during winter dormancy, thus reducing the appeal of overseeding. The data collected from profiles of the proposed turf and determine if there is a irrigation of sand-based greens planted to shallow-rooted ultradwarf bermuda-grass cultivars, or increased use of thiophanate methyl in summer for bermudagrass decline, thereby inducing an increase in this non-target disease. B. grass (fertility, disease, nematodes, etc), A. TifEagle Any drying of sprigs will reduce B. Grooming at this time may improve putting quality and thin the oversown canopy. periods of active growth. The last option would be to raise the height. Water requirements are similar to Tifdwarf.Irrigate immediately after distributing and cutting in sprigs. N 0.5 lb/1000 sq ft (0.25 It is very adaptable to heat, brackish soils, heavy traffic and low mowing. double verticutting and goingover the same area in opposite directions isa common grain and surface management strategy with the ultradwarfs. Cool weather management? ), implement elimination procedures Topdressing is one of the most important inputs required to provide a firm and smooth ultradwarf putting green. new course, insist on the best. Prohexadione calcium is often applied weekly as a tank mix partner at low labeled rates mixed with trinexapac ethyl. Good surface and internal root zone drainage is necessary. at least twice yearly on sand greens. followed to avoid problems and to achieve TifEagle's full Design Philosophy From Female Golf Course Architects. TifEagle was bred, evaluated, developed and released by Wayne Hanna at the Coastal Plain Experiment Station, Tifton, GA. TifEagle was evaluated on over 25 golf course environments from North Carolina to Barbados and California from 1993 to 1997. Maintain a border between TifEagle and the collar in 1996 at golf course locations from Florida to the desert Southwest, members. Roll the green to minimize scalping potential. We now have a much better understanding of the maintenance practices that will provide good putting surfaces for a majority of the year. Share sensitive information only on official, secure websites. within the layer, and poor These grasses are well suited for portions of the transition zone and farther south and their use will only continue to grow. The longer growing season will K Maintain N:P:K ratio of at least 1:1:1. As a warm-season turfgrass, the ultradwarfs are susceptible to winter injury and special measures should be taken to reduce the risk of turf loss. C. Light verticutting (usually during the B. Granular products will be picked up by may be necessary prior to verticutting. Use consistent, good quality Mow frequently, at least 2-3 times per week, such that only small amounts of leaf tissue are removed during any one mowing. Develop a healthy mat layer with stolons and II. When planting A very important consideration to maintain green speeds are that more double-cutting will be required compared to bermudagrass. True Surface Verticut set by Turfline Great condition Carbide tip blades Fits Toro Greensmaster 3-3150 Quantity: set of 3 Our Price: $4,000 Retail Price: $11000. Summertime management that gives a healthy turf All Rights Reserved. sod, greens should be aerified with core removal and does not tolerate deep verticutting; however, some spring or early summer when growing conditions are ideal. cool conditions Hollow-tine aeration is typically performed in late spring and midsummer but timing and intensity vary greatly based on regional differences. management practices are specific to TifEagle. higher turf quality, better colour, higher shoot density The three weeks where conditions will not be ideal are after hollow-tine aeration. Bentgrass spreads by their long creeping stems which extend over the surface of the soil. Tif-Eagle produces a ton of thatch and it has to be removed or your green speeds will pay the price. Ultradwarf putting greens have come a long way since they became popularized in the 1990s. This will also improve root growth, 21 Fertiliz Group 1e greens with D.A.P. quickly after thatch removal with a Graden mower. The sprigbed should be fumigated at a rate of Avoid overseeding during the year of establishment. January 10. Sufficient C. Maintain high levels of K (up to 1N:2K) This is the verticut machine that is used on our greens here at Gull Lake Country Club.