Landscape Maintenance PLSC 464
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This 2 page Class Notes was uploaded by Katarina Bosco on Friday October 23, 2015. The Class Notes belongs to PLSC 464 at University of Idaho taught by Staff in Fall. Since its upload, it has received 30 views. For similar materials see /class/227769/plsc-464-university-of-idaho in Plant Science at University of Idaho.
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Date Created: 10/23/15
Fairy Ring By Watt Grad Student an PLSC 464 Landscape Maintenance November 18 2003 Pn cm bessrip Figure 1 is of a dead necrotic ring about 2 feet in diameter was found Figure 17 Fairy nng m Kentucky bluegrass turf same wwwcahsmzeeduDepuCaap5w from the ring The plants in the 4DMG mageVquotiWZfm necrotic region appeared like they have been stressed and just were not able to maintain with a weak mot system and thus died Cause The necrotic in as an excellent sign of fairy ring Fairy ring is a very common turf disease caused by many different fungal pathogens the most common ofwhich is MamsmILIs madcs Fairy ring got its n e from medieval times when the rings were said to be caused by fairies or le rechauns who would dance in circle leaving a green ring or mushrooms behind The pathogen Mamsmius arzadzs survives in the soils organic or thatch layer which consumes organic matter to stay alive thus competing u i u to lack of nitrogen then during the hot summer or unfavorable conditions necrosis sets in thus causing the dead ring Fairy ring survives year a er year and usually grows anywhere between a few inches to 2 feet in diameter per year Disease antreli The easiest way to control fairy ring is to prevent it by using sound tu rass management practices such as a good fertility and irrigation manag r g are excellenT ways To reduce The amounT of ThaTch in The Turf Thus limiTing The food source for The paThogen However if fairy rings are presenT in Turf They are very hard To geT rid of Chemical conTrol is very limiTed buT There are some fungicides ThaT can TreaT fairy ring however They musT peneTraTe The soil deep enough To kill all of The fungal mycelium which can be difficulT Carlos Also fumigaTion can work buT is noT feasible in a residenTial seTTing According The UniversiTy of Nevada Reno The besT way To eliminaTe The paThogen is To eiTher drill holes in and around The ring and fill wiTh waTer soak The area in and around The ring wiTh 18 To 24 inches of waTer and keep moisT or core aeraTing and Then adding large amounTs of waTer WhaT This does is keeps The area moisT and favorable To microorganisms ThaT are parasiTic To The fairy ring paThogen and also promoTe a healThy lawn Carlos Reference Carlos WJ eT al 2003 Fairy rings in lawns hTTpwwwunceunredupublicaTionsFSO3F50320pdf Info obTained 111803 JohnsTon WJ 2003 LecTure NoTes