Download - Purdue MG Lawn Care Handout2020€¦ · (Adapted from Lawn Care presentation by Dr. Aaron Patton, Turfgrass Extension Specialist, Purdue University, Department of Horticulture and

PurdueUniversityCooperativeExtensionServiceisanequalaccess/equalopportunityinstitution

(AdaptedfromLawnCarepresentationbyDr.AaronPatton,TurfgrassExtensionSpecialist,PurdueUniversity,DepartmentofHorticultureandLandscapeArchitecture)

PurdueExtensionMasterGardenerBasicTrainingOutlineforLawnCare(PurdueMGManualChapter11)

UnderstandingLawnGrasses(Page295,PurdueMGManual)Cool-seasonspeciesvs.warm-seasonspeciesAnnualgrassesvs.perennialgrassesBunch-typegrassesvs.spreadinggrassesTakingCareofYourLawn:Cool-SeasonGrasses(Pages295-300,PurdueMGManual)MowingMowingHeight:Mowingfrequency:Otherimportanttips:IrrigationFrequency:Timeofday:Irrigationmethodsorsystems:



Dormancy:Fertilization:MajorityofNshouldbeappliedinthefallforcoolseasonturf.(SeeTable11.2onpage298inthePurdueMGManual)60-100%oftheannualNshouldbeappliedafterearlySeptemberWhy:

Septemberisthemostimportantmonthtofertilize:NovemberisthesecondmostimportantmonthtofertilizeMayisthethirdmostimportantmonthtofertilizeFertilizationSelection

SpreaderType:SpreaderSettings:Calibration:Aerification/ThatchRemoval

An Equal Access/Equal Opportunity University

Calculating the Pounds of Fertilizer to Apply

An Equal Access/Equal Opportunity University

Calculating the Pounds of Fertilizer to Apply



EstablishingaNewLawn(Pages300-307,PurdueMGManual)Seedvs.SodSelecttheproperspeciesandcultivar(SeeTable11.1onpage297inthePurdueMGManual)PurchasingQualityGrassSeedSchedulingSeedingStepstoSeedEstablishment1.Soiltest2.Preparetheseedbed3.Applyseeduniformly4.Seed-soilcontact5.Applyastarterfertilizer6.MulchlightlyPost-seedingCareLawnRenovationNewLawnsfromSod



LawnProblems(Pages307-316,PurdueMGManual)ShadeWeedManagementIntegratedPestManagementUsingculturalpracticestomaintainahealthyturfstandtobetterwithstandpests,scoutingandrecordkeepingtolimittheamountofpesticdesneeded,andthenefficientuseofpesticideswhenneeded.CulturalControlofWeedsHealthydenseturfresultsinfewerweeds

1. Mowingheight2. Mowingfrequency3. Fertilization4. Irrigation5. Compactionmanagement6. Minimizestressduringsummer

BroadleafWeeds:

LifeCyclesPerennialbroadleaves(groundivy,dandelion,violet,mouseearchickweed,canadathistle,others)Biennialbroadleaves(bullthistle,wildcarrot):Winterannualbroadleaves(henbit,purpledeadnettle,commonchickweed,others)Summerannualbroadleaves(prostrateknotweed,spurge,oxalis,purslane,blackmedic)

Herbicides(postemergenceselective) Twoormoreactiveingredientsexpandspectrumandefficacy Activeingredientsinclude:(*keycommoningredients) *2,4-D(2,4-dichlorophenoxyaceticacid) *Triclopyr 2,4-DP(2,4-dichlorophenoxypropionicacid) Fluroxypyr *Dicamba Pyraflufen-ethyl *MCPP(mecoprop-p) Carfentrazone MCPA(methylchorophenoxypropionicacid) Sulfentrazone *Quinclorac Timingofapplication SeptemberthroughNovemberisidealustatorafterdandelionfloweringinspringisdistantsecondchoice ProblematicPerennials?



Crabgrass

LifeCycle:summerannualMostefficentcontrolmethod:Preemergenceherbicides

ControlpriortoemergenceTiming:March(southernIndiana),earlyApril(northernIndiana)

Latewinter/earlyspringSelection

3mainactiveingredients(prodiamine,pendimethalin,dithiopyr)Secondarycontrolmethod:Postemergenceherbicides

ControlaftertoemergenceTimingSelection:ProductswithQuincloracorFenoxaprop

PerennialGrassyWeedsMolesFormoreinformationabouthomelawncarevisithttps://turf.purdue.edu/SubscribetoPurdueTurfTipsorreadpastarticlesathttps://turf.purdue.edu/turf-tips/