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Turfgrass Rx: Tips for Renovating Turfs in the Fall
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Turfgrass Rx: Tips for Renovating Turfs in the Fall

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A presentation by Jim Brosnan and Tom Samples of the University of Tennessee Plant Sciences Department

A presentation by Jim Brosnan and Tom Samples of the University of Tennessee Plant Sciences Department

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    Turfgrass Rx: Tips for Renovating Turfs in the Fall Turfgrass Rx: Tips for Renovating Turfs in the Fall Presentation Transcript

    • Jim Brosnan and Tom Samples Plant Sciences Department Turfgrass Rx: Tips for Renovating Turfs in the Fall
    • Renovation
      • A Turf Management Practice for Converting an Existing Stand of Weeds or Mixed Grass Species, or Both, into a Turf of Acceptable Species and Quality.
      • D.L. Hanson, C.L. Elmore and R.L. Baldwin
      • The Process of Killing the Existing Turf on an Area and Replacing It with New Grass without Grading, Tilling and Other Processes Normally Associated with the Establishment of Grass. http://people.cpcc.edu/~hij102e/Turf%20Grass%20Definitions.doc
    • Why Do Turfs in Tennessee Need To Be Renovated?
      • Compacted Soil
      • Heat
      • Drought
      • Too Much Thatch
      • Turfgrass Pests
    • Moist, Clayey Soils are Very Prone to Compaction
    • Why Do Turfs in Tennessee Need To Be Renovated?
      • Compacted Soil
      • Heat
      • Drought
      • Too Much Thatch
      • Turfgrass Pests
    • Weather
      • Tall Fescue and Kentucky Bluegrass Usually Grow Best at Air Temperatures from 60 to 75 Fahrenheit.
      • Bermudagrass and Zoysia Usually Grow Best at Air Temperatures from 80 to 95 Fahrenheit.
      Air Temperature
    • Weather Water
      • Turfgrasses May Use from 1/10 th to 3/10 th Inch of Water Daily.
    •  
    • Drought Tolerance Cool-season Turfgrasses
    •  
    • Why Do Turfs in Tennessee Need To Be Renovated?
      • Compacted Soil
      • Heat
      • Drought
      • Too Much Thatch
      • Turfgrass Pests
    • More Than ½ Inch of Thatch is Considered Excessive
    • Low High Thatching Tendency of Turfgrasses Bermudagrass St. Augustinegrass Zoysia Fine Fescues Kentucky Bluegrass Perennial Ryegrass Tall Fescue
    • Why Do Turfs in Tennessee Need To Be Renovated?
      • Compacted Soil
      • Heat
      • Drought
      • Too Much Thatch
      • Turfgrass Pests
      Diseases, Insects and Weeds
    • Brown Patch of Tall Fescue
      • Look for “Smoke Rings” of Fungal Growth Early While Dew Is Present
      • Later Look for Large Bleached Lesions on Leaf Blades
      Photos Courtesy of Dr. Alan Windham
    • White Grubs Photo Courtesy of Dr. Frank Hale
    • Scarab Beetles Photos Courtesy of Dr. Dave Shetlar, The Ohio State University
    • Japanese Stiltgrass Smooth Crabgrass Summer Annual Weed Grasses Goosegrass
    • Common Purslane Summer Annual Broadleaf Weeds Prostrate Spurge
    • Common Chickweed Winter Annual Broadleaf Weeds Purple Deadnettle
    • Dallisgrass Nimblewill Perennial Weed Grasses
    • Perennial Broadleaf Weeds Wild Violet Ground Ivy
    • Yellow Purple Perennial Sedges Yellow Nutsedge
    • Renovating Turf Turf can be Renovated without Using a Non-selective Herbicide if 50 Percent or More of the Ground is Covered with Turfgrass Plants
    • Renovating Turf
    • Renovating Turf
      • Apply a Non-selective Herbicide
      • Wait an Appropriate Amount of Time
      • Remove Excess Organic Material
      • Broadcast Fertilizer and Lime According to Soil Test
      • Lightly Rake to Mix Fertilizer and Lime with Soil
      Limited-tillage Turf Renovation < 50 Percent Turfgrass Cover
      • Uniformly Broadcast / Plant Seeds
      • Lightly Rake the Planting Bed Again to Mix Seeds
      • with Soil
      • Apply Mulch, as Needed, to Prevent Soil Erosion
      • Irrigate to Supply Water to Developing Seedlings
      Limited-tillage Turf Renovation < 50 Percent Turfgrass Cover
    • A Turf can be Renovated without Using a Non-selective Herbicide if 50 Percent of the Ground is Covered with Turfgrasses Renovating Turf
    • Renovating Turf
    • Renovating Turf
    •  
    • Thank You Go Vols www.tennesseeturf.utk.edu www.tennesseeturfgrassweeds.org