Presentation on theme: "Kansas State University Dr. Jared A. Hoyle"— Presentation transcript:
1Kansas State University Dr. Jared A. Hoyle www.KSUTurf.com Fall Lawn Care Easy as 1, 2, 3…Kansas State UniversityDr. Jared A. Hoyle
2I have a cool-season grass…and I WANT A NEW LAWN! Your in luck!! Fall is the perfect time of year for renovation and new installs!
3RenovationIf your goal is to improve an existing lawn or fill bare spots… Then overseeding if the best choice instead of starting over
4Overseeding: A step-by-step approach! Mow down the lawn short (1-1.5 inches)
5Overseeding: A step-by-step approach! 2. Power rake or core aeratorSeeder-slicer can also be used
6Overseeding: A step-by-step approach! 3. Seed selection -
7Overseeding: A step-by-step approach! 3. Seed selection -“other crop”Good or BadEx. 0.5% other, end up planting 12 to 16 seeds per square foot!!!(<0.01% good seed)
8Overseeding: A step-by-step approach! 3. Seed selection -“weed seed”Mainly concerned with annual bluegrass and orchard grass*no selective control in home lawns*
9Overseeding: A step-by-step approach! 4. SowingBroadcast spreader Drop spreaderApply in two directions *make sure you overlap*
10Overseeding: A step-by-step approach! 5. Seeding RateKentucky bluegrass (2-3 lbs per 1,000 square ft)Tall fescue (3 lbs per 1,000 square ft)Must have good seed-soil contactUse a verti-cutter to cut grooves into ground.Use a garden rake for small spots.
11Overseeding: A step-by-step approach! FertilitySoil testApply (broadcast spreader) starter fertilizer right after you are done seeding, before you start wateringLawn-starter fertilizer according to label if no soil test was conducted0.5 lbs N per 1,000 square ft
12Overseeding: A step-by-step approach! IrrigationThoroughly soak seedbed to a depth of sever inchesGentle watering so seed doesn’t washKeep seed bed moist w/ frequent light wateringAfter germination keep moistAs roots develop and grow deeper water less frequent but soak more thoroughly until normal watering schedule is established.
13Overseeding: A step-by-step approach! Small areasIf only few areas need to be reseeded, prepare with hand rake.SowSpread thin layer of soil or work in with rake.Soil to seed contact
14Steps for Overseeding/Renovation Watch the overseeding video on Healthy Yards Website.Key concepts.Seed to soil contact.Apply starter fertilizer right after you are done seeding, before you start watering.Irrigate deeply at first, then light and frequent.Irrigate a little bit, every day. Keep surface damp.Mow as soon as grass gets to recommended height.Can’t apply weed controls until after 3 mowings.