As a general rule, the length of grass that you can see is also the length of the root and the longer the roots, the healthier your turf. Additionally, cutting at 4” allows the roots to grow deeper and ensure the health of the turf. You only want to cut 1/3 of the grass blade per mowing to not shock the turf. How often does my grass need mowed and at what height do you mow?Įvery yard is different, however, we recommend mowing weekly throughout the growing season and we cut fescue at the recommended height of 4 inches. It is strongly recommended to at least lay new seed every fall at a minimum as it’s your best chance to get new turf to grow as each year, existing turf will die in some areas due to our climate. It is recommended to aerate and overseed every fall. Additionally, it provides a great seedbed to grow new turf due to summer heat stress/loss and areas that weeds have invaded and killed off. It relieves soil compaction which can be a big problem in East Tennessee and allows nutrients to reach the roots of the turf. Best time to aerate and overseed lawn?Īn aerator is a machine that has tines that pull plugs of soil from the earth. Once completing the fall aeration and overseed and the new turf is mature enough, we would be able to continue weed control and you are well on your way to having the yard you envision. Since crabgrass is an annual weed, it will die out on its own just at the time that we would aerate and overseed. This is on a case by case basis and we would advise you if that is needed in the short term. In some scenarios where the existing turf is in poor shape, it can be advisable to not lay pre-emergent in the spring and let crabgrass grow to provide coverage over the lawn, as opposed to preventing crabgrass from germinating and being left with bare spots for an extended period of time. Then we would aerate and overseed in the fall and continue the fertilization and weed control program. We would recommend starting with a fertilization and weed control program to improve the existing health of the turf. What should I do about rejuvenating my lawn? Sod can be installed at any time, however, due to it already being mature. That is why it is advisable to plant in the fall. Additionally, you cannot apply weed control at the same time as planting seed as the weed control will prevent the seed from germinating. Planting seed in the spring can produce some results, however, due to the immaturity of the new turf, it can struggle to make it through our hot and dry summers. The ideal time to sow fescue seed is in the fall, generally mid-September to mid-October, depending on the weather of course. In our climate, the majority of turf planted is cool-season tall fescue. Frequently Asked Questions and Answers When is the best time to plant grass seed?
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