In McDonough, Georgia fescue is a cool season turf grass best known for its drought resistance and shade tolerance.  As the name applies, this type of turf flourishing in cold weather very well but declines under the stress of summer heat.  However, under the right irrigation practices, your fescue lawn will remain a beautifully lush green all year round.   After stressful summer temperatures in McDonough, Georgia, you may notice that your lawn has begun to thin and look clumpy and uneven in areas.  To prevent this from happening, it is absolutely vital to aerate and overseed your lawn every fall.  Core aeration will help your reduce thatch buildup as well as alleviate soil compaction.  This allows the new seed to reach the soil and germinate, while increasing water and nutrient uptake for the grass roots.