This will help build a deep, extensive grass root system and keep turf healthy and dense, reducing problems with winter weeds. Plant Marigolds Plant marigolds now for a gorgeous fall display that will last until the first frost. The large blooms of African marigolds make an especially dramatic splash of yellow and orange color. Keep the young plants well watered and fertilized lightly every two weeks for best flowering. Water Pecans Keep pecans and black walnut trees adequately watered to encourage good development of the kernels.
Water stress can cause nut drop and poor filling of kernels.
Foliage diseases and leaf-feeding insects can also cause a shutdown in carbohydrate production, resulting in poorly filled nuts. This Fall Wait to fertilize turf until early to mid October. If extra nitrogen is applied in summer, it can cause rapid growth and the need for extra water to keep the grass going. Excess nitrogen also predisposes turf to summer chinch bugs and fall brown patch disease. Learn about fall perennials for your garden.