Why different types of turf could take longer to grow. When it's time to prune hydrangeas. Stopping unwanted chives from spreading. An increase in perennials dying across Minnesota. Planting around roots. Cleaning up crabapple trees. Using milk to water plants? Where to grow weigela in Minnesota? The best method to kill creeping Charlie. How to identify crab grass. The rule of 3 for mulching trees. The best time to cut back peonies. What is the brown dust that is sometimes seen on grass? Killing fungus on plants. Learn more from horticulturalist Laura Irish Hanson extension.umn.edu.