Root rot is associated with heavy, soggy soil and crowded plants with poor air circulation. It causes wilting, yellowing, and leaf drop. Remove old leaves in late fall, divide plantings every few years to improve air movement, make divisions in the fall and replant in amended, well drained soil. Root rot is caused by poor drainage constantly creating moisture. Make sure potting soil is used for container plants and the containers allow for good drainage.
Wilt starts with yellowing of leaf margins, then of entire leaves. Wilting and browning follow, occuring when stressed from shortage of water. There is no cure, but knowing the prevention may save your plant. Make sure your plants are adequately watered, especially during high temperature months in Phoenix.
Trees can be damaged if improperly pruned. Not only do such cuts make it easier for pests and diseases to enter, but they can also compromise the structural integrity of the tree. Removing and replacing a damaged tree is costly and its loss also changes the environment of the surrounding … Read More
Burns appear as brown areas surrounded by yellow, in the center of the leaves. As leaf tissue dies, the centers fall out. Sun scald is due to overexposure to sun occuring when young trees are moved from a protected situation such as a shaded nursery to an open garden site. … Read More
Chlorosis is the yellowing of new leaves due to an iron deficiency. Treat with Chelated Iron.
Causes of bud drop can be late frosts, soil that is too rich or poorly drained, over watering, under watering, and low humidity. Bud drop can be avoided by protecting your plant from these conditions.
