1 Nearly one-fifth (19%) of juvenile violent crimes occur in the 4 hours between 3 p.m. and 7 p.m. on school days. 2  A smaller proportion of juvenile violent crime (15%) occurs during the standard juvenile curfew hours of 10 p.m. to 6 a.m. (inclusive of both school and nonschool days).
Cause. Sooty mold is a fungal disease initiated by a combination of feeding insects, such as whiteflies and aphids, and fungi. Insects feed on the gardenia for the sap in the foliage and stems. The insects take in large amounts of sap and expel the leftover as a sticky liquid called honeydew.
Sooty Mold. This crepe tree disease is caused by insects. The symptoms of this disease will be a sooty substance covering the leave and stem of the tree making it look dirty. This sooty substance is mold and it is caused by a fungi that grows in insect secretions. Lucky this sooty substance will not destroy your tree but will make it look bad. To prevent this crepe myrtle disease you can use insecticides formulated for the specific pests or you can wash of the soot fro the tree.