Question: My ash tree and sycamore tree are losing leaves, which are somewhat disfigured and have blackened areas on the leaves. What should I do? Answer: Recent rains have led to a buildup of ...

Check for an alternate leaf arrangement to eliminate ash, which is opposite in arrangement. Ash trees have a leaf with opposite leaf arrangement. There's always a terminal leaflet where leaflets ...

Do everything to keep the ash from going airborne The Los Angeles County Department of Public Health issued an emergency order Jan. 10 prohibiting the use of leaf blowers and other power air ...