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 ...

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 ...

Japanese pagoda trees exposed to more artificial light had lower levels of nutrients like phosphorus: where Japanese pagoda leaves had more nutrients, more herbivory occurred. But green ash leaves ...

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 ...

Max Ragozzino with the Oregon Department of Agriculture checked the trees for beetle damage, first noting the number of trees that had branches without leaves. Ash trees infested with emerald ash ...

For outdoor ash, do not use a leaf blower (those are temporarily prohibited right now in L.A. County anyway). Epstein said you can use a hose or misting spray to get ash off of things like ...