My magnolia had a problem with magnolia scale last year. Will it come back, and should I take some action to protect my tree? The leaves were covered in a black mold late last summer. — Frank Butler, ...
Garden staff are finding more scale insects and aphids than in past years. A major infestation of lecanium scale was recently found on a large planting of bald cypress at the Garden. The population of ...
Facilities Management (FM) Outdoor Services will conduct a broadcast spray application of a dormant oil insecticide to as many as 25 oak trees on Main Campus during winter break. These trees are ...