They have been limbed up extensively to prevent interference with vehicular and pedestrian traffic. The trees are located in front of an elementary school and are exposed to adverse conditions due to the large number of people moving through the area. These trees were pruned in 1970. There appeared to be eleven plants in the original planting. Plants are unattractive and not an asset to the site.
Thorns are also a concern.
1997 data on the table are based on four trees .