A Short History of Ladd’s Addition Street Trees (9/16)


1907-10      Ladd Estate Co. paves streets, sidewalks, and alleys; plants 1,600 street trees

1977           city designates Ladd’s Addition as a Historic Conservation District

1988           Ladd’s placed on National Register of Historic Places; city adopts street tree guidelines

Inoculating American Elms against Dutch Elm Disease (DED)

1991-95      DED appears in Ladd’s; 270 American elm street trees remain; Save Our Elms organized

1995-2011  SOE holds 17 annual micro-inoculation programs

2012-16      SOE holds four macro-inoculation programs

2017            179 American elms remain, a survival rate of 66% over 25 years


1985            street tree coverage drops below 60% of Ladd’s properties

1986-87       Historic District Advisory Council and Ladd’s Tree Bank plant 250 street trees

1990            140 street trees planted, including DED-resistant elms

1997-2017   SOE plants 430 street trees in 21 annual plantings; averaging over of 20 street trees per year

2012            city inventory shows 1,479 street trees (representing 42 genera), 92% coverage

1986-2017   total of 820 street trees planted, following 1910 and 1988 planting plans


2004-17      SOE negotiates special rates for winter pruning of large street trees

2013            SOE holds pruning program for young street trees


Since its inception, SOE has received private donations totaling over $200,000.

During that time, Ladd’s residents have paid tens of thousands of dollars for large street tree pruning.

All inoculating and planting since 1986 has been done at no cost to residents!