Table 2.

Chronology of industry consensus guidance on tree and plant appraisal.

TitleAuthor/year
Shade Tree Evaluation(NSTC/NAA 1957)
Shade Tree Evaluation, Revision I(Tilford 1965)
Shade Tree Evaluation, Revision II(Lewis 1970)
Guide to the Professional Evaluation of Landscape Trees, Specimen Shrubs and Evergreens, Revision III(Neely 1975)
Guide for Establishing Values of Trees and Other Plants, Revision IV(Neely 1979)
Guide for Establishing Values of Trees and Other Plants (6th ed.)(Neely 1983)
Valuation of Landscape Trees, Shrubs, and Other Plants: A Guide to the Methods and Procedures for Appraising Amenity Plants (7th ed.)(Neely 1988)
Guide for Plant Appraisal (8th ed.)(CTLA 1992)
Guide for Plant Appraisal (9th ed.)(CTLA 2000a)