Landscape Architecture Program


Date of this Version



Sutton, R. 2013. Rethinking Extensive Green ROofs to Lessen Emphasis on Above-Ground Biomass. Journal of Living Architecture November (2014) Issue 1 2 pp.


In the future, most green roof applications will not be highly visible, yet these roofs will still provide the benefits of heat island reduction, stormwater control and biodiversity for hard-surfaced cities. However, human bias in wanting more biomass and visible blooms leads green roof horticulturalists and their approach of maximizing those aspects down a slippery slope that, in turn, leads to increased hours of labor, over-watering and fertilizing and specifying too many cultivars