For many years, Dr. Wolverton served as a consultant to Takenaka Garden Afforestation, Inc., Tokyo's largest interior plantscape company. They jointly conducted research into the use of plants to improve indoor air quality. These studies led to the development of 'Ecology Gardens' for use in public buildings. Ecology Gardens are indoor gardens that use a specially formulated growth media (Eco-
Studies show that plants in Ecology Gardens are on average about 25 percent more effective in the removal of VOCs than indoor gardens in regular, commercially produced potting soil. Ecology Gardens are now installed in more than 70 hospitals throughout Japan.
CEO, Mr. Kazaburo Takenaka
Tree Planting Ceremony in Dr. Wolverton’s Honor -
© 2019 — Wolverton Environmental Services
Tokyo Women’s Medical College
Showa University Hospital
Takenaka R&D Facilities