May 1976

Establishment of Tsukuba Botanical Garden.

December 1976

Complement of Research and Management Building in the Garden.

October 1981

Complement of Useful Plants House.

August 1983

Complement of Orientation Building.

October 1983

Opening of Tsukuba Botanical Garden for the public.

December 1985

Opening of Savannah House.

January 1990

Opening of Workshop and Exhibition Bulling.

January 1995

Opening of Tropical Rainforest House.

October 1995

Transfer of Department of Botany to Tsukuba District.

April 2007

Garden's research organization is merged with the Botany Department.

October 2008

25th anniversary of the Garden, and opening of Human and Biodiversity Area.