A NACPEC expedition in North America: Part 6

by Jared Rubinstein, Living Collections Fellow
October 15, 2019

A NACPEC expedition in North America: Part 6

Staff from the Arnold Arboretum of Harvard University and colleagues from the North America-China Plant Exploration Consortium are embarking this fall on a plant collecting trip in the Appalachian Mountains region, the conservation partnership’s first expedition in North America in its 30-year history. Our intrepid explorers—Head of Horticulture Andrew Gapinski, Propagator Sean Halloran, and Living […]

Continue reading


A NACPEC expedition in North America: Part 5

by Jared Rubinstein, Living Collections Fellow
October 10, 2019

A NACPEC expedition in North America: Part 5

Sean records associated plant species at Cherokee National Forest

Staff from the Arnold Arboretum of Harvard University and colleagues from the North America-China Plant Exploration Consortium are embarking this fall on a plant collecting trip in the Appalachian Mountains region, the conservation partnership’s first expedition in North America in its 30-year history. Our intrepid explorers—Head of Horticulture Andrew Gapinski, Propagator Sean Halloran, and Living […]

Continue reading


A NACPEC expedition in North America: Part 4

by Jared Rubinstein, Living Collections Fellow
September 27, 2019

A NACPEC expedition in North America: Part 3

by Jared Rubinstein, Living Collections Fellow
September 25, 2019

Greenhouses, summer, Dana Greenhouses exterior, 1969

by Larissa Glasser, Library Assistant
August 29, 2019

Greenhouses, summer, Dana Greenhouses exterior, 1969

Greenhouses, summer, Dana Greenhouses exterior, 1969

Greenhouses, summer, Dana Greenhouses exterior, 1969 Alternate Title: Precipitation gauge from the Arnold Arboretum weather station Photograph by Alfred James Fordham (1911-2000, American) Dana Greenhouses, Arnold Arboretum, Jamaica Plain, Massachusetts, United States July 1969 A larger version of this image is available in HOLLIS Images. Alfred Fordham came to the Arnold Arboretum as a student […]

Continue reading


When spring is samara season

by Michael Dosmann, Keeper of the Living Collections
August 27, 2019

Notes from the field – a Japanese maple in May

by Michael Dosmann, Keeper of the Living Collections
June 10, 2019

Notes from the field – a Japanese maple in May

Several mature Acer pycnanthum (left side) growing among other broadleaved trees in Sendanbayashi – note the grayish-green leaves

Most of the temperate trees and shrubs that grow in the Arnold Arboretum’s living collections ripen their fruits in late summer or autumn. As a result, expeditions to wild places to collect seed take place around the same time. Unfortunately, this means our collections may lack species whose fruits are ripe for the picking much […]

Continue reading


Hydrangea at Basong Hu, China, 2000

by Larissa Glasser, Library Assistant
March 28, 2019

Stewarding an Extraordinary Landscape and Living Collection

by Jon Hetman, Director of External Relations & Communications
December 5, 2018

Stewarding an Extraordinary Landscape and Living Collection

Horticulture-Dig-Deeper

The Living Collections of the Arnold Arboretum represent an unparalleled resource for appreciating and understanding our natural world. Our Collections Campaign is a 10-year initiative to expand and enhance the collections as global change poses serious threats to biodiversity. Beyond annual expeditions to collect and preserve germplasm for study and conservation, staff have also focused […]

Continue reading


Cultivating a wider role for female scientists

by Deborah Blackwell, Marketing & Communications Specialist
November 28, 2018