Ancient Indigenous Forest Gardens Promote a Healthy Ecosystem: SFU Study

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A new study by Simon Fraser University historical ecologists finds that Indigenous-managed forests—cared for as “forest gardens”—contain more biologically and functionally diverse species than surrounding conifer-dominated forests and create important habitat for animals and pollinators. The findings are published today in Ecology and Society.

A new study by Simon Fraser University historical ecologists finds that Indigenous-managed forests—cared for as “forest gardens”—contain more biologically and functionally diverse species than surrounding conifer-dominated forests and create important habitat for animals and pollinators. The findings are published today in Ecology and Society.

According to researchers, ancient forests were once tended by Ts’msyen and Coast Salish peoples living along the north and south Pacific coast. These forest gardens continue to grow at remote archaeological villages on Canada’s northwest coast and are composed of native fruit and nut trees and shrubs such as crabapple, hazelnut, cranberry, wild plum, and wild cherries. Important medicinal plants and root foods like wild ginger and wild rice root grow in the understory layers.

“These plants never grow together in the wild,” says Chelsey Geralda Armstrong, an SFU Indigenous Studies assistant professor and the study lead researcher. “It seemed obvious that people put them there to grow all in one spot – like a garden. Elders and knowledge holders talk about perennial management all the time.”

Read More: Simon Fraser University

An aerial view of a forest garden. (Photo Credit: SFU)