{"slug":"holden-forests-and-gardens","name":"Holden Forests & Gardens","tagline":"Community forestry for Cleveland from the Holden Arboretum and Cleveland Botanical Garden","description":"Holden Forests & Gardens runs the Holden Arboretum in Kirtland and the Cleveland Botanical Garden, and its community forestry team plants and cares for trees in Cleveland neighborhoods under the Cleveland Tree Plan. Its scientists study beech leaf disease and other threats to the region's trees. Volunteers can help in the gardens and at plantings.","website_url":"https://www.holdenfg.org","tier":"listed","resident_offers":["volunteer","education"],"listed_source_url":"https://www.holdenfg.org/community-forestry/","logo_url":null,"founded_year":1931,"org_type":"nonprofit","scope":"regional","headquarters":{"city":"Kirtland","region":"Ohio","country":"US","lat":41.629,"lng":-81.361},"volunteer_url":"https://www.holdenfg.org/make-an-impact/volunteer/","donation_url":"https://887.blackbaudhosting.com/887/Donation","events_url":null,"featured":false,"trees_on_record":0,"primary_activity":"urban-forestry","activities":[{"slug":"urban-forestry","name":"Urban forestry","primary":true},{"slug":"education-advocacy","name":"Education & advocacy","primary":false},{"slug":"research-monitoring","name":"Research & monitoring","primary":false}],"updated_at":"2026-11-08T02:21:52.718Z","url":"https://treerm.org/org/holden-forests-and-gardens","markdown_url":"https://treerm.org/org/holden-forests-and-gardens.md","api_url":"https://treerm.org/api/v1/organizations/holden-forests-and-gardens","data_note":null,"derived":{"annual_trees":[],"latest_annual":null,"yoy":null,"cagr":null,"dollars_raised_per_tree":null,"cost_per_tree":null,"trees_per_volunteer":null,"survival":null,"hectares":null,"transparency":{"score":0,"label":"Opaque","points":[{"key":"annual","label":"Publishes annual tree figures","earned":0,"max":20,"why":"No year-by-year figures found"},{"key":"recent","label":"Figures are recent","earned":0,"max":15,"why":"No dated annual figure"},{"key":"sourced","label":"Every figure has a public source","earned":0,"max":10,"why":"No figures on record"},{"key":"money","label":"Publishes financials or cost per tree","earned":0,"max":15,"why":"No financial figure on record"},{"key":"survival","label":"Reports survival or monitoring","earned":0,"max":15,"why":"No survival or monitoring figure on record"},{"key":"verified","label":"Independently verified figure","earned":0,"max":10,"why":"Every figure is the organization's own count"},{"key":"programs","label":"Breaks figures down by program","earned":0,"max":10,"why":"No program breakdown"},{"key":"people","label":"Reports volunteers or events","earned":0,"max":5,"why":"No volunteer figures or events on record"}]},"methodology":"https://treerm.org/methodology"},"countries":["US"],"social_links":{"linkedin":"https://www.linkedin.com/company/the-holden-arboretum/"},"programs":[],"metrics":[],"upcoming_events":[],"license":"CC-BY-4.0"}