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Hoyt Arboretum

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United States of America - Oregon - Portland

Institution Code: HOYT

International Agenda Registration: No

BGCI Member: Yes

ArbNet Accredited: Level III

About the Hoyt Arboretum

Hoyt Arboretum is Portland's global garden in the wild, where we grow and exhibit trees and plants from around the world while educating our community and conserving vitally important plant bio-diversity.

Main Address:
Hoyt Arboretum
Portland Parks & Recreation
4000 SW Fairview Boulevard
Oregon 97221 United States of America

Telephone: (503) 823 1649
Fax: (503) 823-4213
Primary Email:

Staff Details

  • Director's Name: Peggie Schwarz – Executive Director
    Curator's Name: Martin Nicholson, Curator
    Plant Records Officer's Name:
  • Total Staff:
    Horticultural Staff Number: 2
    Educational Staff Number:
    Research Staff Number:
    Administration Staff Number: 2

About the Garden

  • Institution Type: Botanic Garden
  • Status
  • Status: Municipal: Yes
  • Date founded: 1928
  • Physical Data
  • Natural Vegetation Area: Yes
    Natural vegetation area: Size: 25 Hectares
  • Total Area: 76 Hectares
    Latitude: 45.5146037
    Longitude: -122.7177981
    Altitude: 300.00 Metres

Features and Facilities

  • Arboretum: Yes
    Arboretum Size: 76
  • Published Plant Catalogue: Yes
    Computer Plant Record System: Yes
  • Open to public: Yes
    Friends society: Yes
    Retail Outlet: Shop: Yes
    Disabled access: Yes
  • Number of Visitors: 450000
    Number of Volunteers: 100

Plant Collections

  • Accession Number: 5850
    Cultivation Taxa Num: 1520
  • Special Collections:Aceraceae, Fagaceae, Pinaceae, Rosaceae, Taxodiaceae, Acer (33 spp., 43 taxa), Picea (15 spp., 20 taxa), Pinus (45 spp., 58 taxa), Quercus (28 spp., 31 taxa). One of the largest collections of species of gymnosperms in the United States.

Conservation Programmes

  • Conservation Programme: Yes

Research Programmes

  • Biotechnology: No
    Plant Breeding: No
    Education: Yes
    Pollination Biology: No
    Seed/Spore Biology: No
    Pharmacology: No
    Agriculture: No

Education Programmes

  • Visitor/Education Centre: Yes
    Education Signs in Garden: Yes
    Public Lectures/Talks: Yes
    Education Booklets/Leaflets: Yes
    Guided Tours: Yes
    Permanent Public Displays: Yes
    Special Exhibitions: No
    Courses for School Children: No
    Courses for University/College Students: No
    Courses for General Public: No
    Education Programme: Yes