Preservation Horticulture: Maintaining Trees and Shrubs in a Cultural Landscape

Park Cultural Landscapes Program

Updated Cultural Landscapes

Preservation Horticulture Workshop

The Preservation Horticulture Workshop provides students with the foundation of maintaining trees and shrubs to perpetuate the historic character of a cultural landscape.

Participants will learn how to:

  • Recognize historic vegetation
  • Identify landscape deficiencies
  • Prune trees and shrubs
  • Replace historic plants
  • Optimize plant health

This course is presented in partnership NPS Learning and Development, the WASO Park Cultural Landscapes Program, and the Olmsted Center for Landscape Preservation.

Course Resources


Two one-hour webinars, now available as videos, provide participants with an overview of key cultural landscape preservation concepts:

Preservation Horticulture Guidance

Browse the resources for reference materials that accompanied the workshop.

Upcoming Training Events

Past Preservation Horticulture workshop events were held at Fort Vancouver National Historic Site (2019), Grand Canyon National Park (2018) and Eugene O’Neill National Historic Site, and John Muir National Historic Site (2017). Upcoming training events will be announced in the Common Learning Portal.

Can’t find what you need? Contact the Park Cultural Landscapes Program via email or the program lead in your region.

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