Past Workshop Presentations

Sustainable practices for landscape professionals

View these PDF slideshows from past workshops to dig deep into sustainable landscaping. Find videos and upcoming training opportunities at Training & Certification. 

A few of these are in Spanish. See more language materials at Translations.

2026 Workshops

IPM Webinar Series

  • Feb 3, 2026 Seattle IPM Webinar
    3 presentations:
    • Certification and Training Course for WSDA Pesticide Applicators 
    • Reducing Salmon Predation Through Aquatic Weed Management
    • Managing Emerald Ash Borer Through a Money, Arboricultural, and Urban Forestry Context 
  • Feb 25, 2026 Seattle IPM Webinar
    3 presentations:
    • Entomology Basics and Insect ID Tips
    • Urban Coyotes – Conflict and Coexistence
    • The importance of Local Bats in Integrated Pest Management
  • Mar 19, 2026 Seattle IPM Webinar
    3 presentations:
    • Drought Stress and Opportunistic Insect Attacks in Western WA forests
    • Pesticide Applicator Safety and PPE
    • Native Bee Habitat: a Virtual Ground Nest and Pollinator Tour of a Seattle Park

2025 Workshops

IPM Webinar Series

2021 Workshops

IPM Webinar Series

2020 Workshops

IPM Webinar Series

2018 workshops

October 30-31, 2018: Seattle IPM Seminar: Evolving Urban Ecosystems - Trees, Bees, and IPM Strategies

2017 workshops

October 24-25, 2017: Seattle IPM Seminar: Solving Problems Old and New – Emerging Strategies for Urban IPM

2016 workshops

October 19, 2016: The Case for Sustainable Landscapes

2015 workshops

Available as complete narrated presentations (mp4) - see playlist on YouTube

November 4, 2015: Ciencia y Prácticas del Suelo para Paisajes Sostenibles (Soil Science and Practices)

October 21, 2015: Resilient Landscapes for Our Changing Urban Environment

Track D en Español: La Biología y Cuidado de los Arboles (Tree Biology & Care)

February 25, 2015: Water Management Essentials for Landscape Professionals

Available as complete narrated presentations (mp4) - see playlist on YouTube

Public Utilities

Andrew Lee, General Manager and CEO
Address: 700 5th Avenue, Suite 4900, Seattle, WA, 98104
Mailing Address: PO Box 34018, Seattle, WA, 98124-5177
Phone: (206) 684-3000
SPUCustomerService@seattle.gov

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Seattle Public Utilities (SPU) is comprised of three major direct-service providing utilities: the Water Utility, the Drainage and Wastewater Utility, and the Solid Waste Utility.