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Drainage Sense Pro

October 13, 2022, 9:00 am - 10:30 am

|Recurring Event (See all)

One event on October 19, 2022 at 9:00 am

One event on November 2, 2022 at 9:00 am

One event on October 21, 2022 at 9:00 am

Drainage Sense Pro

*UPDATE Oct. 21: The November 2 field trip location has been changed to Kitsap Conservation District


As more homeowners learn about the need to solve their home drainage issues, there is a rising demand for professional services. Expand your skills to meet this need. Attendees will have their name added to a list we provide to homeowners who are seeking contractors.

  • Learn to evaluate a site and design and install successful drainage techniques.
  • Network and get tips from experienced industry leaders.
  • Earn credits for Certified Professional Horticulturist/ecoPRO , LIC/CLT, and/or contact hours for Kitsap certified septic professionals. Continuing education credits for APLD and ISA are pending.

This series of three webinars will have practical information on solving drainage issues. A final field trip will let you see solutions in action.


  • October 13, 9-10:30 am: General Site Design

  • Bill Peregrine, CLP,  Earthdance Organics

    • Creating landscapes that reaches a balance with nature
    • Dynamic designs reflect clients’ needs and meets the needs of nature
    • Sustainable design – short-term and long-term cost effectiveness
    • Low Impact landscape installation
    • Family and pet safety
    • Soil testing and amendments
    • Natural rainwater infiltration and storage
    • Choosing the right plant
    • Quality workmanship and materials
    • Weeds, Moss and Pests
    • Compacted Soil/Puddling
  • October 19, 9-10:30 am: Low Impact Development

  • Kryssie Maybay, PLA, Kismet Design

    Landscape Architect Kryssie Maybay has a passion for plants and creative design solutions. With more than 15 years of design experience and a Bachelors Degree in Landscape Architecture from Washington State University, creating beauty and enjoyment drives everything that she does. Kryssie designs unique spaces that draw you outdoors to enjoy nature in your garden. She enjoys creating design solutions and she geeks out on lighting, irrigation, structures, grading, and drainage.

    • How to improve drainage
    • Infiltration Design Steps
    • Site suitability criteria for infiltration
    • Keep lawn to a minimum/Xeriscape
    • Sloped sites
    • Soil amendments
    • Downspouts
    • Rain Garden
    • Dry Well
    • Dry Stream
    • Hidden lawn stabilizer for driving
    • Operation & Maintenance
  • October 21, 9-10:30 am: When Infiltration is Not an Option

  • Richard Hedahl, EPC, Hedahl Landscape

    Owner of Hedahl Landscape for nearly 25 years, Richard has extensive experience and knowledge in landscape, construction, design, horticulture, and sustainable landscaping. He is certified with WA State Sustainable Landscape Professionals, National Professional Landcare Network Landscape Industry, National Interlocking Concrete Paver Institute, National Concrete Masonry Association, Eco PRO, Allan Block Advanced Wall Builder. He helps clients understand the importance of building soil to achieve optimum results from their landscape investment. Hedahl has won numerous awards from Washington Association of Landscape Professionals.

    • How to know when infiltration is limited
    • Building Soil
    • Lawn Treatments (gravel)
    • Permeable pavers
    • Infiltration trenches
    • Diversion – Water bumps
    • Conveyance/Curtain and French drains
    • Dispersion
    • Water Harvesting
    • Operation & Maintenance

Field Trip (for webinar attendees):

  • November 2, 9-10:30 am: WSU LID Demonstration Site, Puyallup  UPDATE Oct. 21: The field trip location has been changed to Kitsap Conservation District

Cost: $10 per webinar – Field trip is FREE

Register by September 27, 2022:

webinar series –

field trip –



Webinar brought to you by Clean Water Kitsap in partnership with WSNLA

Clean Water Kitsap
Washington State Nursery & Landscape Association


October 13, 2022
9:00 am - 10:30 am
Event Categories:


WA United States


Hari Stone
(360) 228-7306