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Coronavirus COVID-19

COVID-19 Advisory: WSU Extension is working to keep our communities safe. All Extension programming is being provided virtually, postponed, or canceled. Effective March 16, 2020, WSU Extension county offices and WSU Research & Extension Centers will be closed to the public. We are available via email, phone, and webconference.

2020 Horticulture Class Series – CLASS FULL

Posted by anna.kestell | October 27, 2016

An introduction to the principles and practices involved in the identification, selection, development, production, and care of horticultural crops (fruits, vegetables, turf, and landscape).  Designed to be flexible and structured around your needs, completing the full Horticulture Series earns a program certificate.  Pesticide Applicator, Arborist, and other continuing education credits will be available for select classes.  The cost is $275 for the serclass full signies, $135 for Veterans/Active Duty or $35 for individual classes (to register for an individual class, click on the class title)

12-week Course: Weekly classes on Thursdays 6-9pm starting January 16, 2020 (topic dates TBD)

Online Registration at Brown Paper Tickets

Registration in person or by mail, download Registration Form

Students may take individual classes that interest them for $35 per class.  Individual Class registration will become available as instructors and class dates are confirmed.  Check links below:



  1. Beginning Botany
  2. Classification of Plants


  1. Chemistry of Soil
  2. Biology of Soil

FORESTRY AND FIREWISE LANDSCAPING – The Firewise program provides a number of proven tools and resources for homeowners and other community residents to help prepare for and reduce the risk of wildfire damage and loss in their homes and neighborhoods. Class gives an introduction to the art, science, and practice of selecting, identifying, establishing, and maintaining landscape trees. Participants will learn proper arboriculture practices including tree selection, installation, and care, and be able to demonstrate a professional approach to managing trees in an urban landscape.

  1. Tree ID, Selection, Planting, & Care
  2. Defensible perimeter

VERTEBRATE PESTSidentification, life cycles, habits and habitats.  Introduction of Integrated Pest Management (IPM) introduces the cultural techniques required for suitable pest management with an emphasis on practical application and managerial techniques.

ENTOMOLOGY: INVERTEBRATE PESTS insect biology and physiology.  Cultural techniques required for suitable pest management with an emphasis on host plant resistance, practical application and managerial techniques.

CARE & MAINTENANCE OF LANDSCAPE PLANTS- introduces the cultural techniques required for proper landscape maintenance.

  1. Pruning
  2. Weeds & Pesticides
  3. WaterWise and Water Conservation
  4. Fertilizing, Composting, and Mulching
  5. Plant Healthcare and IPM

PLANT DIAGNOSIS– Both biotic and abiotic causes of disease in plants will be discussed in this class. Focus will be on the study of pathogens and the diseases they cause as this is important to diagnose plant diseases effectively.

TURF MANAGEMENT A study of turfgrass maintenance practices and how their interrelationships can be utilized to develop management systems.  Introduction to entomology and management of insect pests; characterization of soil physical and chemical properties for the establishment and maintenance of turf; and turfgrass nutrition and growth