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Best Classes & Workshops in Seattle

Instructor: Christina Pfeiffer

Unfortunately, no classes in-person in Seattle have spots left, but 1 class live online is available.

Gardening with the Seasons: Summer

UW Botanic Gardens @ Online Class

Discover time-saving tips and specialized pruning practices for a thriving summer garden at UW Botanic Gardens' online class. Learn how to manage weeds, irrigation, and potential pest problems, while maximizing your enjoyment of the season's abundant growth and blooms. Join us as we delve into sustainable practices for a great garden all year long.

(13) All levels 18 and older
$25
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Gardening with the Seasons: Winter

UW Botanic Gardens @ Virtual Classroom

This session will cover dormant season pruning and transplanting for specific plant types, winter weeding and garden care, best tools and practices, and planning ahead for the new growing season. Though it seems there isn't much to do in the garden over winter, dormant season tasks can set the stage for a good gardening year.  When weather keeps us indoors, we can plan ahead for tasks and garden changes to be done in the months ahead....

(13) All levels 18 and older
No upcoming schedules

Gardening with the Seasons: Fall

UW Botanic Gardens @ Virtual Classroom

Autumn is a dynamic season in the garden.   Many plants are heading into dormancy, while others are in a period of active growth. Doing the right gardening tasks now can set the stage for next year's garden: adding new plants for seasonal interest or making changes to address problems observed over the past season. Some of the best things to do - or to avoid - at this time of year may seem counter-intuitive to some gardeners. This session will...

(13) All levels 18 and older
No upcoming schedules
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Taking the Edge off: Pruning for Natural Areas Workshop

UW Botanic Gardens @ 3501 NE 41st St, Seattle, WA

This lecture and hands-on workshop will cover how to manage and prune native vegetation adjacent to trails, drives, and streets for optimal environmental functions, appearance, safety, & visibility. This class is open to everyone, but geared towards public works, maintenance, and landscape crew members as well as community stewardship volunteers, supervisors, and field staff. Natural area landscapes hold an important place and functions in...

(13) All levels 18 and older
No upcoming schedules

Shrub Pruning I

UW Botanic Gardens @ Virtual Classroom

This 2-hour slideshow covers basic cuts, basic plant habits, and what Cass Turnbull called 'the pruning budget.' Then five plants which are relatively easy to prune are dealt with specifically: nandina, evergreen azalea, lilac, camellia, and yew.  This lecture series is designed for those who work in landscape maintenance. Classes last two hours and each lecture provides information on tools and techniques for quality pruning with better long-term...

(13) All levels 18 and older
No upcoming schedules

Shrub Pruning II

UW Botanic Gardens

How to prune butterfly bushes, lavatera, heather, lavender, rockroses, broom, and witch hazel, winter sweet and double-file viburnum. Handouts are available. Some plants get cut to the ground annually, others are barely touched or all hell breaks loose. Find out which ones are which, as well as which plants which are commonly--and appropriately--sheared every year. Also mentioned: Perovskia, Senecio greyi, and others.  This lecture series is...

(13) All levels 18 and older
No upcoming schedules

How To Prune and Renovate The Overgrown Landscape

UW Botanic Gardens

This is the primary class of the series Master Pruner courses. It covers basic pruning of ornamental trees and shrubs as well as creative solutions to the overgrown or over-planted garden. The types of pruning cuts are shown and discussed.  The concept of the 'pruning budget' is introduced. Plants are divided into three categories according to their natural habits and pruning techniques given for each. Before and after slides of pruning and...

(13) All levels 18 and older
No upcoming schedules

Pruning Art or Pruning Atrocity

UW Botanic Gardens @ Virtual Classroom

This two hour slideshow covers the three main forms of mal-pruning: tree topping, inappropriate shearing of trees and shrubs, and over-thinning. Then we compare and contrast mal-pruning with bona-fide examples of pruning art: pollarding, cloud pruning, topiary, pleaching, and coppicing. The class ends on a humorous note as slides are shown of "The Good, the Bad, and the Bizarre". This lecture series is designed for those who work in landscape maintenance....

(13) All levels 18 and older
No upcoming schedules

Rehabilitative Pruning

UW Botanic Gardens

This slideshow describes the three most common forms of mal-pruning (tree topping, over-thinning of trees and shrubs, and inappropriate shearing) and how to fix trees and shrubs which have been mal-pruned. This is an advanced course and those attending should already be familiar with principles of selective pruning. Included is discussion of water-sprouts, suckers, radical renovation techniques, and crown restoration. This lecture series is designed...

(13) Advanced 18 and older
No upcoming schedules
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