Wednesday, July 4 – Monday, July 9 – Thirtieth Perennial Plant Symposium

The yearly Perennial Plant Symposium is the only annual symposium devoted entirely to perennials. It is also the oldest with the first symposium presented in 1983. The location changes each year. Enjoy learning about and observing perennials, gardens, and production facilities all across the USA and Canada. This summer the annual meeting of the Perennial Plant Association takes place in Boston, Massachusetts. The conference includes optional tours before and after the symposium, trips to public and private gardens, a trade show, and retail, grower, or designer’s talks and tours. Selected highlights include:

July 4th: Optional walking horticultural tour of Boston, historical tour by bus of Boston, Lexington and Concord,  and fireworks cruise

July 5th: Public Day Seminar Speakers

Julie Merservy:  Home Outside – Creating the Landscape You Love

Debra Knape: Good Enough To Eat – Designing Edible Landscapes

David Culp:  Best of Yesterday, Today & Tomorrow

Adrian Bloom:   Bloom’s Best Perennials and Grasses

Roger Swain: Ace of Shovels: Finding the Perfect Garden Tool

Laura Deeter: Bringing Your Perennials Up Right

July 6th: Eleven fascinating presentations featuring growers, landscape designers, and retailers, plus Keynote by Julie Merservy:  Hearing the Stream With Open Eyes – The Evolution of a Designer

July 7th: Morning Bench to Border Tours of Cavicchio Greenhouses, Stonegate Gardens, Russell’s Garden Center, Garden in the Woods, Weston Nursery, and Tower Hill Botanic Garden.

Afternoon Divine by Design Garden Tours of four private gardens, Elm Bank (Massachusetts Horticultural Society), Weston Nursery, and Tower Hill Botanic Garden.

July 8th – Trade Show and Sixteen Lectures on topics ranging from Biological Controls to New and Upcoming Coreopsis Cultivars to Container Gardening.

July 9 – Optional Tour to garden centers and Newport gardens

July 10 – Option Tour:  Journey to the Edge!  The Maine Event.  Visit five wholesale and retail growers in New Hampshire and Maine, and experience a lobster bake at the Coastal Maine Botanic Garden.


Lectures, reception and the trade show will take place at the Boston Park Plaza Hotel, 50 Park Plaza at Arlington Street. The room rate is: $129 for Single or $129 for Double.  Non Perennial Plant Association members are invited to register for the entire conference at non-member rates, or just for the public day on July 5th.  Registration information will be available at  This is a fabulous opportunity for our Boston area gardening community to participate in one of the nation’s premier horticultural events.