January Plant Forum

January 26   1:00 P.M. – 3:00 P.M.
Vollmer Center Auditorium, Cylburn Arboretum

For HSM members only. Free but you must register in advance. Register early as space is limited.


Winter Seminar

February 29   8:00 A.M. – 4:00 P.M.
The Conference Center at Sheppard Pratt

Perennial Plant Association & Horticultural Society of Maryland present: Perennially Inspired!  Join us for another amazing one-day program with five top-notch speakers and lots of opportunities to mingle with fellow perennial lovers. This year’s program also includes a private screening of the award-winning 2017 documentary, Five Seasons: The Gardens of Piet Oudolf.


Lecture Series

Carole Bergmann
Botanical Bullies

March 10  7:30 P.M. – 9:00 P.M.
Vollmer Center Auditorium, Cylburn Arboretum

Join forest ecologist and field botanist Carole Bergmann to learn which invasive plants are most challenging in Maryland, and why we should be concerned about them.


Growing Vegetables In Containers

March 14   2:00 P.M. – 3:00 P.M.
The Greenhouse Classroom, Cylburn Arboretum

Join horticulturist Marty Gottlieb for a talk on four-seasons gardening with an emphasis on growing vegetables in containers.


Lecture Series

Sam Hoadley
Knockout Natives

April 14  7:30 P.M. – 9:00 P.M.
Vollmer Center Auditorium, Cylburn Arboretum

Sam Hoadley, manager of horticultural research at Delaware’s Mount Cuba Center, will highlight knockout native species and cultivars from the center’s famous plant trials.


Lecture Series

Renny Reynolds
Chasing Eden: The Story of Hortulus Farm

May 12  7:30 P.M. – 9:00 P.M.

Vollmer Center Auditorium, Cylburn Arboretum

Garden designer and event planner Renny Reynolds spent two years looking for the right property on which to create splendid gardens. He found it in Bucks County, Pa., in the late 1970s.  The place is called Hortulus Farm Nursery and Gardens, the subject of a book by Reynolds and Jack Staub, Chasing Eden: Design Inspiration from the Gardens of Hortulus Farm, to be published in 2020. Reynolds will tell how it all came to be.


Garden Tour

June 7, 2020

Details TBA