Richmond Hill Garden and Horticultural Society, Ontario Horticultural Association
Richmond Hill 
Garden & Horticultural Society
Beautifying Richmond Hill since 1914Beautifying Richmond Hill
since 1914
RH Hort 2015 Logo

2021 Program

Jan 12

AGMAnnual General Meeting and Photographic Recap of 2020

Including election of officers, this meeting is a great opportunity to discover the breadth and depth of our all-volunteer organization.

A photographic slideshow featuring our 2020 activities follows the business portion of the meeting.


Feb 2

Wolfegang BonhamGardens of Mexico, Wolfegang Bonham

Although covid-safety protocols discourage us from traveling south, we are able to join Wolfegang Bonham on a photographic journey of Mexico’s varied ecosystems. Sure to be a welcome respite from winter, Wolfe will share images and stories with us from his 2-month motorcycle adventure through Mexico visiting incredible gardens from tropical jungles to cactus-filled deserts to sandy beaches with palms.

Proprietor of Peace, Love and Landscaping (, Wolfegang Bonham has a passion for creating peaceful outdoor spaces with an artistic flair. An honours graduate of Mohawk College’s Landscape Design and Horticultural Studies programs, Wolfe is also a certified Feng Shui Consultant, certified in Dry Stone Walling, and a self-described, “garden addict.” A popular speaker at venues that include the Toronto Botanical Garden, Royal Botanical Gardens, and Canada Blooms, this is Wolfe’s second presentation to our society. 


Mar 2

Molly and Alex ShannonSucculents, Molly and Alex Shannon      

Popular year-round as fascinating indoor container plants, and outdoors in summer for their drought-tolerance, self-described, “succulent-obsessed” sisters Molly and Alex Shannon will share the basics of succulent care with us this evening. Topics include the importance of using the right soil, how to propagate from a single leaf, and how to keep succulents thriving.

Molly and Alex Shannon are the proprietors of Canadian Succulents (, named by HGTV in 2017 as one of “The Best Canadian Florists with the Most Inspiring Designs.” The sisters have a flair for creating aesthetically-pleasing and easy-to-care-for succulent and cacti arrangements for indoor and outdoor containers, centerpieces, weddings and special events. Photos of their creations can be enjoyed on Instagram at @canadiansucculents.


Apr 6

Paul ZammitSpace Conscious Gardening, Paul Zammit

Adamant that small spaces can be “Wow” places, Professor Paul Zammit will show us in our annual Barker Lecture that it’s not the size of the garden that makes it great. Rather, it’s all about how the space is organized and functions through careful and creative selection of plants and ornamentation to maximize visual impact through the seasons.

Former Director of Horticulture at the Toronto Botanical Garden, and now Professor of Horticulture at Niagara College, Paul Zammit is an accomplished horticulturist and dynamic crowd-pleaser at horticultural venues. Reachable online at, we are very pleased to have Paul share his passion for gardening with us for this, his seventh visit.

May 4

Jeanne McRight

Low Maintenance Boulevard Gardens, Jeanne McRight      

Attendees of tonight’s presentation will learn how to replace high-maintenance turf with drought-proof, salt-resistant, no-mow boulevard gardens. With a focus on benefits provided by beautiful native plants, Jeanne McRight’s key message is that if we grow flowers instead of grass, we can sit back and enjoy the results! Her presentation includes plant selection, design, installation and care.

Master Gardener Jeanne McRight is Founder and President of Blooming Boulevards (, Mississauga’s exciting new environmental organization promoting native plant boulevard gardens for pollinators. Jeanne is a professional artist-educator, a Director for the Cloverleaf Garden Club, and a passionate and award-winning advocate for environmentally sustainable horticultural practices.

Jun 1

David DutkiewicaGypsy Moths in Ontario, David Dutkiewicz      

2020 was a banner year for gypsy moth deforestation in Ontario – the worst ever! This is an invasive moth that, in earlier life stages, has a huge appetite for a variety of trees and shrubs. Attendees of tonight’s presentation will learn why the gypsy moth deserves our attention, the moth’s life stages and techniques we can employ in our gardens to help reduce the population.

David Dutkiewicz is an Entomology Technician with the Invasive Species Centre (, working in the insect diagnostics lab at the Great Lakes Forestry Centre in Sault Ste. Marie. David earned a Master of Science degree in Environmental Science from the University of Guelph and his professional work is focused on forest pests and invasive species, with a specialization in beetles and moth/butterfly larvae.


Jul 6

Christine GillGrowing Beautiful Delphiniums, Christine Gill

Check back for presentation description.

Check back for speaker bio.


Aug 3

Ben CullenTake Your Harvest to the Next Level, Ben Cullen      

Check back for presentation description.

Check back for speaker bio.


Sep 7

Sean JamesExtending Interest in the Garden (It Doesn't End in August), Sean James      

Check back for presentation description.

Check back for speaker bio.

Oct 5

Cathy KavassalisTrees for Small Spaces, Cathy Kavassalis      

Check back for presentation description.

Check back for speaker bio.

Nov 2

Ken BrownSpring Bulbs, Ken Brown      

Check back for presentation description.

Check back for speaker bio.

Dec 7

TBD - Holiday Celebration or an educational presentation

Please check back.



Member of the Ontario Horticultural Association

Copyright 2015 Richmond Hill Garden & Horticultural Society