Earth Day 2025

Earth Day 2025

On April 25, 2025, the OHA will be hosting a virtual Earth Day celebration using WebEx (like Zoom, so you can participate using your computer, tablet, or smartphone). Starting at 7:00 pm, the event will feature Emily Posteraro, from the Invasive Species Centre. Please...
September 50/50 Raffle Winner, December Raffle Coming Up!

September 50/50 Raffle Winner, December Raffle Coming Up!

The winner of the 50/50 raffle on September 28, 2024, was Norma Grant from the Nepean Horticultural Society. She won a total of $2,287.50. Tickets for the new raffle will be available until December 13th, with the draw taking place on December 14th. Get yours today at...
OHA and Sipology Fundraiser

OHA and Sipology Fundraiser

Sit back, relax and sip some delicious tea this winter while browsing through those seed catalogues and dreaming about your gardens. The OHA has teamed up with Sipology – an amazing tea company located right here in Ontario. Experience a range of vibrant and...
GardenOntario Vegetable Garden Journal

GardenOntario Vegetable Garden Journal

We are excited to share a sneak peek of the GardenOntario Vegetable Garden Journal! Check out the poster below for sharing with your membership. The Garden Journal is full of great information including: Tips, Tricks and How To Articles Layouts, Collection Logs &...
The OHA Trillium, Summer 2024

The OHA Trillium, Summer 2024

Amazing Gardening Going On In Ontario! The Summer 2024 issue of the OHA Trillium newsletter has stories and photos about what the OHA, Garden clubs and Horticultural Societies have been doing and their plans for the the upcoming growing months. Congratulations to...