Calendar of Events

2018 Events

Get the Jump on Spring and Seedy Saturday
February 17 10 am to 4 pm

Toronto Botanical Garden, 777 Lawrence Ave. E. (at Leslie Street), Toronto.
Presented by Toronto Botanical Garden (TBG) in partnership with OHA - District 5.
Admission is FREE
Enjoy a day of speakers, demonstrations and specialty garden societies.
For more information, call the TBG at 416-397-1341 or visit

Scarborough Seedy Saturday

March 24 11 am to 4 pm

Blessed Cardinal Newman High School, 100 Brimley Road SOUTH, south of Kingston Rd., Toronto, ON

Innisfil Seedy Saturday

March 31 10 am to 3 pm

Innisfil ideaLAB & Library, Lakeshore Branch, 967 Innisfil Beach Road, Innisfil, ON

President’s Open Garden

May/June - by appointment only

120 Glass Drive, Aurora.
For information contact Terry: or call 905-841-9676.

ONIS Annual Iris Show
June 3
Toronto Botanical Garden, 777 Lawrence Ave. E., Toronto.

If you are entering bloom stalks in the show, setup starts at 10 am.  Entries MUST be displayed by 11:30 am as judging commences at 11:45 am.
The Show Schedule is available on-line.  See Annual Flower Show page for more information.
Doors open to the public at 1 pm until 3:30 pm.

Come out and enjoy the colourful display! Photographers welcome!
Some potted irises will be available for purchase.  All proceeds support future ONIS events.

ONIS Annual Rhizome Auction and Sale
August 12 – 1 pm to 3:30 pm
Toronto Botanical Garden, 777 Lawrence Ave. E., Toronto.
Admission is FREE.
An auction of newer iris introductions followed by a sale of rhizomes (Table Sales) provided by ONIS members from their gardens. A great opportunity to buy irises at unheard-of prices.

Please note: our auction starts at 1 pm. If you are participating please arrive in time to select your bidding number and find a seat. Table Sales will be begin after the auction is over.

Follow Ontario Iris Society's board 2017 Ontario Iris Society Auction on Pinterest - Before you attend the auction, take a look at some of the irises that will be auctioned off.

Members: if you are donating named rhizomes for table sales, please arrive by 11:00 am so we can label, price and sort your irises.  Also, don't forget to bring your show credit sheets earned at the May Flower Show.