Calendar of Events

2014 Events

Get the Jump on Spring
February 22 - 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

Peterborough Garden Show
April 11, 12 and 13

Evinrude Centre, 911 Monaghan Road, Peterborough.
Friday, April 11, 5 p.m. - 9 p.m.
Saturday, April 12, 10 a.m. - 6 p.m.

Sunday, April 13, 10 a.m. - 4 p.m.

ONIS will be on hand providing information and selling potted irises. ONIS President, Terry Laurin, will be given a hands-on demonstration on dividing irises on Saturday at 1:45 p.m.

ONIS Annual Iris Show
June 8
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.

8th Annual President’s Open Garden
By Appointment ONLY
120 Glass Drive, Aurora. 
Call or email ahead and arrange for a visit to the President's garden between May 15 and June 15.
For information contact Terry: or call 905-841-9676.

ONIS Annual Rhizome Auction and Sale
August 10 – 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 older rhizomes (Table Sales) provided by ONIS members from their gardens. A great opportunity to buy irises at unheard-of prices.

Follow Ontario Iris Society's board 2014 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.