April 24

Public Open House – Rock Garden Rejuvenation Project

7:00PM - 9:00PM | Auditorium, RBG Centre

Members of the public are invited to join Mark Runciman, CEO, for the unveiling of rejuvenation project plans of Royal Botanical Gardens’ historic Rock Garden. This is an opportunity to meet the team behind the project and learn how the new Rock Garden will look when the project is completed in 2015.

Please RSVP to or call 905-527-1158, ext. 242

April 26

Member’s Mulch Day

8:00AM - 3:00PM | Mercer’s Glen Site (Old Guelph Road)

Members! Help yourselves to our mulch — a small donation offsets the cost of providing this opportunity. Bring your own containers, shovel or scoop and your membership card as this event is exclusive to RBG members.

April 27, May 11, June 15

Fishway Operation

10:00AM & 2:00PM | Cootes Paradise Fishway

Come out and see firsthand the fish that live in Hamilton Harbour and Cootes Paradise Marsh. The Fishway provides an excellent opportunity for the public to view native fish up close and learn about the conservation projects that are helping to restore this ecologically sensitive wetland... Read More

May 7 to May 11

38th Annual Auxiliary Plant Sale

Arboretum, Old Guelph Rd, Dundas

Ask advice from master gardeners and plant experts.
Purchase an incredible selection of past favourites, the latest cultivars and unusual plants.
Click here for more information

May 8

Refreshing the Tired Garden

7:00PM - 8:30PM | RBG Centre | MEMBER’S ONLY

Do you have a scruffy, overcrowded, weedy and tired looking garden? Are you not sure what to do about it? If so, join us for a special presentation from our Head of Horticulture, Carlo Balistrieri, to learn how to tackle a garden rejuvenation project... Read More

  Become a Member

May 10, June 7, June 13, July 12 & Aug. 8

Moonlight Series

Learn More >>

Experience the splendor of Royal Botanical Gardens by the light of the moon! With a signature cocktail in hand, music in the air, and a brilliant moon overhead, guests will join RBG experts for a leisurely tour and learn about some of The Gardens’ most celebrated features. This nighttime series features Magnolias by Moonlight, Lilacs by the Light of the Moon, Moonlit Roses, and Moonlight Paddle of Cootes Paradise Marsh.

Register Online

May 11

Mother’s Day Brunch

10:00AM & 1:00PM Seatings | RBG Centre

Treat Mom to a day at the Gardens. Enjoy a delicious brunch in the Auditorium and catch the spring blooms at the Arboretum. Reservations Required. 905-527-1158 ext. 513.
View our Mother's Day Brunch Menu and Prices

May 11

Mother’s Day Reception

2:00PM Seating | RBG Centre

Enjoy light fare in the Camilla and Peter Dalglish Atrium and catch the spring blooms at the Arboretum. Reservations Required. 905-527-1158 ext. 513.
View our Menu and Prices

May 24 & 25

Biodiversity Celebration!

10am – 4pm | Arboretum

There is no better place to celebrate the diversity of life than Royal Botanical Gardens, one of Ontario’s Biodiversity Hotspots! Join us for a day of exploration and hands-on fun with local animals, plants and ecosystems. Children’s activities, special visitors from the animal kingdom, guided hikes and much more await visitors on this activity-packed celebration of International Biodiversity Day!

May 24

World Fish Migration Day

10:00AM & 2:00PM | Cootes Paradise Fishway

Join RBG ecologists at the Cootes Paradise Fishway on World Fish Migration Day - an international initiative to raise awareness about fish migration and river health. See firsthand the fish that live in Hamilton Harbour and Cootes Paradise Marsh... Read More

Weekends in May and June

Celebrate Lilacs!

The Arboretum

Your senses will be overwhelmed by the spectacle of over 700 varieties of these scented shrubs. Stroll through the beautiful Lilac Walk and spread out a picnic blanket at the bottom of Lilac Dell for total relaxation. Learn about everything in bloom at the Discovery Cart each weekend.

Buy General Admission Tickets

Weekends in June

Celebrate Iris and Peonies!

Laking Garden

Take in the mesmerizing colour combinations. Explore the peony collection, perennial borders and the hosta walk.

Buy General Admission Tickets

Weekends in June and July

Celebrate Roses!

Hendrie Park

Enjoy the RBG’s two acres of fragrant roses in bloom in colours ranging from pure white, cream, buff, yellows, apricots, oranges, pinks and corals and reds. Activities for kids, garden tours, Discovery Carts and more.

Buy General Admission Tickets

July 1 to October 13

Earth Art Exhibition

Hendrie Park

Earth Art, also known as “Ephemeral Art”, is an exciting genre of art that has grown out of the contemporary world’s growing environmental consciousness. Art is created using natural elements – earth, stone, trees, plants, even ice, to create an art form that dialogues with nature... Read More

Buy General Admission Tickets