Mark Cullen

Jan 25, 2017
Video

How to build a rain garden video series

A seven part video series on how to properly build a rain garden.
Mark Cullen, (centre) Board Chair of the Living Tribute, joined by cousin Bruce Cullen (left), recently retired as head groundskeeper of the Metro Toronto Zoo, and Norm Mills (right), President of Landscape Ontario’s Durham Chapter.
Nov 3, 2016

Durham members plant trees for HOH

Organizers give special thanks to LO members.
Oct 22, 2016

Keep learning to stay in the game

Contractors must contend with bylaws that vary from one town to the next.
Sep 15, 2016

Cullen awarded Order of Canada

Gardening writer and personality joins list of Canadians honored with special award.
Mark Cullen
Aug 1, 2016

Cullen awarded Order of Canada

Gardening writer and personality Mark Cullen was named a Member of the Order of Canada on July 1, 2016.
A ceremonial tree planting at the Coroner’s Office Complex in Toronto on Nov. 6 began the Highway of Heroes campaign to plant 117,000 trees along Hwy. 401. In photo, from left, are some of those who took part in the Toronto ceremony, Mark Cullen, chair of the Campaign; Paula Berketo, of the Ministry of Transportation; Ken Jewett, Maple Leaves Forever; Rob Keen, Forests Ontario; Tony DiGiovanni and Dave Braun, both representing Landscape Ontario, and Eleanor McMahon, Burlington MPP and Parliamentary Assistant to the Ministry of Natural Resources and Forestry.
Dec 15, 2015

Exciting ceremonies begin Highway of Heroes tree project

Two official ceremonies kicked-off ambitious Highway of Heroes Tribute, which will honour Canada’s war dead with the planting of trees along Hwy. 401.
Mark Cullen motivated members with his pledge of $30,000 towards scholarships for young people interested in a green industry career. He’s challenged LO members to raise $100,000 to put towards the scholarship program.
Mar 15, 2015

What is the purpose of Landscape Ontario?

Over the years I have observed members communicate our purpose in many ways.
Mark Cullen has been a long-time supporter of Landscape Ontario. He is a popular speaker each year at Canada Blooms, along with his good friend, Denis Flanagan, LO’s director of public relations.
Sep 15, 2014

Mark Cullen challenges industry to nurture future members

Canada’s best known gardening personality, Mark Cullen, is throwing out a challenge to members of Landscape Ontario.
The December 2013 ice storm may draw attention to the benefits of the proper care and pruning of urban trees.
Feb 15, 2014

Ice storm may benefit trees

Ice storm provides opportunity to connect with the media, the public and government officials on important arboriculture issues.
Rob Crysdale of Landcare, left, and Cathal Boyd of Shamrock Garden and Landscaping, flank Mark Cullen.
Dec 15, 2012

Toronto members plant legacy of trees

LO members recently joined forces with Trees for Life to install 80 caliper trees at Toronto’s Archbishop Romero Catholic High School.
© 2025 Landscape Ontario Horticultural Trades Association