Green Line

Between May and September, you can count on sage advice on all your horticultural questions from a Green Line environmental advisor.

514 453-8981, ext. 330

Telephone consultation service

For answers to your horticultural questions, call the Green Line at 514 453-8981, ext. 330, or email at

If you leave a voice message, the environmental advisor will call you back within 24 to 72 hours.

Answers to all your questions:

  • Lawn care
  • Insects on your property
  • Weeds
  • Ragweed and poison ivy
  • Planting trees
  • Installing sod
  • Tree problems
  • Composting
  • Saving water
  • And more!

Home visits

Depending on the complexity of your problem, the environmental advisor may even come to your home to offer you personalized service.

During the 30-to-45-minute visit, he or she will study the situation and advise you, in keeping with municipal by-laws.

He or she will also give you all the tools you need to identify problems on your property and fix them yourself in subsequent years.

When: Monday to Friday*
*Possible visits on evenings and on weekends in some cases.


Please visit our website and Facebook page regularly to see whether the environmental advisor will be holding workshops or making presentations in the area.