June: Stake Floppy Perennials

Delphiniums, lilies and even big flowering peonies, have a tendency to flop over and require support. It’s best to provide it as early as possible, before the plant becomes too big. Simple bamboo or plastic-coated metal stakes and grids are…

April: Cutting Back Perennials and Grasses

Perennials have started to grow and the spring bulbs have broken through the soil. It is time to clean up the brown stalks of perennials and ornamental grasses left standing over the winter. Cut back down to the crowns of…

October: Cutting Back Perennials

Cutting back your perennials in the fall or in the spring is a personal choice.  Consider cutting back only those whose foliage and seed heads don’t contribute to the beauty of your garden.  When you do cut back, cut back…

Drought perennials list

Hi I am new to Canada and still unsure as to suitability of certain plants for surviving seasonal changes. Will the drought perennials especially the low/ground cover ones survive Toronto’s harsh winter? Thank you Jen…

August: Revitalize Perennials

Cut back the straggly and tattered foliage of early bloomers such as Lady’s Mantle (Alchemilla mollis), Brunnera and hardy geraniums. New foliage will appear and the plants will look fresh and revitalized.…

Native perennials for full sun clay soil

Hi Toronto Master Gardener! Any suggestions for low and medium height perennials that are great for very heavy clay soil in full sun? Also any suggestions for year-round colour? Thanks!…