Poison Ivy: A Toronto Master Gardeners Guide

Description Poison ivy (Toxicodendron radicans, previously Rhus radicans) is a woody perennial that grows as a bushy, erect or trailing shrub or as a woody climbing vine, ranging from 60 cm to 2 m (2 to 7 ft) tall. It…

Pelargonium (Geranium): A Toronto Master Gardeners Guide

The name “geranium” is often given to two members of the geranium family (Geraniaceae). However, the name really belongs only to one of them – the hardy perennial Geranium. The other is a tender perennial, not hardy in Canada. When…

Dividing Perennials: A Toronto Master Gardeners Guide

Many, but not all, perennials benefit from division after they have grown for a number of years. This gardening guide describes the common gardening practice of perennial division, including why, when and how to divide your plants. You can replant…

Drought Tolerant Perennials: A Toronto Master Gardeners Guide

Perennials are plants that renew themselves each year growing from their hardy roots. Although there are woody perennials, such as trees and shrubs, the plants most people refer to as perennials are herbaceous plants that die back to the ground…

Perennials for Full Sun: A Toronto Master Gardeners Guide

What is a Perennial? Perennials are hardy, ornamental plants that live for at least 3 years and die back to the ground each winter in colder climates. Most perennials bloom in the second year after seeding; however, there are now…

Perennials for Sandy Soils: A Toronto Master Gardeners Guide

Perennials are plants that renew themselves each year from their hardy roots. Although there are woody perennials, such as trees and shrubs, the plants most people refer to as perennials are herbaceous plants that die back to the ground at…

Hardy Garden Ferns: A Toronto Master Gardeners Guide

Ferns are fascinating and ancient plants, one of the first plant groups to adapt to life on land. They are found in a wide variety of habitats, from the Arctic to the tropics, with many species growing on all continents.…