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Emerald cedar (Thuja occidentalis 'Smaragd')

Emerald cedar (Thuja occidentalis 'Smaragd') is a popular and versatile tree that is well-suited for landscaping in Aurora, Ontario and the Greater Toronto Area. Its attractive foliage, fast growth rate, and narrow shape make it an excellent choice for privacy screens, hedges, or as a specimen tree. In this article, we will explore the advantages of using Emerald cedar in a landscape in Aurora, Ontario and the Greater Toronto Area, as well as the best ways to water and maintain this tree for optimal health.

Advantages of Emerald Cedar in a Landscape.

  1. Aesthetics - Emerald cedar is a beautiful tree that can add an element of natural beauty to any landscape. Its emerald green foliage and narrow shape can create a striking visual display, especially when planted in rows for hedges and privacy screens.

  2. Fast growth - Emerald cedar is a fast-growing tree that can reach up to 15 feet tall within 10 years. This can be an advantage for creating quick privacy screens or hedgerows.

  3. Privacy - Emerald cedar is an excellent choice for creating a natural screen or hedge due to its dense foliage and adaptability to pruning.

  4. Environment - Emerald cedar provides habitat and food for a range of wildlife, including birds and squirrels, which can help to support the local ecosystem and biodiversity in the area.


Best Way to Water Emerald Cedar Trees

Proper watering is essential for the health of Emerald cedar trees. In general, these trees require moderate watering, which is about one inch per week. However, the amount of water required may vary depending on the soil, temperature, and other environmental factors.

Here are some tips for watering Emerald cedar trees:

  1. Water deeply - When you water, make sure the water reaches the tree's roots, which can be several feet underground. Deep watering encourages the tree to develop a strong root system.

  2. Use a soaker hose - A soaker hose can help to distribute water evenly throughout the root zone. This can help to avoid overwatering in some areas and under watering in others.

  3. Water in the morning - Watering in the morning can help to ensure that the tree has enough moisture throughout the day. It also allows time for the foliage to dry off, which can help to prevent fungal diseases.


Maintenance Protocol for Emerald Cedar Trees

Maintenance is essential to keep Emerald cedar trees healthy and beautiful. Here are some tips for maintaining Emerald cedar trees in Aurora, Ontario and the Greater Toronto Area:

  1. Prune regularly - Regular pruning can help to remove dead or diseased branches, improve the tree's structure, and promote new growth. Pruning should be done in the dormant season to minimize sap loss.

  2. Fertilize annually - Emerald cedar trees benefit from annual fertilization in the spring, which can help to improve their overall health and growth.

  3. Mulch - Applying a layer of mulch around the base of the tree can help to conserve moisture, regulate soil temperature, and suppress weeds. Be sure to keep the mulch away from the trunk to prevent rot.

  4. Monitor for pests and diseases - Emerald cedar trees are relatively resistant to pests and diseases, but can be susceptible to spider mites, bagworms, and aphids. Regular monitoring can help to catch these problems early and prevent them from spreading.


Emerald cedar is an excellent choice for landscaping in Aurora, Ontario and the Greater Toronto Area. Its beauty, fast growth rate, and adaptability make it a versatile tree that can be used in a variety of applications. With proper watering and maintenance, Emerald cedar trees can thrive and provide beauty and benefits for years to come.





Curb Appeal and Outdoor Space Specialists

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