St. Catharines, with its moderate climate and plenty of rainfall, is an ideal location for growing Emerald Cedars (Thuja occidentalis ‘Smaragd’). These evergreen trees are popular for their vibrant green foliage and ability to thrive in a variety of conditions.
Choosing the Right Emerald Cedar
When selecting an Emerald Cedar for planting in St. Catharines, consider the mature size of the tree. Smaller trees (1-2 meters in height) are suitable for smaller yards or as a specimen plant, while larger trees (3-5 meters) can provide a more dramatic effect. Choose a tree with a straight trunk and well-distributed foliage to ensure a balanced and healthy shape.
Planting Timing and Location
Spring and fall are the best times to plant Emerald Cedars in St. Catharines, as the weather is mild and rainfall is more frequent. Avoid planting in the summer when the heat and dryness can be challenging for newly planted trees. Choose a location with full sun to partial shade and well-draining soil. Emerald Cedars can tolerate a range of soil types, but they prefer slightly acidic to neutral soil pH (5.5-7.0).
Planting and Spacing
When planting an Emerald Cedar, dig a hole that is twice as wide and just as deep as the root ball of the tree. Add a 2-inch layer of organic mulch (such as wood chips or bark) around the planting area to retain moisture and suppress weeds. Space Emerald Cedars 1-2 meters apart to allow for proper air circulation and growth. Water the tree thoroughly after planting and keep the soil consistently moist during the first growing season.
Aftercare and Maintenance
Emerald Cedars are relatively low-maintenance trees, but they do require regular watering and fertilization. Water the tree deeply once or twice a week during the first growing season, depending on weather conditions. Apply a balanced fertilizer (10-10-10) in the spring and summer months to promote healthy growth. Prune the tree annually to maintain its shape and promote dense foliage. Regular pruning will also help to prevent the tree from becoming too leggy or top-heavy.
Delivery and Planting Services
If you’re not comfortable planting your Emerald Cedar yourself, consider hiring a professional to do the job for you. Niagara Tree Company offers delivery and planting services for their trees, ensuring that your new Emerald Cedar is planted correctly and securely. Visit their farm by appointment to choose your tree in person, or browse their online store to select a tree that’s right for you. Call 905-401-9526 to schedule delivery and planting services.
Niagara Tree Company grows its trees at the farm in Beamsville — see the species we grow, or have us deliver and plant them for you. Open by appointment: 905-401-9526.