How to Plant Thuja | Care and Growing Arborvitae

Learn how to plant thuja, it’s one of the fast growing privacy trees you’d like to plant in your garden.

Thuja is a small genus belonging to the group of conifers and to the family of Cupressaceae. It is native to North America and Asia. It has a columnar habit and flattened branches. Some of its varieties can reach up to 200 feet tall in favorable climate.

USDA Zones — 3 – 11

Propagation Method — Seeds, vegetative propagation

Difficulty — Easy

Soil pH — 6 – 8

Varieties and How to Plant Thuja

There are three species most widespread: Thuja green giant, which is a hybrid of thuja plicata and Thuja standishii– the most popular cultivar that reaches height of 18 to 25 m and has very rapid growth and ornamental use. The tops of its branches are solid to the touch and its foliage are mildly fragrant.

Thuja occidentalis, also called as white cedar is famous for its amazing ornamental foliage. It’s a beautiful small tree that gives rustic appearance. It grows between to 10 to 20 meters high.

Thuja plicata is also referred as giant or western arborvitae. It grows up to amazing height of 55 to 60 m (180 to 200 ft).

It can be propagated from seeds, cuttings and air layering. Propagate in summer using fresh cuttings.
Position for Growing Arborvitae

Thuja grows easily in both full sun and partial shade. However, exposure to cold harsh winds can be damaging to young plants.

Thuja grows in most soil types. But the best soil for it is fertile soil that has ability to retain moisture. It also tolerates very chalky soils.

Water thuja deeply. Soil around it should be kept moist and covered, constantly, from a mulch of organic material.

It needs regular fertilization to grow fast. Feed it with balanced liquid fertilizer in the beginning of growing season to kick start the growth.
Thuja CarePruning

It doesn’t require pruning as it naturally grows in columnar shape. Although if you are growing this for hedge prune regularly to maintain shape. It can tolerate excessive pruning without any problem.

Pests and Diseases
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