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Northern White Cedar in the GardenTags plant encyclopedia

Thuja occidentalis

 

Northern White Cedar

Thuja occidentalis, is a small to medium-sized evergreen conifer, which is also known as northern white-cedar, or eastern arborvitae. It has a reddish-brown bark that peels in vertical strips. In unfavourable positions, the tree will grow prostrate.

 
plant Features
  • Northern White Cedar likes full sun

    Full sun

  • Northern White Cedar likes occasional watering

    Occasional watering

  • Northern White Cedar is full frost hardy: 5f (-15°c)

    Full Frost Hardy: 5F (-15°C)

  • Northern White Cedar likes all soil conditions

    All soil conditions

 
plant information

Common name

Northern White Cedar

Latin name

Thuja occidentalis

type

Trees or Shrubs

family

Cupressaceae

ph

5.6 - 7.9 Acid - Neutral

  • Light

    Northern White Cedar likes full sun

    Full sun

  • Frost

    Northern White Cedar is full frost hardy: 5f (-15°c)

    Full Frost Hardy: 5F (-15°C)

  • Soil

    Northern White Cedar likes all soil conditions

    All soil conditions

  • Water

    Northern White Cedar likes occasional watering

    Occasional watering

Plant & bloom calendar

  •  
    Best time to plant

full grown dimensions

The size of a fully grown Northern White Cedar is 4.50meters x 15.00meters 4.50 M 15.00 M

Thuja occidentalis

Thuja occidentalis, is a small to medium-sized evergreen conifer, which is also known as northern white-cedar, or eastern arborvitae. It has a reddish-brown bark that peels in vertical strips. In unfavourable positions, the tree will grow prostrate.


Planting

From Early Spring TO Late Spring

Locate an area with full or partial sun and well-drained soil. Thuja occidentalis prefers loamy, deep soil but will do just fine in rocky, dry and compacted soils of almost any pH without additional amendments. Dig a hole twice the width of the root ball of the plant, and at a depth about the same height as the root ball. Remove the emerald arborvitae from its container or untie the rope securing the burlap around the trunk. If the roots look matted on the edges of the root ball, untangle them with your fingers. Stand the tree in the hole and eyeball its height to make sure that the top of the root ball is even with or slightly above ground level. If it is lower, take the tree out of the hole and replace enough of the soil to bring it to the right height.

 

Propagation by Semi Hardwood Cuttings

From Late Summer TO Late Summer

Semi hard wood cuttings are taken from the current years growth from late summer to mid autumn the bottom of the cuttings is hard and soft on the top. With a sharp knife take a cutting of about 14 cms, remove lowest leaves, dip end into rooting hormone, and place round the edge of a pot filled with a suitable compost, water well, they must remain moist till rooted, place under glass but in semi shade. Thuja requires a well-drained potting mixture such as equal parts peat and either coarse sand or vermiculite. Dipping the bottom of the stems in rooting hormone just before planting aids rooting. Plant six or seven cuttings in a 6-inch pot, just deep enough to keep the stems upright.

 
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