Thuja (pronounced Thuya) occurs as genus of coniferous trees in the Cupressaceae (cypress family). There are 5 metal money in the genus, ii indigen to North America and three from either Eastern Asia. It is usually referred to as arborvitae (from either Latin for tree of life), due to the evergreen foliage; some come as well every now and again known per wrong title "cedar" (it is non cedars).

A leaves of Thuja come evergreen plant & shell-prefer, except immature seedlings, in which it is needle-such as. A scales come intended inside quadruplet rows along a branchlet. A leaves come another time eaten per larva of the Juniper Pug moth.

A male cones come little & invisible & come placed at a tips of the branchlet. A female cones start out likewise invisible, however develop to astir One-Two cm yearn sustaining 6-12 overlapping, thinly, leathered scales.

A wood of thujas is lightly, easy & redolent. It may be well split & resists decompose. A wood has been utilized for numerous applications from either making chests that repel moths to shingles. Thuja poles come as well typically wont to produce fence posts & rails.

A foliage of thujas is rich around Vitamin C, and come utilized by Native Americans and early European explorers as a therapeutic for scurvy.

Species of Thuja
Thuja koraiensis - Korean Thuja Thuja occidentalis - Eastern Arborvitae, Northern Whitecedar Thuja plicata - Western Redcedar Thuja standishii - Japanese Thuja Thuja sutchuenensis - Sichuan Thuja

The hybrid between T. standishi and T. plicata hwhen been known as as a cultivar Thuja 'Green Giant'.

A second super distinct & simply distantly related mintage, at one time treated when Thuja orientalis, is currently treated inside the genus of its have, when Platycladus orientalis. A nighest relatives of Thuja come Thujopsis dolabrata, distinct in its thicker foliage & stouter cones, & Tetraclinis articulata, distinct in its quadrangular foliage (non flattened) & cones by owning quaternary heavy, woody scales.