Western White Pine

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General Description: Western White Pines are native to Western North America. They tolerate of a verity of soil condition from peat bogs, dry sandy soil to rocky conditions. They are tall, straight, pyramidal shaped tree with bluish-green needle that are in fascicle of 5. The bark is dark gray and platy.

ID Characteristic: Some key identification characteristics are the needles, which are straight, flexible and triangular; bluish-green in color and have lines of white spots, which have 5 needles per fascicle. As well as the bark that is bark grey and is broken into rectangular scaly plates.

Shape: The Western White Pine is a tall, straight, pyramidal shaped tree. As it matures to its full height the lower branches fall off and can leave
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Propagation: Western White Pines are normally propagated by seed. The seeds must go through cold stratification in the freezer for about 60 to 90 days. After that they must be soaked in lukewarm water for 1-2 days. Once that time has passed place the seeds in a zip-lock bag and place in the fridge for another 60 to 90 days. Once that process in complete plant the seed in a pot that is 1 part pine bark, 1 part peat moss and one part garden soil or potting pix. Place the pot in full sun.

Cultivation: Grows best in well-drained sandy or gravely loam with pH range of 4.5 to 6.8. This species also prefers full sun.

Pest: White Pine Blister Rust is common fungus the effects Western White Pines. The first since are chlorotic shots on needle. The tree eventually produces orange cankers where is has been effected. The fungus girdles the branch causing it to die over a few years. If on treated in time the fungus will move throughout the tree and kill it.

Notable
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However they seem to prefer growing in moist rich valleys or on gentle slops. They are found in the mountains of western Canada an the United States

Bark Description: When young the bark is thin, smooth and greyish-green. As the tree matures the bark becomes dark grey and broken into rectangular scaly plates 2-4 cm thick.

Bud Description: Buds are slender, bluntly pointed, with overlapping brownish scales. Up to 10 mm

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