Algonquin Pillar Swiss Stone Pine
This plant would be a great addition a landscape as it is extremely cold resistant and is the perfect specimen plant to have because of its variegated and its very prominent pyramidal shape.
|USDA Hardiness Zone
|Canadian Hardiness Zone
|-37 - (-34)
|-35 - (-30)
|5 - 6 m
|2 - 3 m
|A smaller sized tree, it has light green needles with light yellow coloured tips in bundles of five the needles are incredibly soft. A very pyramidal form all throughout its maturity.
|Requires well-drained, sandy to clay loamy soil in full to partial sun. Should be located in a wide open area with a nice flow of air movement.
|Dense and pyramidal through most of the pine’s maturity without much pruning necessary to keep its pyramidal form.
|Although many pines are not full and thick all the way to the ground, Pinus cembra. 'Algonquin Pilar' is unique in the way that it is full right to the ground and retains this feature all year long. The needles are quite soft and are a vibrant light green with a light yellow tip.
|Pinus cembra and cultivars may be susceptible to larch bud moth, brown felt blight, canker and large larch bark beetle.
|Grey-green and smooth when young, turning a whiter shade of green when mature, medium scaled.
|Flower/Leaf Bud Description
|Buds are grey-brown, ovate, 4 - 9 mm long.
|Five needles, fairly soft, straight and 5 - 7 cm long. Lighter green colour on the inner most of the needle converging to an almost variegated looking yellow.
|Bright purple when young, flowering and seed production occurs every 2 – 3 years in May.
|Cones are terminal and 3 - 5 long.
|Stems are a green-grey the first year turning a whiter colour through to maturity. Light green needles with yellow tips, and whiter grey bark at maturity.
|Medium to fine textured, very full soft foliage that is retained all the way to the ground.
|The Gardens of Fanshawe College, London, Ontario, Canada.