all I could find on it.....I think they need to plant them in the UP....and forget about the Jack Pines!!!
PHYSICAL PROPERTIES
PROPERTY
DESCRIPTION
Color
Dark brown heartwood; yellowish white sapwood.
Knots
Normally strong, healthy and dark brown in color.
Ring Growth
Pronounced.
Fiber
Straight, except rings near pith.
Texture
Fine and homogeneous.
Odor
Slightly resinous.
Nominal Density
450 Kg/m³
Shrinkage
From green state to 0% moisture content.
Tangential
7.0%
Radial
4.2%
Volumetric
11.2%
Natural Durability
Category 5, not durable, i.e., the wood's useful life is less than 5 years.
Permeability
Sapwood and heartwood, easy to treat. Retention > 240 Kg/m³.