Pre-Commercial thinning (PCT) is the most important and
widely practiced silvicultural treatment used in the Province
- More than 1000 km2 have been treated Province-wide since
- Treatments are applied to young, overdense,
naturally-regenerated stands of Balsam Fir and Black Spruce.
- Between 10,000 and 100,000 trees per hectare in
naturally regenerated stands. PCT reduces this to between
2000 and 2500 evenly spaced crop trees per hectare.
- Chainsaws are sometimes used but tool of choice is the
specialty brush saw which is safer and faster.
- Felled trees are left on site to rot and help fertilize
remaining crop trees.
- Treatment contributes significantly to future supply of