Why are conifers excellent sources of lumber?

Conifer trees include pine, spruce, fir, and larch among others.

They are Excellent sources of lumber because they grow relatively quickly.

Their natural habit is tall and straight, producing long lengths of raw timber.

The timber is soft and relatively easy to cut/ harvest and work into lumber.

They have few pests.

They can easily be farmed (silviculture) and produced.

The timber has few knots, so less wastage.