Increasing volume of growing stock
Agriculture, forestry, hunting and fishing
lst, The National Forest Inventory, timber, logs, productive forest area, growing stock, growth, quality class, felling class, spruce, pine, broad-leaved treesForestry , Agriculture, forestry, hunting and fishing
Statistics on total growing stock and annual increment in Norwegian forests. The growing stock is steadily increasing, and for the inventory period 2009-2013 the volume was 912 million cubic metres.

The National Forest Inventory2009-2013



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Increasing volume of growing stock

According to calculations from the National Forest Inventory, the total growing stock in Norwegian forests is 912 million cubic metres. The stock is steadily increasing, and over the last 20 years the volume has grown 50 per cent. The increment has been stable for the past ten years.

Growing stock and annual increment
1 000 cubic meterShareChange, per centChange, per cent
2012 - 20132004 - 2013
Growing stock
Total911 7111002.026.5
Spruce396 891442.322.8
Pine282 789311.518.8
Broad-leaved232 031251.945.5
Annual increment
Total25 5981001.30.2
Spruce13 529532.0-1.3
Pine6 117240.8-0.6
Broad-leaved5 952230.24.8

Out of the total growing stock, 816 million cubic metres belong to the productive forest area. The annual increment in productive forest amounted to 23.7 million cubic metres, of which 18.5 million cubic metres are conifer forest. The annual increment in total was 25.6 million cubic metres.

Spruce most common

Spruce is the most common species of tree, with 44 per cent of growing stock, followed by pine with 31 per cent and broad-leaved with 25 per cent.

Increased productive forest area

The productive forest area is estimated at 83 440 square kilometres, or one quarter of the Norwegian land area. Protected or other closed-off areas of productive forest are not included. The total area of unproductive forest and other forest land was 56 000 square kilometres.