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Growth patterns do not always keep up when a managed cultivated spruce tree is producing wood. This leads to forest plans proposing first thinning only at the age of over thirty years. In reality, cultivated spruce trees in Southern and Central Finland should often be first thinned at the age of less than 25 years. Watch the video to see how wildly a cultivated spruce tree in Mikkeli has produced wood in two decades. Read more about the topic in Metsälehti, which will be published on 8 October 2020. . https://www.metsalehti.fi / metsalehti / metsalehti / metsalehti