1) spruce – a shade-tolerant plant, so the first year of felling will be settled by photophilous, rapidly growing grasses, shrubs and trees;
2) under the canopy of the undergrowth of photophilous trees, spruce seedlings will develop well. A teenager protects them from an excess of sunlight and spring frosts.
3) young spruce trees successfully compete with photophilous trees, and when they reach the upper tier they displace them.
Remember: The process of learning a person lasts a lifetime. The value of the same knowledge for different people may be different, it is determined by their individual characteristics and needs. Therefore, knowledge is always needed at any age and position.