Secondly, the only method to grow genetically improved seedlings is to plant them. The landowner can manually determine the stocking levels and row spacing. There is no need for precommercial thinning. The uniformity of the resulting stand. However, we must also consider the downside of using artificial regeneration methods.
Planting is normally the most costly method of regeneration.
In order to obtain the optimum desired results, planting crews must be constantly supervised in order to maintain quality control. Mechanical site preparation can be detrimental to soil quality. Seedlings can be planted by hand or by machine. Depending upon the particular site, the landowner should choose the most efficient and reliable option. Generally, between 75 and 80 percent of properly planted seedlings will survive.