Wurzelstocks
Wurzelstocks, or rootstocks, are the root portions of grafted plants that form the foundation of a grafted tree or shrub. In grafted propagation, a scion— the upper part that bears leaves and fruit— is joined to a compatible rootstock. The combination determines the characteristics of the mature plant, including vigor, size, and adaptability to soil and climate.
The primary function of a rootstock is to influence the growth and performance of the grafted cultivar.
Rootstocks are selected according to the cultivated species and intended use. Common groups include vigorous standard
The term Wurzelstock emphasizes the part of the plant below ground and the root system that supports