Controlling Apple Tree Size by Horticultural Means


The use of dwarfing rootstocks is the primary means utilized to affect tree size. Apples are the fruit crop that most commonly utilizes dwarfing rootstock. Size range from the very dwarfing rootstocks such as M.27 and P.16 to nearly standard size rootstocks such as MM.111 and MM.106. In pears there is not nearly the range in size controlling rootstocks the majority of which are only +/- 20% the size of seedling. Recently dwarfing rootstocks for cherries have been introduced