42 



Lessons in Fruit Growing. 



on the younger, and so will commonly attain less size (34). 

 It is probably wise, therefore, to prune off the oldest fruit 

 spurs, as the trees reach full fruiting age. Old trees that 

 have lost their vigor from the formation of too many fruit 

 spurs may be renovated, if still sound, by pruning that is 



Fruit spurs of apple showing successive stages of development. 



suflSciently severe to start new growth from the older 

 branches. 



Age at ivhich fruiting begins. Apple trees begin to fruit 

 at from two to ten years from the time they are planted 



