150 THE PRUNING OF PLANTS 



When pruning old trees the operator should be furnished 

 with good tools, and particularly good pruning saws. These 

 tools must be sharp so that clean, smooth surfaces are made. 



REVIEW QUESTIONS. 



1. Why do plants require pruning? 



2. Tell how a wound on a plant is healed. 



3. Discuss the proper time for the pruning of plants. 



4. Why are special pruning tools advisable? 



5. What is the proper way for removing a large limb? 



6. Distinguish between the pruning of a young and an old tree. 



7. Discuss the effects of pruning. 



8. Discuss the pruning of a top of a plant. 



9. Give the differences in the pruning of the branches and the roots of a 

 plant. 



10. What is meant by summer pruning? 



11. What benefit is derived from summer pruning? 



12. How does winter pruning differ from summer pruning? 



