298 THE COMPLETE GARDEN 



C. Trees Which Require Little or No Pruning: 



Aesculus 



Horse-chestnut 

 Catalpa 



Indian Bean 

 Liriodendron 



Tulip Tree 



Sorhus 

 Mountain Ash 



Paulownia 



Empress Tree 

 Robinia 



Locust 

 Sophora 



Pagoda Tree 



D. Evergreens That Should Be Pruned in May or June; 



Abies 

 Fir 



Pinus 

 Pine 



Picea 

 Spruce 



E. Evergreens That May Be Pruned at Any Time: 



Chamaecyparis 



Cypress 

 Juniperus 



Juniper 



Taxus 



Yew 

 Thuja 



Arborvitae 



