PLANTS SUITABLE AND UNSUITABLE 37 



added vigour of constitution and greater power of resistance 

 to the attacks of insect pests, and even in more abundant 

 flower. Therefore, in choosing plants for the unheated green- 

 house we may lay aside all misgivings, so long as we make no 

 mistakes between plants suitable and unsuitable to be grown 

 in it. 



i 



