composing the heel of the scion. The base of the scion is then inserted 

 into a cut made in the bark of the stock as in ordinary budding. Grafting 

 may be done when growth is active, but the most favourable time is early 

 in tin- summer. 



INSECTS AND DISEASKS. 



Tlu- Olive does not suffer to so great an extent as many other fruit 

 tives from the attacks of insects or fungi, and it is seldom affected by 

 dise;i^r. The only insects that cause seiious trouble are various kinds of 

 Scale, which sometimes affect trees that lack vigour through poverty of 

 soil or other causes, but seldom attacks those that are healthy and robust. 



BLACK on OLIVE S<.'.M,E. 



A Branch with Insects Natural Size. 

 B Insect Magnified. 



One of the most troublesome of these insects is the Black, or Olive Scale 

 (Le.cn n in ui 0/en). Another is the White Scale (A&p'uttf't'i*? Nerii), which 

 is also known as the Oleander Scale. These insects not only do injury to 



