POTASH WASH. 



121 



an unhealthy condition, besides affording a covering 

 for its insect enemies. When the bark is kept clean 

 and smooth, they are forced to find shelter else- 

 where. 



For many years we have used a wash made by 

 dissolving one pound of caustic potash in one gallon 

 of water. This is applied to the trees with a brush, 

 in the latter part of March or any time in April, be- 

 fore the trees come into leaf. Two applications of 

 this solution will cleanse the bark thoroughly. On 

 large and old trees that have been neglected, it is 

 better to scrape the bark before applying the wash. 

 There is no great amount of time required for the 

 operation ; one man, with a pail and brush, can wash 

 the bodies and some of the main branches of from 

 150 to 200 trees in a day. One application in April 

 will effectually remove the aphis or bark louse. 

 Care should be exercised in washing the trees, not to 

 touch the young buds or twigs, as it may kill them. 



"We have also used the u soda wash," made by 

 dissolving one pound of caustic soda in one gallon 

 of water. This is less powerful than the potash 

 wash. It may be applied to any part of the fruit 

 trees without injury to the young buds. Both of 

 these washes are excellent for cleansing the bark of 

 all kinds of fruit trees. Whitewash is sometimes 

 used as a wash on fruit trees. It is better under all 



