I 19 ) 



be trained for the firft thirty years with circumfpcc- 

 lion, oy repeated trimmings at fhort periods, the 

 fhafts will be rcntlered clean an'd unprodudive of 

 fprays, and the heads redubed Into a narrow corn- 

 pafs, and at fuch a height ^6m the ground, as 

 neither to annoy the crops, or four the grafs by 

 fliade. 



Inconfequenceof adoubtbeing darted, whether 

 the fhaft of a tree lengthens inch by inch through 

 Its whole extent, or onty by the addition of new 

 wood to the top;* — in March, 1786, after trim- 

 ming up* three young elms, I fhortened the under- 

 bough that was left in each, and dropt a line and 

 plummet to the ground. The length of the fhaft> 

 No. I. was twenty- feveri 5 of No. II. twenty-eight ; 

 of No. III. thirty feet j at which lengths I opened 

 the ftrands of the line, and inferted a mark of red 

 tape, put it carefully by till March 1790, when 

 trimming the trees afrefh, as is my conftanr prac- 

 tice every fourth year, the line, when applied with 

 its marks to the foot of the fame branch rn each 

 tree refpeflively, held the plultimet fufp^iided above 

 the ground, and proved an uniform advance in 

 length of their fhafts, frotn eight to ten inches ; 

 the ihorteft having gained the leaft, the longed the 

 mod, viz» two inches and a half in a year. 



C 2 Ohfervations 



