lOi 



tin top, or to the sealing-wax applied on top of the tin, 

 by careful application of a very small flame of the gas 

 "blowpipe. The sealing-wax collar is indicated at "a' 

 in figure 2. 



Into the lower part at the annular space be- 

 tween the stem and this sealing-wax collar cotton is 

 stuffed, as indicated at "b" in figure 2. This cotton 

 extends outward, under the tin top, a centimeter or 

 more from the lower e(g$e of the sealing-wax collar. 

 The sealing-wax collar and the cotton plug having been 

 prepared as shown melted grafting-was is poured into 

 the annular space around the stem. This grafting-wax 

 satxirates the cotton and fills the annular space above 

 it, as indicated by "c" in figure 2. The grafting-wax 

 must be at a temperature at which it is a very viscous 

 liquid. If it is too hot it will flow through the cot- 

 ton and escape. If it is too cold it will fail to satur- 



$ 



ate the cotton or to fill all the intertices of the an- 



/» 



nular space and will not bind tightly to the stem and to 

 the inner surface of the sealing-wax collar. It is also 

 necessary, of course, that the grafting-wax be not. hot 

 as to burn the plant stem. For the ordinary variety of 

 grafting-wax the proper temperature is about 65° G. 

 (150° F.). 



In this seal, the long plug of grafting-wax 

 inside the sealing-wax collar does not harden or crack 

 as rapidly as if applied alone, without the sealing-wax 



