172 carnations. 
marks, admit of fome few exceptions^ 
but the inftances feldom occur. 
The operation of laying," or piping, 
is to commence as foon as the plants are 
in full bloom ; neverthelefs, thofe who are 
particularly defirous to preferve theif 
bloom in the greateft perfe&ion, may 
defer it till the flowers are on the decline; 
but others, who are anxious to have their 
plants ftrong and well rooted early in the 
autumn, with a view to fend them abroad 
amongft their friends and acquaintance, 
that their layers may be better prepared 
to endure the feverities of the enfuing 
winter, will, as before obferved, fucceed 
bell by laying at the commencement or 
w When Carnations, &c. are propagated in the open 
air, by their fhoots or layers connected with the mother 
plant, the operation is called laying, or layering of 
them ; but when they are propagated by cuttings, taken 
from the original plant, and by artificial means caufed 
to ftrike root in a confined air, it is called piping of them, 
middle 
