66 I'he Gardeners Kalejtdar. Feb. 

 where this precaution is wanting. The au- 

 tumn is however the beft feafon for this work, 

 efpecially in dry land. 



Make layers of all your hardy exotick trees, 

 which you want to increafe in this month, 

 after all hard frofts are over ; for fome of thefe 

 are too tender to be laid in autumn, the wet of 

 the winter, fucceeded by froft, being very de- 

 ftrudtive to many of thefe tender plants, when 

 laid. 



You may now increafe fome of the exotick 

 trees and fhrubs, which do not eafily propa- 

 gate by layers and cuttings, by cutting ofFfome 

 of their young flrong roots, dividing them into 

 lengths of about four or five inches, planting 

 them into pots filled with light loamy earth, 

 plunging the pots into a moderate hot-bed, co- 

 vering them clofe with glafles, which will caufe 

 them to put out roots below, and (lioots above, 

 fo that in one year they will make good plants ; 

 by this method many plants have been increafed, 

 which are very difficult to propagate in the 

 ufual ways. 



iFork to be done in /& Green-FIouse and 

 Stove. 



If the v/eather proves mild, and the air foft, 

 you fliould begin to admit air into yourgreen- 



houfe, 



