52 



Gardening Under Glass 



Soineono told me that I liad to have pure 

 "river sand," and I went to considerable trouble 

 to get it; since then have learned, in traveling 

 around, that brown, red, vellow, or "silver" sand 



After the cuttings are inserted in the sand tliey shouhl preferably be 

 put where they will get "bottom heat" — on a shelf or a bench directly over 

 heating pipes. 



will do just as well. The color makes no differ- 

 ence; the necessity is that it be "sharp," not 

 water worn. All you need is clear, gritty sand, 

 free from dirt and fine enough to pack snugly 

 around the cuttings and hold them upright, but 



