THE FOREST NURSERY 



337 



of storage new growth is likely to start before the shipments can 

 be made. 



Nursery stock stored under the ordinary methods of heeling-in 

 starts its growth with the advent of warm weather. When stock 

 is required for late planting, growth can be held back by storing 

 it in snow or ice pits on the planting site. Heyer l recommends 

 the snow pit as an acceptable method for storing small stock 

 bevond the normal time for planting (Fig. 97). 



FIG. 97. Snow pit for storing nursery stock. 

 A-A. Line of slope. E. Layer of twigs. 



B. Snow. F. Layer of soil. 



C. Excavated soil. G. Seedlings or transplants. 



D. Shelter of branches. H. Layer of soil. 



7. Layer of branches. 



Suitable places for snow pits can usually be found on the area 

 to be planted. Holes due to windfalls on northern slopes can 

 often be utilized. If such are not available, they must be dug. 

 They should be excavated to a depth of about 5 feet and filled 

 with snow firmly packed down. A layer of twigs is placed on 

 the snow, followed by a layer of fresh soil. The plants are dis- 

 posed in a compact layer on the soil and the whole covered with 

 another layer of fresh soil to the depth of several inches and a 



1 Heyer, Carl : Der Waldbau oder die Forstproduktenzucht. 5. Aufl., 1 . Bd., 

 S. 221. Leipzig, 1906. 



