Practical Sylviculture 



125 



close up all air spaces. (Figs. 32-33.) Heeling-in should 

 be done preferably in a shaded and protected place. 

 During an early spring when seedlings start to grow 

 before it is convenient to plant them, their growth may 

 be retarded by lifting and heeling them in. When plant- 



Fig. 33 



- Heeling-in evergreen seedlings. 



ing follows immediately after the lifting of the seedlings, 

 they should be taken from the nursery to the planting 

 site, packed in boxes or pails so as to remain always 

 moist. When the planting takes place after the seed- 

 lings have been heeled-in, they should be removed from 

 the trench as fast as needed, packed and transferred to 

 the planting site as before. Great caution should be 

 exercised to keep the roots wet at all times. 



