How to Grow Plants from Seeds 187 
fore best to reset the plants once or even twice before 
they are placed in the garden. 
When the seedlings are about 2 inches tall, they may 
be transplanted into flats which are filled with somewhat 
richer soil than was used in the seed flats. In this trans- 
planting the best plants can be selected and respaced 
so that they will have sufficient room for further develop- 
ment. One can thus avoid the common mistake of 
growing many more seedlings than are actually needed 
and of leaving them so crowded that none of the plants 
will be well developed. 
For example, if one needs 36 tomato plants for the 
Fic. tro. A gardener transplanting seedlings to a second flat. Only the more 
vigorous seedlings are selected for transplanting. 
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