186 FRITZ BAHR'S COMMERCIAL FLORICULTURE 



Fig. 65. — How Lovely is a Lily Pool ! The only thing that could possibly add 

 to this setting would be a light planting around the margin of the pond. Note the 

 fine Hydrangeas in the rear and the Boston Ivy on the building 



course, should be of heavier concrete. Draining such a pool in late 

 Fall would mean the loss of whatever Lilies or other aquatics are 

 planted. The only way to avoid this is to cover the entire pool 

 with boards and other material so as to keep the frost out, and the 

 following May open up the drain, clean out the pool and refill 

 it with fresh water. Usually a pool is made from eighteen to twenty- 

 four inches deep in the center and contains a frame made of 2-in. 

 plank twelve inches wide, ranging in diameter from eighteen inches 

 up. This frame is filled with good soil and the Lilies or whatever 

 else you wish are planted in iti 



Water Plants with but Little Water 



There are occasions — we have met them — when an owner will 

 object to two feet of water on account of there being small children 

 who might fall into it. If this difficulty confronts you, a good 

 showing of Lilies can be had in eight or ten inches of water — if you 

 provide a depression for the plants in the center of the pool. For 

 instance, let us take a pool, oval-shaped, say ten feet long by five or 

 six feet wide. When you have completed- the excavation and are 

 ready for the cinders, make another hole in the center twelve inches 



