FRAMES. 19 



litter, and banking leaves, and litter or green manure around the frames. Two 

 or more permanent frames may be of great service, and can be used as an 

 auxiliary for bringing forward plants for setting in the ornamental pond, and 

 also for wintering the hardy species ; they can also be used for growing the 

 tender Nymphaeas during both summer and winter, provided they are 

 furnished with means for heating. The frame and sashes can be removed as 

 soon as warm equable weather sets in. A shallow tank, twelve to fifteen inches 

 in depth, would be found very serviceable for growing plants in pots. 



