THE FLORAL WORLD AND GARDEN GUIDE. 



359 



quite certain that although the plant will grow in sewage-tainted 

 water, it does not need sewage, but thrives best in pure water, 

 slightly charged with calcareous matter. I kept this fact in mind 

 in modelling my new system of watercress culture, and I beg 

 attention to it as the prettiest fad ever heard of for a gardening 

 amateur. 



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Having an abundant supply from tlie brook for the trouble of 

 gathering, this fad system of production would appear to represent 

 a waste of time, but it proves far otherwise, for from the day when 

 I began to supply the table witli Erfurt cresses grown in pots, they 

 have been in constant demand, and have been pronounced the most 

 delicious cresses, as they certainly are the most elegant in appear- 

 ance. The Erfurt variety is of a brilliant grass-green colour, the 



December. 



