1872. ] 
THE GRIMSTON PLANT PROTECTOR. 
183 
to those who require vegetables or flowers either before or after the ordinary 
summer season. They forward crops about five weeks, and preserve them for a 
like period in the autumn—consequently they shorten the winter very consider¬ 
ably. By their use, he observes, u we were enabled to supply good firm well - 
blanched Cos Lettuces by the end of February this past season. We also find 
them useful for Potatos, Carrots, Turnips, French Beans, Radishes, Parsley, 
Gkimston Plant Protector. 
Chervil, Mint, Mustard and Cress, early Celery, in fact, for almost everything 
which comes early in the season from France. We also use them for Strawberries, 
which are ripe now (June 7) under them; also for forwarding herbaceous plants, 
for cut flowers, such as Pinks, Lilies of the Valley, Violets, and other low-growing 
plants.” 
The cost, labour included, Mr. Denning puts at about 10s. for each 8-ft. length 
complete, the two ends being closed. They require no putty and no glazing, are easily 
