306 The American Flower Garden 



possible without uncovering completely. Give to all the beds and 

 to any neighbouring pear trees, grape vines, phlox, hollyhocks, 

 or other plants subject to fungoid diseases, which are conta 

 gious, a thorough spraying of Bordeaux mixture as a preventive. 



April 20tk-2yh Uncover tender varieties. Plant any new 

 ones received, giving these a light, protecting mulch. Give final 

 touches to pruning. Before roses are in leaf, toward the end of 

 April, spray them with whale-oil soap (one pound to eight gallons 

 of water) to discourage the first insect pests. 



May loth Leaves open. Spray with potassium sulphide 

 (one-half ounce to one gallon of water) to prevent mildew. Repeat 

 spraying a week later and perhaps again in a fortnight. 



May 2Oth Buds forming. Apply weak manure water. 

 Second spraying of whale-oil soap, if necessary, to annihilate 

 aphis or other survivors. 



May 2$tb -- Earliest roses bloom, rugosas, followed by the 

 yellowbriers. Apply liquid manure to hybrid perpetuals. 



June ist Hybrid perpetuals begin to bloom. 



June jth Damask, Mme. Plantier, and perpetuals bloom in 

 quantity. Watch for rose beetle and spray with arsenate of lead 

 (five pounds to fifty gallons of water) if necessary, and at intervals 

 of a week apply it again thrice. Three times apply liquid manure 

 to hybrid teas and teas. 



June 2ist Hybrid perpetuals and hybrid teas and tea 

 roses bloom in quantity. 



July 4.tb As the hybrid perpetuals diminish, rambler and 

 shrubbery roses, hybrid teas, and teas supply a wealth of bloom. 



July nth Hybrid teas and teas in quantity. Spray 

 with whale-oil soap if aphis persist. Rose bugs disappear. 

 Commence regular weekly applications of sulphide of potassium 



