INDEX 



Acocotli, Aztec name for origi- 

 nal duplex dahlia, 2. 



Amateur, definition of, 176. 



Amateur and professional, com- 

 petition between, 161, 176, 

 177. 



American Dahlia Society, found- 

 ing of the original and the 

 present societies, 9; benefits 

 of affiliation with, 164. 



Anemone-flowered types im- 

 possible to pollinate, 73. 



Ants, red, control of, 139. 



Aphis, control of, 134. 



Arsenate of lead, as insecti- 

 cide, 133, 134; for striped 

 cucumber beetle, 141. 



Ashes, coal, of doubtful bene- 

 fit, 33. 



Ashes, wood, for improving 

 soil, 29. 



Bichloride of mercury solution, 

 for root diseases, 142, 144. 



Black Leaf 40, effective in- 

 secticide, 136. 



Blind tubers, 42; ideal for 

 grafting, 66. 



Blossoms, care after cutting, 

 151. 



Bone, ground, for improving 

 soi^ 29. 



Bonemeal, in preparing trenches, 

 38; proper grade to use, 39; 

 as plant food, 94. 



Bordeaux mixture, to control 

 the white fly, 138. 



Borers, to control, 133. 



Breeding of new varieties, 61. 

 Buffalo Tree-hopper, control 

 of, 139. 



California leads in new vari- 

 eties, 76. 



Cactus dahlia, discovery, 8. 



Carbon bi-sulphide, for garden 

 pests, 132. 



Cavanilles, Abbe, grower of 

 first dahlias in Europe, 3, 6, 

 11. 



Chart of recommended named 

 varieties, 221. 



Chemical fertilizers not to be 

 recommended, 96. 



Classification adopted by the 

 American DahUa Society, 213. 



Climate and soil induce varia- 

 tion, 12, 195. 



Clumps, mistake of planting, 41. 



Coal ashes, of doubtful bene- 

 fit, 33. 



Cocoxochitl, Aztec name for 

 original peony-flowered dahlia, 

 2. 



Colour Chart, Ridgeway's, rec- 

 ommended for use of ama- 

 teurs, 219. 



Colour combinations in garden 

 and as house decorations, 179. 



Competition between amateur 

 and professionals, 161, 176, 

 177. 



Compost pit, necessity of, 31. 



Cork, ground, for storing bulbs, 

 119. 



311 



