CONTENTS— Continued 



Chapter Page 



Necessity of light 57 



Efforts to secure light 58 



Amount of light necessary 6i 



Selection governed by light 61 



Temperature 63 



Selection governed by temperature 64 



Ventilation 65 



\'1I. Insect Enemies 66 



Destruction dependent upon habits 66 



Kinds of insects 68 



The enemies of house plants 68 



Plant-lice 69 



The scale 71 



The mealy-bug 72 



The red spider 73 



The earthworm 74 



VIII. Propagation by Seed 76 



Selection of seed 76 



Cause of failures 77 



Vessels for the sowing of seed 77 



, Seed-boxes ; their construction 77 



Soil and its preparation 78 



Watering of soil 79 



Planting of the seed 80 



Care after planting 81 



Diseases of seedlings 83 



Potting of seedlings 83 



Planting in pots 83 



Planting in boxes 84 



IX. Propagation by Cuttings 85 



Advantages of cuttings 85 



Kinds of cuttings 86 



Selection of cuttings 87 



Preparation of cuttings 87 



Propagatmg-boxes 89 



