HOW TO DESTROY INSECTS. 



29 



on the juices of tlie plaut, and will soon sicken and 

 starve a whole ljush. 



The usual application of tobacco-smoke for half an 

 hour under a barrel will always kill them completely. 



3Iildetv Oil Hoses. 



This is manifested by a whitish-looking mould or 

 dust on the plants. 



If plants are growing out of doors, stir the soil fre- 

 quently. If plants are growing in doors, sprinkle a 

 fine dustiug of flour of sulphur over the whole plant. 

 In general sulphur vrill prove a good antidote to mildew 

 on any plant. 



TJie Yelloivs. 



If the leaves of your rose-bush turn yellow from 

 any cause, and it looks unhealthy, take up in the 

 morning, put in milk- warm water, and carefully wash 

 the roots ] this will be found very beneficial ; it should 

 remain in water, sufficient to cover the roots, until 

 evening, and, after mellowing the soil, again set it out ; 

 shield from the sun a few da3^s. 



A Aveak decoction of soot-water is excellent but it 

 • must be applied very weak and not too frequently. 



JParis Green, 



A remedy is used by some with great care, as follows, 

 for all insect enemies of all plants : 



Mix paris green and water in the proportion of one 



