INSECTS. 157 
tortoise shell scale, black and green fly, (aphis, ) thrips, 
fretters (cycad@,) three or four kinds of beetles, as the 
rose bug, cockchafer, &c., and occasionally the caterpil- 
lars of some moths. 
The red spider is a very small, dark red insect, — 
invisible to the naked eye, which locates on the under 
side of the leaves; it delights in a dry, hot caaihaes 
and if left long unmolested, will spread over the whole 
house, spinning a delicate network, among which it 
travels with the greatest facility, feeding upon, poisoning, 
and disfiguring the plant. It may be _— by syring- 
ing and a damp air, and can be comp letely eradicated 
by the use of sulphur, used as advised Pa mildew. Inde 
g 
tronble is, to sprinkle a smail quantity over the hot water 
pipes, or coolest end of the flues, three or four times during 
the season. If proper use be made of the syringe, the 
sulphur will not always be required, but when applied it 
answers the double purpose of preventing the spread of 
both red spider and mildew. 
The different species of scaly and mealy bugs may be 
generally adhere to the bark, and the brown ones are 
often so near the color of it as to require a close look to 
see them; here they stick, sucking the juices, and ejecting 
their sugary exerescence, which spreads over the leaves, 
and stops up the breathing pores. The mealy bug is to be 
found in the crevices between the bark, in the joints, and 
among the bunclies,in the form of little cottony-looking 
