This section is from the book "The Villa Gardener", by J. C. Loudon. Also available from Amazon: The Villa Gardener.
Where these have not been kept down by vigilant attention, the soil, owing to the state of closeness and dampness in which small gardens usually are kept, will be found teeming with snails, slugs, and worms; and the snoots of the trees with the eggs of moths and other insects. In winter, the snails and slugs will be found collected, for shelter and protection, under evergreens, among stones, or any similar materials that afford them shelter, and in the crevices of walls, etc. The most effectual mode, when they are in large quantities, is, to collect them by hand, and then destroy them; and, when they are less numerous, to water every part of the garden thoroughly and repeatedly with clear lime water, which, when it comes in contact with their bodies, effectually destroys snails, slugs, and worms. The eggs of insects attached to the trees should be rubbed off with a hard brush, and then collected by band; and, early in spring, the progress of any that remain should be watched, and tobacco-water, lime-water, or soapsuds (which operate in the same manner as lime-water, but are longer retained on the plant, in consequence of the greasy medium in which the alkali is enveloped), should be applied as soon as the insects are hatched.
236. In general, we may observe that, though there may be some advantage in taking possession of a large garden, which has been planted for some years, on account of the fruit-trees being in a bearing state, and the ornamental trees being of a sufficient size to produce considerable effect, there is none whatever in occupying an old suburban garden. With all such, the best mode will generally be found to be, to root up all the trees and shrubs, and renovate the garden by improving the soil, etc, laying out afresh, and replanting entirely.
237. A garden engine is of the greatest use in a suburban garden, as it affords the greatest facility for watering the leaves of plants, with the least possible trouble; and where this cannot be obtained, a syringe is indispensable. Two or three watering-pots will also be required, and at least one should have a very fine rose.
238. The principal implements required will be a spade, a small iron rake, a small fork, and a hoe; a trowel, and a secateur or pruning shears. A pair of steps, a large pair of scissors, and a hammer for driving nails into the wall in training, will also be useful; and a small mowing machine may be added, if expense be not an object.
 
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