This section is from the book "Manual Of Gardening", by L. H. Bailey. Also available from Amazon: Manual of Gardening.
In the preceding chapter advice is given that applies to groups or classes of plants, and many lists are inserted to guide the grower in his choice or at least to suggest to him the kinds of things that may be grown for certain purposes or conditions. It now remains to give instructions on the growing of particular kinds or species of plants.
It is impossible to include instructions on any great number of plants in a book like this. It is assumed that the user of this book already knows how to grow the familiar or easily handled plants; if he does not, a book is not likely to help him very much. In this chapter all such things as the common annuals and perennials and shrubs and trees are omitted. If the reader is in doubt about any of these, or desires information concerning them, he will have to consult the catalogues of responsible seedsmen and nurserymen or cyclopedic works, or go to some competent person for advice.
In this chapter are brought together instructions on the growing of such plants commonly found about home grounds and in window-gardens as seem to demand somewhat special or particular treatment or about which the novice is likely to ask; and of course these instructions must be brief.
It may be repeated here (p. 115) that a person cannot expect to grow a plant satisfactorily until he learns the natural time of the plant to grow and to bloom. Many persons handle their begonias, cacti, and azaleas as if they should be active the whole year round. The key to the situation is water: at what part of the year to withhold and at what part to apply is one of the very first things to learn (pp. 100, 175, 347).
Abutilons, or flowering maples as they are often called, make good house plants and bedding plants. Nearly all house gardeners have at least one plant.
Common abutilons may be grown from seed or from cuttings of young wood. If the former, the seed should be sown in February or March in a temperature of not less than 60°. The seedlings should be potted when about four to six leaves have grown, in a rich sandy soil. Frequent pottings should be made to insure a rapid growth, making plants large enough to flower by fall. Or the seedlings may be planted out in the border when danger of frost is over, and taken up in the fall before frost; these plants will bloom all winter. About one half of the newer growth should be cut off when they are taken up, as they are very liable to spindle up when grown in the house. When grown from cuttings, young wood should be used, which, after being well rooted, may be treated in the same way as the seedlings.
The varieties with variegated leaves have been improved until the foliage effects are equal to the flowers of some varieties; and these are a great addition to the conservatory or window garden. The staple spotted-leaved type is A. Thompsoni. A compact form, now much used for bedding and other outdoor work, is Savitzii, which is a horticultural variety, not a distinct species. The old-fashioned green-leaved A. striatum, from which A. Thompsoni has probably sprung, is one of the best. A. megapotamicum or vexillarium is a trailing or drooping red-and-yellow-flowered species that is excellent for baskets, although not now much seen. It propagates readily from seed. There is a form with spotted leaves.
Abutilons are most satisfactory for house plants when they are not much more than a year old. They need no special treatment.
 
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