File:Plant culture; a working handbook of every day practice for all who grow flowering and ornamental plants in the garden and greenhouse (1921) (14580548439).jpg

Identifier: plantculturework01oliv (find matches)
Title: Plant culture; a working handbook of every day practice for all who grow flowering and ornamental plants in the garden and greenhouse
Year: 1921 (1920s)
Authors: Oliver, George Watson, 1858-1923 Hottes, Alfred Carl, 1891- joint author
Subjects: Gardening Greenhouses
Publisher: New York, A. T. De La Mare co., inc.
Contributing Library: The Library of Congress
Digitizing Sponsor: Sloan Foundation

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tractive flowers pro-fusely borne commend S. sinuata to the garden lover. It is aglorified Petunia produced upright and with handsome veinings inthe petaiage. Propagation. The seeds are minute and should be sown inboxes of well-prepared loose soil early in Spring for bedding, or inearly Autumn for Winter blooming in greenhouse. SCABIOSA (Pincushion Flower). The annual Scabiosa,S. air0purpurea, is grown widely for its charming head of beautifullycolored flowers. It is useful for cutting because of its long stemsand splendid keeping qualities. Propagation. Sow the seed in the open ground in the Springy SCHIZANTHdS (Butterfly Flower. Poor Mans Orchid). These dainty. Orchid-like flowers deserve wide culture. For theprivate conservatory and partiafly shaded spot in the border theyare most excellent. For the florist the plants or cit flowers are read-ily salable. There is a wide range of color combinations all of whichare handsome. Two species are grown, S. pinnatus and S. wise- ANNUALS 237
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Ricixus COMMUNIS—Castor Oil Plant 238 PLANT CULTURE tonensis. S. wisetonensis is thought to be a hybrid between S.pmnatus and S. Grahamii and is widely used as a pot plant becauseof its dwarfness and attractive pyramidal form. A white variety hasproved very popular for cutting. (See page 240.) Culture. The Schizanthus requires cool treatment throughoutits whole existence. When given a temperature much over 45 de-grees, night, the plants grow spindly. Keep the plants growingvigorously and do not let them become pot-bound, for they startto bloom so soon as their roots become too confined. Pinch backthe young plants to make them bushy and flowery. By constantshifting and pinching huge plants may be flowered for Easter in8-inch or lo-inch pots. They are great feeders and hke a rich,rather heavy soil and should be supplied with applications of liquidmanure and plenty of water. The Schizanthus requires frequentsyringing to keep down red spider. Propagation. The Schizanthus is an annual an

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