This section is from the book "The Gardener V3", by William Thomson. Also available from Amazon: The New Organic Grower: A Master's Manual of Tools and Techniques for the Home and Market Gardener.
As greenhouse Climbers, these are beautiful and elegant plants, and very useful for cutting, and where there is a large demand for cut-flowers, they should be grown largely. They thrive best planted out in a border of good fibry loam and peat in equal parts, rather lumpy, with a dash of silver sand, all well mixed together. Particular attention should be paid to the drainage of the border, so that there is no stagnant water, which is very injurious to this plant. If the plants are young, and the roots not matted, they may be planted without disturbing the roots much; but a medium-sized plant with a quantity of roots matted round the side of the pot should be carefully loosened with a pointed stick, laying the roots out much in the same way as Vines are planted. Water should be given sparingly at the first until the roots have got hold of the fresh soil, which will soon be known by the plants beginning to grow strong and freely. Let them be syringed twice a-day throughout the summer, as, if kept in too dry an atmosphere, or dry at the roots, red-spider is apt to attack them, causing much of the foliage to drop.
As the autumn advances, water more sparingly, but not so that the plants suffer, giving no more through the winter than will keep the soil in a medium state of moisture until the following spring. When they show signs of starting into fresh growth, remove all the loose soil from the top of the border, being careful not to injure the roots, giving in return a top-dressing of fresh compost similar to that recommended for planting in at first. They will grow very rapidly the second year, and soon cover a large space of back wall, for which they are well adapted, and will flower freely if all has gone well previously. They strike freely in sand and leaf-mould under a bell-glass. A. H.
 
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