. Cyclopedia of American horticulture, comprising suggestions for cultivation of horticultural plants, descriptions of the species of fruits, vegetables, flowers, and ornamental plants sold in the United States and Canada, together with geographical and biographical sketches. Gardening. 1518 RHODODENDRON and if gentle bottom heat can be given after callusing it will be of advantage. They root, however, but slowly, except those of the Javanese kinds, which are mostly propatrated in this way, since they grow very readily Layering is sometimes practiced, especially with the dwarf and small-leaved
. Cyclopedia of American horticulture, comprising suggestions for cultivation of horticultural plants, descriptions of the species of fruits, vegetables, flowers, and ornamental plants sold in the United States and Canada, together with geographical and biographical sketches. Gardening. 1518 RHODODENDRON and if gentle bottom heat can be given after callusing it will be of advantage. They root, however, but slowly, except those of the Javanese kinds, which are mostly propatrated in this way, since they grow very readily Layering is sometimes practiced, especially with the dwarf and small-leaved species, but the layers usually cannot be separated until the second year. For the propagation of the numerous varieties and hybrids of hardy and half-hardy Rhododendrons graft-. 2105. Azalea Sinensis, with Rhododendron. ing is most extensively employed. Rhododendron Catawbiense or seedlings of any of its hardy hybrids may be used as stock; li. maximum is also probably as good. In English and Belgian nurseries E. Pouti- cum, which is inferior in hardiness, is mostly employed as a stock, but this often proves if the grafted plants are transferred to colder rlin ,t. - /,â irl.,,niim maybe used for strong-growiiiL' â '' Miid for cultivation in the greenhouse â â : .h \ ^in . r ,,r side-grafting is mostly , i m - cLIt and saddle-grafting (see Ill I : â ^ should be removed only partly :in., .i back until the following year. li . m^ikiIIv done late in summer or early m i ⢠i, . i . - i .in,illy; those of i^. ar^"/. "." :ii. I,. \.. !.-â |...i .. 'to cattle. The flo\Mi» oi iaii,.a,, . an- . made into a subacid jelly, bonie authors unite Azalea with Rhododendron, but the two groups are very dis- tinct horticulturally, however closely they may be allied botanically. Azaleas are chiefly deciduous plants {A. liiilirii 1111,stiy evergreen), usually with 5 exserted sta- I'l:;. L'lil.'
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