CHE REFERENCE LIBRARY - Pole Shift Survival Information

274 7’TT‘E NURSERY-MANlJ,t I,
Ceratostigma. Plu.mbagincrcecxl.
Increased by divisions, and by cuttings.
Plumbugo Larpc)zta? of nurseries.
C. Larpcntce is the
Ceratozamia. c’yccldscce@.
Usually grown from the imported plants. It may be propagated
by seeds, when obtainable, and also by offsets. These offsets or
suckers arise on the crown when the trunk is injured ; to stimulate
them, the center of ahe plant is sometimes burned out with a hot
iron.
Cercidiphyllum. Trochodendrcrcece.
Propagated by cuttings made in the summer and from greenwood
cuttings taken from forced plants in spring ; by seeds, when procurable,
sown in spring, or by layers.
Cercis (Red-Bud. Judas Tree). Leguminosoe.
Propa,gated by seeds in spring, p referably indoors witch bottom
heat. May also be increased by layers, and by greenwood cuttings
from forced plants in early spring. C. chinmsis is grown from
soft cuttings in summer under glass.
Cereus. Cacticrc~.
By seeds and cuttLgs. See Cacti, page 2611.
Cerinthe. Bomgirtacrca.
Propagated readily by seeds, in spring.
Ceropegia. Asdr~yitrdmcfw.
Handled by cuttings of green shoots in spring, preferably with
bottom heat.
Ceropteris. Poly yodiacctP.
Spores and division. See Fmzs, page 312.
Cestrum, including Habrothamnus. SoZan.rtc~~~cp.
Propagated by cuttings in February or early March and inserted
in sand in a warm temperature ; l)y seed, when obtainable.
Chaenomeles (Japan Quince). ROSMXP.
Propagated by seeds, usually stratified and sown in spring ; by
root-cuttings in fall or early spring ; also from cutt.ings of halfripened
wood, under glass, and from layers. Rarer kinds may be
grafted on stock of Japanese (CA. Zngenrrria) or common quince
(Cydok oblongcl) in early spring in the greenhouse. The Japan