CHE REFERENCE LIBRARY - Pole Shift Survival Information

290 THE NURSERY-MANUAL
growth than those used for suckers. Free growth must be encouraged
for a year or more, and, any suitable time in winter, the
shoots should be bent to the ground, pegged firmly and covered
t.o the depth of 3 inches with earth. They will be well rooted by
the following autumn, and may then be removed and planted out
permanently.
Coxypha. PalmacrcP.
Propagated by seeds. See Patms, page 377.
Cosmidium : Tkc~qwrma.
Cosmos. Co m posit@,.
Readily grown from seeds. In short-season climates the seeds
wou!d better be started indoors.
Costus. Zi~lgibvra~ccrz.
Propagated by cutting the canes or stalks into pieces an inch or
so in length, and planting in sifted peat or fine moss and sand,
covering lightly. Also increased by dividing the roots and by
seeds.
Cotinus (Smoke-Tree). Anacardiaccne.
Propagated by seeds, root-cuttings and layers. By
botanists retained in the genus Rhus, as R. Coti~~z~.~.
many
Cotoneaster. Koscrrf~r.
Grown from fall-sown or stratified seeds ; also by autumn
layers, by cuttings of half-ripened wood under glass in 1at.e summer.
Some kinds may 1~ gra,fted on seedling stocks of C. intcgerrima
(C. dgaris), common quince, hawthorn-or mountain ash.
Cotton (Gossypium). Ma/l!acw.
Cotton is grown from seeds dropped where the plants are to
stand. In the southern states the planting runs from April 15
to May 15. Tl IO plants are thinned as they stand to 12 to 2 L
inches ; thtk rows art-’ 34 to 4 feet apart. About one bushel of seed
is sufficient to the acre, although two to three times this quantit!
is sometimes used.
As a greenhouse subject, cotton is sometimes raised from soft
cuttings.
Cotg?tedon (Na\relwort). Crassulacr~.
Propagated by seed, offsets, cut&s of the stem and of leaves.
The greenhouse kinds (as C. gibbiflora) are grown from stem