CHE REFERENCE LIBRARY - Pole Shift Survival Information

THE iVURSERY-LIST 437
handled in frames pi\-e excellent results. I’. famwfosum (Jr. pl,icatum.
of nurseries) is propag:Lted by cuttings. Ripe cuttings arc somet
inlt3 used for the Soft-wooded specks. The snowball or guelder-rose
( I’. Opulus) is rapidly increased by layers, and it propagates well by
mature cuttings in summer in a frame or propagating-house (Fig.
124). It is also a good s to& for closely related species. Ji. kztana,
J -. dtvtfatutrt and J *. 0~~1~s are good stocks on which varieties
dificult to handle can be worked by the veneer-graft in winter.
Vicia (Vetch). IAY~U 111 irlo,s~~.
Propagatctl G> r ~~1s sown where plants are to grow. 1’. Faba is
tile brand or 1Yintlsor bean, which is hardy and a cool-season plant,
xn(1 the largtk seedy shoultl be planted early in the season. The
forag~t* itn(l co\-er-crop \.thtches are sown at the rate of 40 to 100
pounds ttnd ilkorr to tlw acre. As a cover-crop in orchards, 30 to
50 pounds are usuall>* advised.
Victoria (Royal \Yater-I,ily). N~jttt~h~ac~~~.
Grown from se&. There are two species, one (v. rqia) requiring
;t n-atrbr t(.~nlp~~raturt~ of S5” to 80” for germination, and the other
(I”. Cruzirzucr or TriclirBri) a temperature of (5” to 70”. The seed is
usuall>- sown in February or March ‘in p0t.s or seed-pans that are
set in shallow water. Young seedlings are transferred to small pots,
and kcplz growin, 0 continuousl>. until large enough and weather is
warit t*nuugll for transt’cbr to the tanks for blooming. The victorias
;mtl do not form tubers.
are im~iu:~ls
Vigna. L fgm inos@.
Increased by seeds ; the cow-pea or black-pea ( h’igna .r,ilzeks) by
seeds when danger of frost is past.
Vinca (Periwinkle j. A~dpocy~2acfv.
Increased chiefly 1,~ division and by cuttings, also by seeds. ‘v.
/*ost’(l may be propagatrd annually by seeds.
Viola (Violet. Heartsease. Pansy). J’,iolac~.
The wild violets may be grown easily from seeds sown in autumn
in protected boxes, germination taking place in the spring, the
boxes having been esposed to freezing. Dividing the plants is a
pnn7rnnn . .,--.rr.“.. rnothgC! 11.L lrl. of iI:crezsc. Some species propagate themselves
by runners.
The florist’s violet is readily propagated by offs&s or separable
parts that form in late winter; these are retnoved and treated as