CHE REFERENCE LIBRARY - ZetaTalk

ITHE NURLYERY-LIST 207mass-effect, the same st‘ason if started early under glass. The rootsof these seed-grown plants may be used for subsequent propagationthe same as from othchr plants.Dahlia tuhcrs ttttq be started into growth in heat in wint,er (sayJanuary), and the Foung sprouts may be removed and handledas ordinary cutting.; as fasi as they fnrtn the third or fourth leaves,the same as sweet Dot a toes are handled. These cuttings should beremoved close to the tuber or else at the first joint (preferably theformer) ; they are set in sand in a propaga,ting bench with bottomheat ; when rooted, the plants are handled into stnall pots, wherethey will soon forttt tubers. These cutting-plants, if G to 10 incheshigh wltt-In set in the open, tnake excellent bloom t,hat season, altltou~lagenerilll\~ giving cl\varfchr pla.nts than those grown frotnf\ll)t~i‘s ~>littIt(‘tl ttilXTtlJ* in the ground. If the shoo,ts or cuttings arcsc\vcWcl fitr l~>low TV joint, no tttl)ers will fortn (for the subsequentpropagation of the plant\, although flowers may be produced. Raresorts ~itrt>~ l>ch increased in sutnntcr 1))~ cuttings from growing tips.Dultlias tllit>* he grafted, the tuber being used as a stock. Cionsrnadc of the growiti g tips may be graftctl on the root-tubers hy acleft- or side-graft or simple layin g together of cut, surfaces. Thismethod is oftenest cttiplo>~ctl for the purpose of preserving overwinter rare or weak sorts which it is feared may be lost. Thegrafts are kept growing slowl>y during winter, and cuttings maylrre taken frotn them. Sotnctitnes cions are taken from forcedplants in l:lte wititvr Ix Piid?. spring and set in strong tubers foroutdoor pltinting. The joitte(l part of the grafted pla,nt, (theunion) is sotnetitnes covered with cla!., hut usually sufficient protectionis secur’ec1 if the union is partly buried in the earth in whichthe plant is potted.Dalbergia. Lty ll1?1 i?l osfx.Grown frott? se&;, as art other leguminous trees ; also fromyoung-wood cuttings in heat.Dandelion ( Tcrrmvru ))I o~fi.c-i~~nlr). Co~~posifrr.Raised front seeds, in early spring, when grown for ” gr’eens ” orManchcd 1~~s. The plants may be harvested the same fall orallowed to stand until spring.I Daphne. Thy III&I~CIY~.Propagated 1,). seeds, sown after tnaturity or stratified ; gcrtninationis slow in sonic species. For layers, remove the soil