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266 TllE NURSMRY-MANUALCalendula (Pot Mari,-:Ild). Comyosit~.The common pot, marigold (C. 0 j”: 2cidis) grows quickly fromearly-sown seeds where the plants are to stand ; or the seecls mayhe started indoors and the plants tra,nsplant.ed for early bloom.‘She pl”“:s of this gCiii.iS iii&y aiso be grown from cuttings.Calla of florists: %trllirltfcsch2:tr.Calliandra. IA~U ~1 inme.Cyuttings in sand over bottom heat arc used for propa,gation.Callicarpa (Frt~x% 3lulberry). C~frlj~~~l~~riW.Increased by seeds, divisions, and by cuttings of the youngshoots in spring or summer under glass ; also by hardwood cuttingsand layers.Calliopsis : C’orro~zsis.Calliphruria. Ar1lnr~~llidcrcrce.Propagated by offsets from the bulb.Callkhiie (Poppy-Rlallow). Jlal~zac~ae.Perennials are propagated by seeds, division of roots, andcuttings ; the annuais are easily raised from seeds.Callistemon. Nj/rtrtcrw.hIultiplier1 by seeds, and by ripened cuttings (or wood firm at. theIbase) in sand under glass. Seeds should be sown in early springin finely sifted mixture of sand, leaf-mold and loam and coveredlightly, and placed in a cool greenhouse. The seed is gatheredin summer, the capslrles being allowed to open naturally in a boxor on sheets of paper.Callistephus ((‘hina LIster). Cnmposittx.Quickly grown f ram seeds. For the main or late crop, sctclsmay 1)e sown in a seed-bed in the open or even where t,he plantsare to stand. For earlier bloom, seeds may be started indoors inlate spring.Callitris, Frcnela. Piuacm.Multiplied by seeds when obta,inable ; and by cuttings underglass in autumn, and wintered in a pit.Calluna (Heather). Eri’caccmLPropagated by cuttings of the tender shoots in sand under gl:rss