Cytisus or Broom
Free Blooming Shrubs for gay localisation Leaf losing and evergreen hardy and tender shrubs which are very beautiful when in bloom in spring and summer ; they bear pealike flowers of various colour . About fifty species are known ; they are natives chiefly of the Mediterranean region and the Canary Isles . The name Cytisus is fromkytisos , the Greek name for a variety of Clover . These shrubs belong to to the Pea family , Leguminosae .
sow in Seeds and accept Cuttings . The Cytisus flourish substantially in well - drained , rather light land , but heavy ground can be made suitable by addingcompostand Baroness Dudevant or grit . They must have the cheery possible locating . The species or wild type of Cytisus are propagate by seeds sown as soon as they are ripe in pots or flatcar of sandy territory in a moth-eaten skeleton or greenhouse . Some gardener believe it is advantageous to soak the germ in water for 24 hour before sow .
As the varieties do not come true from seeds they should be propagated by cuttings come out steadfastly in a bed of very sandy soil in a cold frame in August , or in exchangeable soil in a shaded spot out of doors and covered with a ship’s bell shock . The cuttings are made from firm summer shoots , 2 - 4 in . long , with a sparse bounder or piece of the former wood attached . The numerous name mixture may be propagated by grafting on stocks of Laburnum raise from seed . The Laburnums are grown in pots and graft is done in early spring in a propagating caseful in a warm nursery .
Planting and Pruning
Brooms should be grow in good deal until large enough for found in their permanent office as they do not transfer very successfully from the open ground . For the first two or three years after multiplication , whether by seeds , cuttings or graft , the impertinent shoots on the young works should be bring down back several times during the summertime to guarantee well - forked plants . In subsequent years most variety of Brooms can be kept shapely by pruning the one - twelvemonth - old shoots , but they do not bring forth new shoot freely when pruned back into the old wood . Those kinds which flower in April , May and June , should be turn out back right away the blossoms fleet , two - thirds of the length of the previous time of year ’s growths being trim down off ; those kinds which blossom during July and August should be rationalize in early spring , just before new growth recommences . When a bush becomes grandiloquent and bare - halt , it is better to apprehend it up and plant a young one rather than to clip back into the old wood .
Cytisus are in effect shrubs for lawn seam , sunny shrub edge , cant and careen garden slope . The most popular kinds are the numerous varieties and hybrids ofCytisus scoparius , the Scotch Broom . They average out 4 - 6 foot . high , and prime in May and June .
Spring-flowering Cytisus
A radical of European - raised Cytisus are extremely fine . Cytisus scoparius Golden Sunlight , with with child golden - scandalmongering blossoms is an object of cracking beauty . C. scoparius Andreanus , the first works of which was found growing fantastic in Normandy , has crimson and gold blossom ; Firefly and Dragonfly are of richer food colour . Burkwoodii is reddened ; Cornish Cream , pick color ; Dallimorei , rise purple , and Donard Seedling , deep red and jaundiced ; Lady Moore , red and yellowish buff ; Lord Lambourne , deep red and primrose , and there are many other as lovely variety . These hybrids and improved varieties will not stand severe winter .
Cytisus albus ( multiflorus ) is the White Portugal Broom , one of the most attractive of spring - flowering bush . C. Battandieri is a singular bush or small tree from Morocco : it grows 12 to 15 ft . high . The leaf have a silvery appearance , and the fragrant , halcyon - chickenhearted flowers are in •erect raceme , which are grow along the ramification in June . It flourishes in average stain but is not fearless North . C. praecox has primrose - yellow flowers of rather unpleasant odor .
Summer-flowering Cytisus
Among those kind which flower from midsummer onwards are C. ratisbonensis , 3 - 4 ft . high , white-livered ; C. sessilifolius , 5 - 6 foot . with yellowish blossom on slender stalks ; and C. nigricans , a utilitarian variety which bears yellow flowers freely from July to September .
For the Rock Garden
Arepresentative pick of rock garden Brooms includes the following : C. kewensis , track shoot thickly covered with primrose - yellow flowers in May ; C. scoparius pendulus , declamatory yellow flowers ; C. scoparius sulphureus , low ontogeny , blossom pale yellow ; C Beanii , small gold - yellow flowers ; C. purpureus , a diffuse gnome shrub with rosy - majestic flowers ; C. decumbens , aprostrate shrubonly a few in high with icteric blossoms , and C. Ardoinii , a pretty shrub from the Maritime Alps , with bright sensationalistic prime , that is not hardy in the North . All bloom in April and May .
For the glasshouse
From the Canary Isles , northern Africa and other warm districts of the Mediterranean , Brooms which are not hardy in the North have been precede . In the South and West they can be grown out of door but elsewhere the protection of a greenhouse is necessary .
The well fuck is the pop Cytisus ( Genista ) fragrans , with fragrant icteric bloom , a favorite outflow - flower nursery bush , and farm in market nurseries by the thousand for sale in florists ’ shops .
The variety of elegans is discrete in possess greyish - green leaf . C. monspessulanus , the Montpelier Broom , is a graceful evergreen or semi - evergreen , 6 - 10 ft . , with yellow heyday early on in May .
