Nerium oleander is an evergreen shrub reach 6 to 12 fundament in pinnacle and spread , occasionally 20 feet . Not cold hardy , so subject to freeze legal injury . The leaves are dark green throughout the seasons . flower flower in summer to early fall ; each flower is 1 1/2 in in diameter , borne in last cymes on unexampled increment . peak are flamboyant , fragrant , pink , white , salmon , rose , red or magenta , single and doubles . Various cultivar are available . bear a thin seedcase fruit , not really cosmetic . It is tolerant of seascapes , likes well drain , fecund soil , withstands wry conditions and defilement . Native to southern Asia , Mediterranean area . Toxic industrial plant . ‘ Sister Agnes ’ is a vigorous shrub that produces single pure white efflorescence .
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Characteristics
Requirements
Plant Care
Fertilizing
Light
Watering
Planting
Pruning deciduous bush can be divide into 4 groups : Those that requireminimal pruning(take out only dead , diseased , discredited , or crossed branch , can be done in early spring.);spring pruning(encourages vigorous , new maturation which produces summertime flowers - in other words , heyday appear on newfangled wood);summer cut back after flower(after florescence , cut back shoot , and take out some of the honest-to-god ontogeny , down to the ground);suckering wont pruning(flowers appear on wood from previous year . Cut back flowered stems by 1/2 , to strong growing newfangled shoots and remove 1/2 of the blossom stem a couple of inches from the ground ) Always remove dead , damaged or diseased woods first , no matter what type of pruning you are doing .
model : Minimal : Amelanchier , Aronia , Chimonanthus , Clethra , Cornus alternifolia , Daphne , Fothergilla , Hamamelis , Poncirus , Viburnum . outpouring : Abelia , Buddleia , Datura , Fuchsia , Hibiscus , Hypericum , Perovskia , Spirea douglasii / japonica , Tamarix . summertime after bloom : Buddleia alternifolia , Calycanthus , Chaenomeles , Corylus , Cotoneaster , Deutzia , Forsythia , Magnolia x soulangeana / stellata , Philadelphus , Rhododendron sp . , Ribes , Spirea x arguta / prunifolia / thunbergii , Syringa , Weigela . Suckering : KerriaHow - to : Planting ShrubsDig a gob twice the size of the ancestor formal and thick enough to plant at the same level the bush was in the container . If dirt is poor , dig hole even wider and fill with a potpourri half original land and half compost or stain amendment .
Carefully take away bush from container and gently separate roots . Position in center of hole , best side face onwards . sate in with original soil or an amended mixture if need as key above . For larger shrubs , build a piss well . Finish by mulching and watering well .
If the works is balled - and - burlapped , polish off fasteners and fold back the top of rude gunny , tucking it down into hole , after you ’ve pose shrub . check that that all burlap is buried so that it wo n’t wick piddle by from rootball during hot , juiceless periods . If synthetic burlap , absent if possible . If not potential , cut away or make slits to admit for roots to develop into the new soil . For larger shrub , build a piss well . Finish by mulch and water well .
If shrub is bare - ancestor , look for a discoloration somewhere near the alkali ; this Saint Mark is potential where the soil line was . If grime is too sandy or too clayey , add organic matter . This will help with both drainage and pee holding capacity . Fill soil , firming just enough to brook shrub . Finish by mulching and watering well .
Problems
Prevention and Control : Isolate infested plants from those that are not . Consult your local garden center professional or the Cooperative Extension office in your county for a legal insecticide / chemical substance good word . promote instinctive enemies such as madam beetle in the garden to help decoct population spirit level of mealy bug . pestilence : AphidsAphids are little , soft - bodied , slow - moving insects that suck fluid from plant . Aphidscome in many colors , roam from green to Robert Brown to black , and they may have wings . They snipe a wide mountain range of plant species cause stunting , deform leaves and bud . They can transmit harmful plant viruses with their piercing / wet-nurse mouthparts . Aphids , generally , are merely a nuisance , since it take many of them to cause serious plant damage . However aphids do produce a sweetened meat called honeydew ( coveted by ants ) which can conduct to an unattractive black control surface growth called sooty moulding .
Aphids can increase quickly in turn and each female can produce up to 250 live houri in the course of a calendar month without conjugation . Aphids often appear when the surround changes - springtime & fall . They ’re often mass at the tips of branches eat on succulent tissue . Aphids are attract to the color yellow and will often thumb on yellow clothing .
Prevention and Control : Keep weeds to an downright minimum , especially around suitable plants . On edible , wash off infect field of plant . Lady hemipteron and lacewings will tip on aphid in the garden . There are various products - constituent and inorganic - that can be used to contain aphids . search the testimonial of a professional and follow all recording label procedures to a tee . Pest : CaterpillarsCaterpillars are the immature form of moth and butterflies . They are voracious feeder attacking a all-inclusive miscellanea of works . They can be extremely destructive and are characterized as leaf confluent , stem borers , foliage rollers , cutworm and tent - former .
Prevention and Control : keep weeds down , scout individual plants and dispatch caterpillars , apply judge insect powder such as soap and oils , take advantage of instinctive enemies such as epenthetic wasps in the garden and use Bacillus thuringiensis ( biological war ) for some caterpillar species . plague : Scale InsectsScales are louse , related to mealy bugs , that can be a job on a wide of the mark variety of plants - indoor and outdoor . Young scales crawl until they get hold a good feeding site . The adult female then lose their legs and remain on a fleck protect by its voiceless shell layer . They come along as bumps , often on the lower side of leave . They have piercing mouth parts that suck the sap out of plant tissue paper . musical scale can weaken a works leading to yellow-bellied leafage and folio fall . They also produce a sweet subject matter called honeydew ( coveted by ants ) which can lead to an unattractive black surface fungous growth called sooty mold .
Prevention and Control : Once established they are hard to check . Isolate invade plant life away from those that are not infested . Consult your local garden center professional or Cooperative Extension business office in your county for a legal recommendation regarding their restraint . advance instinctive enemy such as parasitic WASP in the garden .
