Nerium oleander is an evergreen shrub reaching 6 to 12 feet in height and spread , occasionally 20 feet . Not cold hardy , so subject to freeze harm . The leaves are dismal green throughout the seasons . flush blossom in summertime to early fall ; each peak is 1 1/2 inches in diam , borne in terminal cyme on new ontogeny . Flowers are showy , fragrant , pink , white , salmon , lift , red or Battle of Magenta , singles or doubles . Various cultivar are available . bear a slender pod fruit , not really ornamental . It is tolerant of seascapes , like well drained , fertile land , withstands dry conditions and pollution . Native to southern Asia , Mediterranean sphere . Toxic plant .
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Characteristics
Requirements
Plant Care
Fertilizing
Light
Watering
Planting
Pruning deciduous shrubs can be divided into 4 group : Those that requireminimal pruning(take out only dead , diseased , damaged , or crossed branches , can be done in early spring.);spring pruning(encourages vigorous , novel growth which produce summer flowers - in other speech , flower look on new wood);summer pruning after flower(after blossoming , cut back shoots , and take out some of the old growth , down to the ground);suckering habit pruning(flowers seem on wood from previous year . Cut back flowered stems by 1/2 , to strong growing new shoots and remove 1/2 of the flower stems a dyad of inches from the ground ) Always remove all in , damaged or pathologic wood first , no matter what type of pruning you are doing .
Examples : Minimal : Amelanchier , Aronia , Chimonanthus , Clethra , Cornus alternifolia , Daphne , Fothergilla , Hamamelis , Poncirus , Viburnum . outflow : Abelia , Buddleia , Datura , Fuchsia , Hibiscus , Hypericum , Perovskia , Spirea douglasii / japonica , Tamarix . Summer after blossom : 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 hole twice the size of the root testis and deep enough to imbed at the same level the shrub was in the container . If soil is pitiful , dig hole even across-the-board and fill with a mixture half original soil and half compost or soil amendment .
cautiously remove bush from container and softly disjoined roots . Position in center of hole , proficient side facing forward . take in with original soil or an improve mix if needed as depict above . For larger shrubs , build a pee well . Finish by mulch and watering well .
If the plant is ball - and - burlapped , remove fasteners and shut down back the top of natural burlap , insert it down into yap , after you ’ve pose shrub . Make certain that all gunny is swallow so that it wo n’t wick water system away from rootball during hot , dry periods . If synthetical burlap , withdraw if possible . If not possible , cut away or make slits to allow for roots to evolve into the new dirt . For larger shrubs , build a water well . Finish by mulching and irrigate well .
If shrub is spare - root , look for a discoloration somewhere near the foundation ; this mark is likely where the soil line was . If soil is too arenaceous or too clayey , add organic subject . This will help with both drainage and water property capacity . Fill soil , firming just enough to fend for shrub . Finish by mulch and water well .
Problems
Prevention and Control : Isolate infest plants from those that are not . Consult your local garden centre professional or the Cooperative Extension office in your county for a legal insecticide / chemical testimonial . promote natural enemy such as gentlewoman mallet in the garden to help reduce population levels of mealy bug . Pest : AphidsAphids are pocket-sized , indulgent - incarnate , slow - moving insects that take up fluid from plant . Aphidscome in many colors , cast from light-green to brown to black-market , and they may have wings . They snipe a encompassing range of plant species causing aerobatics , contort leave and bud . They can convey harmful works virus with their pierce / nurse mouthparts . Aphids , generally , are merely a pain in the neck , since it use up many of them to cause serious industrial plant damage . However aphids do produce a odorous substance called honeydew ( covet by ant ) which can lead to an unattractive smuggled surface increase call sooty stamp .
Aphids can increase cursorily in numbers and each female can produce up to 250 hot nymphs in the course of a month without mating . Aphids often appear when the environment changes - bound & fall . They ’re often massed at the tips of arm feeding on succulent tissue . aphid are attract to the coloring material yellowness and will often hitchhike on yellow habiliment .
Prevention and Control : Keep weeds to an absolute lower limit , especially around desirable plant . On edibles , wash off infected country of plant . dame hemipterous insect and lacewing will bung on aphid in the garden . There are various product - constitutive and inorganic - that can be used to control aphids . Seek the recommendation of a professional and follow all recording label routine to a golf tee . Pest : CaterpillarsCaterpillars are the unfledged form of moth and butterfly . They are voracious feeders attacking a across-the-board variety of plants . They can be extremely destructive and are characterise as leaf feeder , stem stone drill , leaf crimper , cutworm and tent - former .
Prevention and Control : keep weeds down , scout individual plants and remove caterpillars , use judge insecticide such as soap and oils , take advantage of lifelike enemies such as bloodsucking wasps in the garden and use Bacillus thuringiensis ( biological warfare ) for some caterpillar coinage . Pest : Scale InsectsScales are worm , link to mealy hemipterous insect , that can be a trouble on a wide potpourri of plants - indoor and out-of-door . new scales Australian crawl until they find a ripe feeding land site . The adult females then lose their legs and continue on a spot protect by its tough shell layer . They appear as bumps , often on the lower side of leave . They have piercing mouth part that breastfeed the sap out of plant tissue . Scales can weaken a plant leading to yellow foliage and foliage drop . They also produce a sweet meaning holler honeydew ( coveted by ants ) which can direct to an unattractive sinister surface fungous growth called sooty cast .
Prevention and Control : Once established they are backbreaking to assure . Isolate invade plants away from those that are not infested . confer with your local garden mall professional or Cooperative Extension office in your county for a legal recommendation regarding their command . Encourage born foe such as parasitic wasps in the garden .
