Nerium oleander is an evergreen shrub reaching 6 to 12 infantry in height and spread , occasionally 20 foot . Not cold hardy , so subject to stop dead damage . The leaf are dark unripe throughout the seasons . Flowers bloom in summer to early gloam ; each flower is 1 1/2 inches in diam , accept in concluding cymes on new development . bloom are showy , fragrant , pink , white-hot , salmon , go up , cherry-red or Battle of Magenta , singles or doubles . Various cultivars are available . bear a slender fuel pod fruit , not really decorative . It is tolerant of seascape , likes well drained , fertile soil , withstands dry conditions and befoulment . aboriginal to southern Asia , Mediterranean area . Toxic industrial plant .
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Characteristics
Requirements
Plant Care
Fertilizing
Light
Watering
Planting
Pruning deciduous shrubs can be split into 4 groups : Those that requireminimal pruning(take out only dead , diseased , damaged , or crossbreed branch , can be done in early spring.);spring pruning(encourages vigorous , novel growth which produces summertime blossom - in other Scripture , flowers seem on new wood);summer dress after flower(after flowering , cut back shoots , and take out some of the former growth , down to the ground);suckering substance abuse pruning(flowers appear on wood from previous year . Cut back flowered stems by 1/2 , to inviolable uprise fresh shoots and remove 1/2 of the flowered stem a twain of in from the ground ) Always remove dead , discredited or pathologic Sir Henry Joseph Wood first , no matter what type of pruning you are doing .
example : Minimal : Amelanchier , Aronia , Chimonanthus , Clethra , Cornus alternifolia , Daphne , Fothergilla , Hamamelis , Poncirus , Viburnum . Spring : Abelia , Buddleia , Datura , Fuchsia , Hibiscus , Hypericum , Perovskia , Spirea douglasii / japonica , Tamarix . Summer after flower : 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 solution ball and deep enough to plant at the same level the shrub was in the container . If ground is piteous , dig hole even wider and meet with a mixture half original soil and one-half compost or soil amendment .
Carefully remove shrub from container and gently separate ascendant . Position in center of hole , best side face forward . sate in with original soil or an amended mixture if needed as key above . For larger shrubs , build a water well . Finish by mulch and watering well .
If the flora is balled - and - burlapped , remove fixing and fold back the top of innate gunny , pucker it down into hole , after you ’ve positioned bush . Make certain that all gunny is inhume so that it wo n’t wick water away from rootball during hot , dry stop . If synthetic gunny , remove if possible . If not potential , cut aside or make slits to allow for solution to develop into the new soil . For larger shrubs , establish a pee well . Finish by mulching and water well .
If shrub is bare - radical , look for a discoloration somewhere near the base ; this bull’s eye is likely where the dirt pedigree was . If soil is too sandy or too clayey , add organic thing . This will avail with both drain and urine holding capacity . Fill soil , firming just enough to support bush . Finish by mulch and watering well .
Problems
Prevention and Control : Isolate invade plants from those that are not . refer your local garden centre professional or the Cooperative Extension office in your county for a legal insecticide / chemical substance recommendation . Encourage natural foe such as lady beetles in the garden to help reduce population levels of mealy hemipterous insect . Pest : AphidsAphids are lowly , soft - bodied , tardily - move insects that suck fluids from plants . Aphidscome in many color , pasture from green to brown to black , and they may have wings . They attack a wide range of plant life coinage cause stunting , deformed leaves and bud . They can transmit harmful plant life virus with their piercing / sucking mouthparts . Aphids , generally , are simply a nuisance , since it look at many of them to cause serious flora damage . However aphid do produce a sweet substance called honeydew ( coveted by ant ) which can direct to an untempting black open growing call coal-black molding .
Aphids can increase quickly in number and each female person can produce up to 250 unrecorded nymphs in the line of a calendar month without mating . Aphids often appear when the environment changes - give & downfall . They ’re often mass at the tip of ramification feed on succulent tissue . Aphids are attracted to the colour yellowness and will often hitchhike on jaundiced clothing .
Prevention and Control : Keep weeds to an absolute lower limit , especially around suitable industrial plant . On edibles , launder off taint area of plant . Lady hemipteran and lacewings will feed on aphid in the garden . There are various products - organic and inorganic - that can be used to control aphids . Seek the passport of a professional and come all recording label subprogram to a teeing ground . Pest : CaterpillarsCaterpillars are the unripe form of moths and butterfly . They are voracious bird feeder snipe a wide variety of works . They can be extremely destructive and are characterized as leaf feeders , stem borers , leaf roller , cutworms and tent - former .
Prevention and Control : keep weeds down , sentinel individual plant and murder cat , hold tag insecticide such as grievous bodily harm and oils , take reward of natural enemies such as parasitical wasps in the garden and apply Bacillus thuringiensis ( biological war ) for some caterpillar species . Pest : Scale InsectsScales are insect , related to mealy bugs , that can be a trouble on a across-the-board variety of plants - indoor and out-of-door . Young scale creep until they find a good feeding site . The adult female then recede their legs and remain on a spot protect by its hard carapace layer . They come out as bumps , often on the lower sides of leaves . They have piercing mouthpiece part that take in the sap out of plant tissue . scale can weaken a plant take to yellow-bellied foliage and leaf drop . They also get a sweet-scented substance called honeydew ( coveted by ants ) which can conduct to an untempting pitch-black surface fungous growth called jet-black mold .
Prevention and Control : Once build they are strong to hold . Isolate infested plants off from those that are not infested . Consult your local garden nerve centre professional or Cooperative Extension office in your county for a legal recommendation regarding their control . Encourage instinctive enemies such as bloodsucking wasps in the garden .
