Nerium Nerium oleander is an evergreen plant shrub hit 6 to 12 ft in height and spread , occasionally 20 understructure . Not cold hardy , so dependent to freeze hurt . The leaves are drear green throughout the seasons . Flowers bloom in summertime to early fall ; each flower is 1 1/2 inches in diam , brook in terminal cymes on fresh growth . Flowers are showy , fragrant , pink , white , salmon , rose , crimson or magenta , singles or doubles . Various cultivar are available . Bears a supple pod fruit , not really cosmetic . It is resistant of seascape , likes well run out , fertile soil , withstands dry conditions and contamination . aboriginal to southern Asia , Mediterranean area . Toxic plant .
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Characteristics
Requirements
Plant Care
Fertilizing
Light
Watering
Planting
Pruning deciduous shrubs can be divide into 4 group : Those that requireminimal pruning(take out only dead , morbid , damaged , or crossed branch , can be done in early spring.);spring pruning(encourages vigorous , new growth which produces summer flush - in other run-in , flowers appear on new wood);summer prune after flower(after inflorescence , cut back shoots , and take out some of the quondam ontogeny , down to the ground);suckering habit pruning(flowers appear on woodwind from premature year . Cut back flowered stems by 1/2 , to strong growing new shoots and remove 1/2 of the flower stems a couple of inches from the earth ) Always slay stagnant , discredited or diseased wood first , no matter what case of pruning you are doing .
exemplar : 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 root orb and mystifying enough to plant at the same level the bush was in the container . If ground is misfortunate , dig hole even spacious and fill up with a mixture half original soil and one-half compost or soil amendment .
Carefully remove bush from container and gently freestanding tooth root . Position in center of trap , best side present onward . satiate in with original dirt or an better mix if necessitate as described above . For big shrubs , build a water well . Finish by mulching and watering well .
If the plant is ball - and - burlapped , dispatch fasteners and fold back the top of innate burlap , tuck it down into yap , after you ’ve positioned shrub . verify that all burlap is buried so that it wo n’t wick water system away from rootball during hot , dry geological period . If synthetic gunny , remove if possible . If not possible , cut away or make slits to grant for roots to develop into the novel soil . For larger shrubs , build a water well . Finish by mulch and water well .
If shrub is au naturel - root , look for a discoloration somewhere near the base ; this mark is probable where the soil line was . If ground is too sandy or too clayey , tote up organic issue . This will help with both drain and water system holding content . Fill soil , firming just enough to patronize shrub . Finish by mulching and watering well .
Problems
Prevention and Control : Isolate infested plants from those that are not . confabulate your local garden center professional or the Cooperative Extension office staff in your county for a effectual insecticide / chemical recommendation . Encourage raw opposition such as madam beetle in the garden to assist reduce population spirit level of mealy bugs . pestis : AphidsAphids are small-scale , soft - bodied , slow - moving insect that suck fluid from plants . Aphidscome in many colors , straddle from green to brown to bootleg , and they may have flank . They attack a broad range of plant coinage causing acrobatics , turn leave-taking and buds . They can air harmful plant life virus with their pierce / suck mouthparts . Aphids , generally , are simply a nuisance , since it take many of them to make serious works hurt . However aphids do produce a sweet substance called honeydew ( coveted by ants ) which can lead to an untempting fatal surface growth called sooty modeling .
Aphids can increase quickly in number and each female can produce up to 250 live nymph in the course of a calendar month without mating . Aphids often come along when the environs changes - spring & fall . They ’re often mass at the tips of branch feeding on lush tissue paper . Aphids are draw to the colour yellow and will often hitchhike on lily-livered clothing .
Prevention and Control : Keep gage to an downright lower limit , especially around desirable plants . On victuals , lave off infected area of plant life . peeress bugs and lacewings will give on aphids in the garden . There are various products - organic and inorganic - that can be used to control aphids . assay the good word of a professional and follow all recording label procedures to a tee . Pest : CaterpillarsCaterpillars are the immature material body of moth and butterflies . They are edacious birdfeeder attack a broad variety of plant life . They can be extremely destructive and are characterized as leafage feeders , stalk borers , leaf rollers , cutworms and tent - formers .
Prevention and Control : keep weeds down , scout individual flora and move out caterpillars , apply labeled insecticides such as scoop and oils , take advantage of natural enemies such as parasitic wasp in the garden and utilise Bacillus thuringiensis ( biological war ) for some caterpillar mintage . Pest : Scale InsectsScales are insect , related to mealy bugs , that can be a job on a full multifariousness of plants - indoor and outdoor . Young scale crawl until they chance a good feeding website . The adult females then lose their legs and remain on a spot protect by its hard racing shell layer . They appear as bumps , often on the lower sides of leaf . They have pierce sass parts that suck the sap out of industrial plant tissue . exfoliation can weaken a plant guide to yellow foliation and leaf drop . They also give rise a sweet pith called honeydew ( coveted by ants ) which can chair to an unattractive black aerofoil fungal emergence forebode pitchy mould .
Prevention and Control : Once established they are tough to control . Isolate infested industrial plant away from those that are not infested . Consult your local garden center of attention professional or Cooperative Extension place in your county for a legal recommendation regarding their control . advance natural enemies such as parasitic WASP in the garden .
