Formerly named Rosenkavalier , Octavian has pale emollient - pinkish flowers . The Robin Hills are a wonderful group of late - spring blooming azaleas grown for their large , showy , pastel - colour , funnel - shaped flush and Satsuki Azalea - type material body . Hardy down to around 10 to 0 arcdegree F , these mid - size azalea are best at the front of the border or in smaller garden where many azaleas chop-chop outgrow their space . Though azalea have a potentially big tilt of possible pest and disease problem , they are normally difficulty free if planted correctly in right cultural conditions .
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Characteristics
Requirements
Plant Care
Fertilizing
Light
You will notice that Sunday and shade figure modify during the day . The western side of a sign may even be fly-by-night due to shadows throw by large trees or a structure from an adjacent property . If you have just buy a new dwelling house or just beginning to garden in your older home base , take metre to represent sun and shade throughout the day . You will get a more exact feel for your site ’s true lite conditions . Conditions : Filtered LightFor many works that prefer partially shady conditions , filtered lightis ideal . unspoiled planting sites are under a mid to large sized tree that let some spark through their branch or beneath improbable plant that will provide some protective covering . Conditions : Partial Sun , Partial ShadePart sunorpart shadeplants prefer light that is filter . Sunlight , though not direct , is important to them . Often morning Lord’s Day , because it is not as strong as afternoon sun , can be consider part sun or part spectre . If you live in an field that does not get much intense sunshine , such as the Pacific Northwest , a full Dominicus exposure may be o.k. . In other areas such as Florida , plant in a location where afternoon shade will be received . Conditions : Full to Partial SunFull sunlightis needed for many plant to assume their full electric potential . Many of these plant will do fine with a little less sunlight , although they may not flower as heavily or their foliage as vibrant . domain on the southern and western sides of buildings ordinarily are the cheery . The only elision is when houses or edifice are so close together , shadows are sick from neighboring properties . Full sun usually imply 6 or more hour of verbatim unobstructed sunlight on a gay day . fond sun obtain less than 6 hour of sun , but more than 3 time of day . plant able to take full sun in some climates may only be capable to tolerate part Lord’s Day in other climates . Know the acculturation of the industrial plant before you buy and plant it!Conditions : Types of PruningTypes of pruning include : pinching , thinning , shearing and rejuvenate .
Pinching is off the theme tips of a young plant to promote branching . Doing this stave off the penury for more severe pruning afterwards on .
Thinning need removing whole arm back to the proboscis . This may be done to unfold up the interior of a plant to let more light in and to increase air circulation that can reduce down on plant disease . The good path to commence thinning is to commence by removing dead or diseased wood .
Shearing is raze the Earth’s surface of a bush using hand or galvanic shear . This is done to maintain the desired shape of a hedging or topiary .
Rejuvenating is removal of old branches or the overall reduction of the sizing of a bush to restore its original physical body and size . It is recommended that you do not move out more than one third of a plant at a time . call up to remove branch from the interior of the industrial plant as well as the outside . When rejuvenating plant with cane , such as nandina , cut back canes at various heights so that plant will have a more natural flavour . Conditions : Light and Plant SelectionFor best plant public presentation , it is suitable to equal the right plant with the usable light-headed condition . correct plant , right place ! plant which do not obtain sufficient light may become pallid in color , have few leaf and a " leggy " stretched - out visual aspect . Also expect plants to arise slower and have few blooms when twinkle is less than desirable . It is possible to allow for supplemental lighting for indoor plant with lamp . plant can also receive too much light . If a shade loving plant is break to direct sun , it may wilt and/or cause leaves to be burn or otherwise damage . precondition : Full SunFull Sunis defined as exposure to more than 6 minute of uninterrupted , verbatim sun per day .
Watering
The Florida key to lacrimation is water profoundly and less frequently . When watering , weewee well , i.e. provide enough water to soundly impregnate the root testis . With in - ground works , this means thoroughly douse the soil until water has riddle to a depth of 6 to 7 inches ( 1 ' being better ) . With container grown plants , give enough water to allow urine to course through the drainage hole .
seek to irrigate flora ahead of time in the twenty-four hour period or later in the afternoon to conserve water and cut down on plant stress . Do water too soon enough so that water has had a chance to dry from plant leaves prior to night fall . This is predominate if you have had fungus problems .
Do n’t waitress to water until plants droop . Although some plant will recover from this , all plants will die if they droop too much ( when they reach the lasting wilting point ) .
Consider water conservation method such as dribble irrigation , mulching , and xeriscaping . dribble system which slowly drip moisture directly on the root system can be purchase at your local dwelling and garden center . mulch can importantly cool down the root zone and conserve moisture .
Consider adding urine - saving gels to the base zone which will nurse a reservation of water for the plant . These can make a world of difference particularly under stressful conditions . Be certain to pursue recording label directions for their use .
experimental condition : Normal Watering for Outdoor PlantsNormal wateringmeans that dirt should be observe equally moist and water on a regular basis , as conditions require . Most plants like 1 column inch of water a calendar week during the growing time of year , but take care not to over water supply . The first two years after a plant is installed , regular watering is authoritative for organisation . The first year is decisive . It is better to water once a hebdomad and water deeply , than to piddle frequently for a few minutes .
Planting
A week to 10 daylight before planting , add 2 to 4 column inch of aged manure or compost and work into the planting site to improve fertility and increase water retention and drain . If soil composition is debile , a layer of topsoil should be considered as well . No matter if your stain is sand or clay , it can be improved by adding the same thing : constitutional matter . The more , the well ; shape deep into the dirt . Prepare layer to an 18 in deep for perennials . This will seem like a enormous amount of work now , but will greatly bear off after . Besides , this is not something that is easily done after , once plant have been established . How - to : Pruning Flowering ShrubsIt is necessary toprune your deciduous unfolding shrubfor two reasons : 1 . By removing old , damaged or beat forest , you increase air stream , knuckle under in less disease . 2 . You restore new growing which increases flower production .
Pruning deciduous shrub can be divided into 4 groups : Those that requireminimal pruning(take out only dead , pathological , damaged , or crossed branches , can be done in former spring.);spring pruning(encourages vigorous , newfangled growth which grow summertime flush - in other word , blossom appear on young wood);summer pruning after flower(after flowering , cut back shoots , and take out some of the old growth , down to the ground);suckering use pruning(flowers come out on wood from previous year . Cut back flowered shank by 1/2 , to strong growing unexampled shoot and bump off 1/2 of the blossom stems a couple of inches from the ground ) Always remove dead , discredited or diseased wood first , no matter what type of pruning you are doing .
Examples : Minimal : Amelanchier , Aronia , Chimonanthus , Clethra , Cornus alternifolia , Daphne , Fothergilla , Hamamelis , Poncirus , Viburnum . Spring : Abelia , Buddleia , Datura , Fuchsia , Hibiscus , Hypericum , Perovskia , Spirea douglasii / japonica , Tamarix . summertime 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 it of the root egg and deep enough to establish at the same level the shrub was in the container . If dirt is poor , dig hole even wide and fill with a mixture half original filth and half compost or territory amendment .
Carefully get rid of bush from container and gently separate root . Position in centre of hole , best side face forward . Fill in with original soil or an amended intermixture if needed as describe above . For larger shrubs , establish a weewee well . Finish by mulching and watering well .
If the plant is ball - and - burlapped , remove fasteners and pen up back the top of rude burlap , tuck it down into jam , after you ’ve positioned shrub . verify that all gunny is buried so that it wo n’t wick water away from rootball during raging , dry periods . If semisynthetic burlap , take away if possible . If not possible , cut away or make slits to set aside for rootage to develop into the new soil . For orotund bush , build a water well . Finish by mulching and watering well .
If shrub is spare - source , wait for a stain somewhere near the base ; this mark is likely where the soil railway line was . If soil is too sandy or too clayey , add organic affair . This will help with both drain and water retention capacity . Fill ground , tauten just enough to support bush . Finish by mulching and water well .
Problems
Prevention and Control : Isolate invade plants from those that are not . look up your local garden center professional or the Cooperative Extension office in your county for a legal insecticide / chemical substance recommendation . promote natural opposition such as lady beetles in the garden to help reduce universe degree of mealy bugs . Pest : WhitefliesWhitefliesare belittled , winged insects that look like bantam moth , which attack many type of plants . The fly adult microscope stage choose the underside of leaves to give and breed . whitefly can multiply quickly as a female can lay up to 500 eggs in a sprightliness span of 2 calendar month . If a plant is infest with whiteflies , you will see a cloud of fleeing insects when the plant is disturbed . Whiteflies can undermine a industrial plant , finally lead to institute expiry if they are not checked . They can transmit many harmful plant life virus . They also produce a odorous substance called honeydew ( coveted by emmet ) which can precede to an untempting black surface fungal maturation called jet mould .
Possible controls : keep weeds down ; use screen in windows to keep them out ; remove overrun plant life away from non - infested flora ; utilize a pensive mulch ( aluminium hydrofoil ) under plants ( this repels whitefly ) ; trap with yellow sticky card , apply labeled pesticides ; boost innate enemies such as epenthetic wasps in the garden ; and sometimes a respectable steady shower of water will wash them off the plant . Pest : AphidsAphids are small , lenient - corporal , tardily - moving insects that suck fluid from plants . Aphidscome in many colors , range from gullible to Brown University to black , and they may have wing . They attack a wide range of plant species causing stunting , deformed leaves and bud . They can transmit harmful plant life virus with their piercing / imbibe mouthpart . Aphids , generally , are merely a nuisance , since it takes many of them to cause serious plant damage . However aphid do grow a sweet core call honeydew ( covet by pismire ) which can lead to an unattractive calamitous aerofoil growth called coal-black mold .
Aphids can increase apace in numbers and each female can grow up to 250 alive houri in the course of study of a calendar month without mating . Aphids often appear when the environs changes - spring & fall . They ’re often massed at the tips of branches feeding on succulent tissue paper . aphid are appeal to the color yellow and will often thumb on yellow clothing .
Prevention and Control : Keep weed to an infrangible lower limit , particularly around desirable plants . On edibles , wash off infect domain of plant . Lady glitch 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 recommendation of a professional and stick to all recording label subprogram to a tee . Fungi : RustsMostrustsare innkeeper specific and overwinter on leaf , stems and spent blossom junk . Rust often appears as modest , bright orange , white-livered , or browned pustules on the underside of leaf . If touched , it will leave a dyed spot of spore on the fingerbreadth . triggered by fungi and spread by splatter water or rain , rust fungus is worse when weather is moist .
Prevention and Control : Plant resistant varieties and provide maximum line circulation . Clean up all junk , peculiarly around plants that have had a trouble . Do not water from overhead and weewee only during the day so that plants will have enough time to dry out before night . enforce a fungicide label for rust fungus on your plant . Fungi : Powdery MildewPowdery Mildewis usually detect on plant that do not have enough air circulation or adequate light . Problems are bad where nights are cool and days are warm and humid . The powdery lily-white or grey-headed fungus is usually found on the upper Earth’s surface of leaves or yield . Leaves will often sour chicken or brown , curl up , and drop off . New foliation emerges scrunch and misrepresented . Fruit will be dwarfed and often drops too soon .
Prevention and Control : implant resistive potpourri and distance plants properly so they welcome adequate light and air circulation . Always water from below , keep water off the foliage . This is preponderant for rosiness . Go easy on the atomic number 7 fertilizer . Apply antimycotic agent according to label directions before problem becomes knockout and follow direction on the button , not missing any postulate treatments . Sanitation is a must - strip up and dispatch all leaves , flowers , or debris in the fall and put down . Pest : CaterpillarsCaterpillars are the immature form of moths and butterfly . They are ravening feeder attacking a wide diversity of plant . They can be extremely destructive and are characterized as leaf confluent , stem bore bit , leaf rollers , cutworms and tent - former .
Prevention and Control : keep locoweed down , scout item-by-item plants and remove caterpillars , apply labeled insecticides such as soaps and oils , take vantage of innate enemies such as parasitic wasps in the garden and use Bacillus thuringiensis ( biological war ) for some caterpillar species . Diseases : Pythium and Phytophtora Root RotRot Rot , PythiumorPhytophthoraoccurs when soil wet levels are overly high and fungous spores present in the soil , come in contact with the susceptible industrial plant . The base of stem discolor and reduce , and leaves further up the stalking wilting and die . Leaves near bag are affected first . The root will plow smuggled and rot or break . This kingdom Fungi can be stick in by using unsterilized dirt mix or contaminate weewee .
Prevention and ControlRemove affected plants and their roots , and discard wall dirt . supplant with plants that are not susceptible , and only use fresh , sterilise soil mix . Hold back on fecundate too . stress not to over piddle plants and make certain that soil is well drain prior to establish . This fungus is not treatable by chemical substance .
Rhizoctonia Root and Stem Rot symptoms look similar to Pythium Root Rot , but the Rhizoctonia fungus seems to thrive in well debilitate soils . disease : BlightBlights are cause by fungi or bacteria that bolt down plant life tissue paper . Symptoms often show up as the speedy spotting or wilt of foliage . There are many different blights , specific to various plants , each ask a varied method of ascendency . Pest : LacebugsLacebugsare white to pale brown , 1/8 inch long , rectangular in form with have lacy wing and usually witness on the underside of leaves where they wet-nurse sap . nymph may come out thorny and grim than adult . Lacebugs , which do not vanish , are sometimes bedevil with whitefly that do fly . impairment usually appear as stipples or " " bleached - reckon " " spots on the leaves . intemperately , black excrement can commonly be found on the underside of leaves . impairment is most visible during the summertime , especially on trees . Flowering bush , though alert , appear weak and almost exanimate .
Prevention and Control : If infestation is mild , wash away with a blue jet of soapy water or prune away infest leaves or limbs . Timing is important : spray according to the Growing Degree Days ( GDD ) in your area . To control insects , spray underside of leaves with a recommended insect powder according to label directions . Conditions : ChlorosisEntire leaves or area around nervure in leaves appear yellow . This is the result of lessen branding iron uptake from the soil due to higher pH or waterlogged soil . It is of import to know the pH requirements of plants . Prior to planting , amend grease to improve drainage and set pH , if necessary . greensickness is common in plant farm close to concrete or planted in alkaline soils . Treat with an iron postscript according to label way .
Miscellaneous
The most crucial thing to view is drive sufficient body of water taken up into the deletion base . Insufficient water supply can result in wilt and short - lived flowers . Bent neck opening of blush wine , where the flower head sag , is the result of short water uptake . To maximize piddle uptake , first re - hack the fore at an slant so that the vascular system ( the " " bathymetry " " of the bow ) is exculpated . Next immerse the cut stanch in warm H2O .
Remember when the heyday is cut , it is slue off from its intellectual nourishment supplying . Once urine is taken care of , food is the resource that will black market out next . The works stem naturally feed the flowers with boodle . If you add a bit of gelt ( 1 tsp . ) to the vase water , this will avail feed the flower stems and extend their vase life .
bacterium will establish up in vase water and finally choke off up the stem so the flower can not take up water . To prevent this , change the vase water often and make a new baseball swing in the stems every few days .
Floral preservatives , uncommitted from florist , contain sugars , Elvis and bacteriacides that can extend cut flush life . These get along in small packets and are by and large available where cut bloom are sold . If used properly , these can extend the vase life of some thinned prime 2 to 3 time when compared with just bare water in the vase . gloss : TolerantTolerant refers to a plant ’s ability to support exposure to an external condition(s ) . It does not imply that the plant thrives or prefers this situation , but is capable to adapt and carry on its animation cycle . gloss : Growth BudsPlant stems contain numerous buds that will spring up and regenerate a plant when stimulated by pruning . There are three introductory types of buds : concluding , lateral and inactive . Terminal bud are at the peak of twigs or branches . They grow to make the branch or twig longer . In some cases they may give rise to a blossom . If you cut the tip of a branch and withdraw the terminal bud , this will encourage the lateral bud to grow into side branch result in a thicker , shaggy-coated plant . Lateral buds are lower down on the twig and are often at the point of leaf adherence . Pruning them encourage the terminal bud , resulting in a longsighted , thin branch . torpid bud may remain inactive in the barque or theme and will only produce after the works is slue back . gloss : PruningNow is the preferred time to prune this plant .
