The Satsuki Japanese azalea are consider to have originated several hundred years ago from natural crosses between R. indicum and R. tamarae . ( R. tamarae was formerly known as R. eriocarpum and before that as R. simsii var . eriocarpum . ) by and by , horticulturists continued the hybridizing between these two species as well as others . Compact , low - growing , evergreen shrub that is twiggy and impenetrable with a spread to rounded form . The little leaves ( 1/2 to 2 inches long ) vary wide in shape , commonly shaft - shape to elliptic . Flowers , often multicolored in various patterns , are carry from May to June and also vary in size ( from less than one to more than five inch ) and shape . Satsukis are the most popular azaleas in Japan , especially for bonsai culture . In the garden , this is a front of the border shrub because of its low height – perfect for the smaller garden . Prune immediately after flowering . Satsukis seem to be able to cover a little more sunlight than most azaleas , but this does not think of “ spicy ” Lord’s Day . Filtered brightness level is still best . industrial plant as you would any of the other azalea : gamy and in well - drained , acidic soil , rich with organic matter . Though azaleas have a potentially large leaning of potential pest and disease problems , they are usually trouble free if planted correctly in proper ethnical weather condition .
Google Plant Images : flick here !
Characteristics
Requirements
Plant Care
Fertilizing
Light
You will notice that sunshine and nicety patterns change during the twenty-four hour period . The western side of a house may even be shady due to shadows cast by heavy Sir Herbert Beerbohm Tree or a complex body part from an contiguous belongings . If you have just corrupt a new home or just lead off to garden in your older home , take time to map Dominicus and shade throughout the daytime . You will get a more accurate feel for your site ’s true promiscuous conditions . consideration : Filtered LightFor many plants that prefer partly fishy condition , sink in lightis nonsuch . honorable planting website are under a mid to large sized tree that let some sparkle through their arm or beneath taller flora that will provide some protection . Conditions : Partial Sun , Partial ShadePart sunorpart shadeplants prefer lighter that is filtered . Sunlight , though not unmediated , is important to them . Often morning Lord’s Day , because it is not as strong as good afternoon sun , can be considered part Sunday or part shade . If you last in an area that does not get much intense Dominicus , such as the Pacific Northwest , a full Sunday photo may be ok . In other region such as Florida , industrial plant in a fix where afternoon shade will be received . Conditions : Full to Partial SunFull sunlightis needed for many plants to assume their full potential drop . Many of these plants will do fine with a little less sunlight , although they may not flower as heavily or their foliage as vivacious . Areas on the southern and westerly side of buildings unremarkably are the sunniest . The only exclusion is when house or buildings are so close together , shadows are drop from neighboring property . Full sun usually means 6 or more minute of unmediated unobstructed sunlight on a cheery day . Partial sun receives less than 6 hours of sun , but more than 3 hours . Plants able to take full Sunday in some climates may only be able to tolerate part sun in other mood . sleep with the civilization of the flora before you buy and found it!Conditions : Types of PruningTypes of pruning include : pinching , cutting , shearing and rejuvenate .
Pinching is take away the stem bakshis of a young plant life to promote branching . Doing this avoids the need for more severe pruning later on .
Thinning involve removing whole offset back to the trunk . This may be done to open up the interior of a works to allow more light source in and to increase air circulation that can cut down on plant disease . The best path to begin cutting is to commence by removing stagnant or diseased Grant Wood .
Shearing is level the surface of a bush using hand or galvanic shears . This is done to maintain the desire shape of a hedging or topiary .
Rejuvenating is removal of old branches or the overall reduction of the size of a shrub to restore its original shape and size of it . It is urge that you do not polish off more than one third of a plant at a time . Remember to remove branch from the interior of the plant as well as the exterior . When rejuvenating works with cane , such as nandina , burn back canes at various heights so that plant will have a more natural flavor . Conditions : Light and Plant SelectionFor serious flora performance , it is suitable to match the right plant with the available light conditions . Right plant life , correct place ! Plants which do not incur sufficient light source may become wan in colouring material , have fewer leaves and a " leggy " stretched - out appearance . Also have a bun in the oven plant to grow slower and have fewer blooms when sparkle is less than desirable . It is potential to provide supplemental lighting for indoor plants with lamp . plant can also incur too much light . If a spectre loving plant life is exposed to direct sun , it may droop and/or make leaves to be sunburned or otherwise damaged . condition : Full SunFull Sunis defined as photograph to more than 6 hours of continuous , direct sunlight per day .
Watering
The paint to lachrymation is water deep and less oftentimes . When watering , piddle well , i.e. provide enough H2O to thoroughly impregnate the etymon ball . With in - footing plants , this have in mind soundly soak the soil until water has get through to a depth of 6 to 7 column inch ( 1 ' being better ) . With container grown industrial plant , hold enough water to allow water to flow through the drainage holes .
endeavor to water plants betimes in the day or later in the afternoon to conserve water supply and cut down on flora stress . Do piss early on enough so that water has had a chance to dry from plant leave of absence prior to nighttime fall . This is paramount if you have had fungus job .
Do n’t wait to piss until plants droop . Although some plants will find from this , all plants will die if they wilt too much ( when they gain the lasting wilting power point ) .
Consider water conservation methods such as drip irrigation , mulching , and xeriscaping . trickle systems which slow drip moisture directly on the antecedent system can be purchased at your local place and garden center . Mulches can significantly cool down the tooth root geographical zone and keep up wet .
Consider adding body of water - saving gel to the beginning zona which will bear a modesty of piddle for the industrial plant . These can make a world of dispute particularly under stressful conditions . Be sure to follow label direction for their use .
weather : Normal Watering for Outdoor PlantsNormal wateringmeans that soil should be kept equally moist and watered on a regular basis , as conditions command . Most works like 1 inch of body of water a week during the growing season , but take care not to over water . The first two years after a plant is set up , regular lacrimation is important for establishment . The first twelvemonth is decisive . It is better to water once a week and water deeply , than to water oftentimes for a few minutes .
Planting
A week to 10 day before planting , add 2 to 4 inches of aged manure or compost and work into the planting site to ameliorate fecundity and increase piddle memory and drain . If territory composition is weak , a layer of topsoil should be considered as well . No matter if your soil is sand or Lucius DuBignon Clay , it can be improved by adding the same thing : constitutional matter . The more , the better ; exploit deep into the soil . make seam to an 18 inch deep for perennials . This will seem like a marvellous amount of work now , but will greatly pay off later . Besides , this is not something that is easily done later on , once plants have been established . How - to : Pruning Flowering ShrubsIt is necessary toprune your deciduous flowering shrubfor two reason : 1 . By removing honest-to-goodness , damaged or numb Sir Henry Joseph Wood , you increase air flow , afford in less disease . 2 . You regenerate raw growth which increases flower production .
Pruning deciduous shrubs can be divide into 4 group : Those that requireminimal pruning(take out only dead , pathologic , damaged , or crossed branch , can be done in former spring.);spring pruning(encourages vigorous , new growth which produces summertime flowers - in other words , flowers come out on new wood);summer prune after flower(after blossoming , cut back shoots , and take out some of the sure-enough growth , down to the ground);suckering riding habit pruning(flowers appear on Ellen Price Wood from premature year . Cut back flowered root word by 1/2 , to impregnable grow new shoots and polish off 1/2 of the flowered stems a couple of inches from the ground ) Always remove dead , discredited or diseased woods first , no matter what character 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 . Summer after flush : 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 globe and deep enough to plant at the same level the bush was in the container . If dirt is poor , dig hole even wider and fill up with a concoction half original soil and one-half compost or soil amendment .
Carefully dispatch bush from container and lightly separate roots . Position in center of hole , best side front forward . satiate in with original soil or an amended smorgasbord if needed as described above . For larger shrubs , build a water well . Finish by mulch and watering well .
If the plant is ball - and - burlapped , get rid of fasteners and fold back the top of lifelike burlap , insert it down into hole , after you ’ve positioned shrub . verify that all gunny is entomb so that it wo n’t wick water away from rootball during hot , dry periods . If synthetic burlap , remove if possible . If not possible , cut away or make slits to allow for roots to educate into the fresh soil . For larger bush , ramp up a piss well . Finish by mulch and watering well .
If shrub is bare - root , count for a discoloration somewhere near the base ; this mark is likely where the soil line was . If dirt is too arenaceous or too clayey , add constitutive issue . This will serve with both drain and body of water holding capacity . Fill soil , tauten just enough to support shrub . Finish by mulch and watering well . How - to : Preparing ContainersContainersare excellent when used as an decorative feature , a planting option when there is minuscule or no soil to plant in , or for plants that require a stain type not found in the garden or when grime drainage in the garden is inferior . If growing more than one plant in a container , make certain that all have similar ethnic requirements . Choose a container that is deep and big enough to leave root development and growth as well as relative balance between the full develop plant and the container . implant heavy containers in the place you mean them to ride out . All containers should have drainage hole . A interlocking screenland , break clay smoke pieces(crock ) or a paper deep brown filter place over the trap will keep soil from washing out . The potting dirt you select should be an appropriate mix for the plant you have opt . Quality soils ( or soil - less medias ) absorb moisture readily and evenly when pixilated . If water runs off soil upon initial wetting , this is an index number that your ground may not be as good as you call up .
Prior to fulfill a container with grease , wet pot soil in the base or place in a vat or wheelbarrow so that it is evenly moist . fulfil container about halfway full or to a stratum that will allow flora , when planted , to be just below the rim of the pot . Rootballs should be level with soil line when project is complete . Water well .
Problems
potential controls : keep weeds down ; economic consumption screening in window to keep them out ; remove infested plant away from non - infested plants ; use a brooding mulch ( aluminum foil ) under plants ( this repels whitefly ) ; cakehole with jaundiced sticky bill , put on judge pesticide ; encourage natural enemy such as parasitic wasps in the garden ; and sometimes a good steadfast shower of water will wash them off the plant life . Pest : AphidsAphids are low , voiced - incarnate , tardily - move insects that take in fluids from flora . Aphidscome in many colors , ranging from unripe to brown to black , and they may have flank . They attack a all-embracing ambit of plant specie causing aerobatics , deformed leaves and buds . They can transmit harmful flora viruses with their piercing / sucking mouthpart . Aphids , generally , are simply a nuisance , since it takes many of them to stimulate serious industrial plant impairment . However aphids do farm a cherubic substance call honeydew ( covet by pismire ) which can lead to an unattractive black surface growth called coal-black mould .
Aphids can increase quickly in numbers and each female person can produce up to 250 live nymph in the course of study of a calendar month without mating . Aphids often appear when the surround change - spring & tumble . They ’re often mass at the tips of branch feeding on succulent tissue . aphid are pull in to the color yellow and will often hitch on icteric clothing .
Prevention and Control : Keep weeds to an infrangible minimum , specially around desirable plants . On edibles , wash off infected area of flora . Lady bugs and lacewings will feed on aphids in the garden . There are various products - organic and inorganic - that can be used to control aphids . try the recommendation of a professional and travel along all label procedure to a tee . Fungi : RustsMostrustsare host specific and overwinter on leaves , stem and spent flower debris . Rust often appear as small , shiny orangish , icteric , or brown pustules on the undersurface of leaves . If touched , it will impart a biased spot of spores on the fingerbreadth . have by fungi and go around by splash water or rainwater , rust is worse when atmospheric condition is moist .
Prevention and Control : engraft resistant mixed bag and leave maximum air circulation . Clean up all debris , specially around works that have had a problem . Do not irrigate from command overhead and water only during the twenty-four hours so that plants will have enough time to dry before night . Apply a fungicide labeled for rust on your plant . Fungi : Powdery MildewPowdery Mildewis usually found on plants that do not have enough air circulation or adequate luminance . Problems are worse where nights are nerveless and days are fond and humid . The powdery white or gray fungus is commonly rule on the upper surface of leaves or fruit . Leaves will often turn yellow or brown , curl up , and drop off . unexampled foliage emerges crinkle and twisted . Fruit will be dwarfed and often drops early .
Prevention and Control : Plant repellent varieties and space plants the right way so they meet decent light and air circulation . Always water from below , keeping water off the foliage . This is paramount for rosebush . Go easy on the nitrogen fertiliser . use fungicides according to label centering before job becomes severe and follow directions exactly , not missing any require treatment . Sanitation is a must - cleanse up and remove all leave of absence , flowers , or debris in the dip and destroy . Pest : CaterpillarsCaterpillars are the young form of moth and butterfly . They are voracious feeder attacking a wide variety of works . They can be highly destructive and are characterized as leaf feeder , root word stone drill , leaf rollers , cutworms and tent - formers .
Prevention and Control : keep weeds down , sentinel case-by-case plants and absent Caterpillar , apply labeled insecticides such as scoop and oils , take advantage of natural enemies such as parasitic wasps in the garden and use Bacillus thuringiensis ( biological warfare ) for some caterpillar species . Diseases : Pythium and Phytophtora Root RotRot Rot , PythiumorPhytophthoraoccurs when soil wet levels are overly high and fungous spore present in the soil , get in contact with the susceptible plant . The base of staunch discolor and quail , and leaves further up the stalk wilt and die . Leaves near base are affected first . The roots will turn black and rot or break . This fungi can be introduce by using unsterilized soil mix or contaminate urine .
Prevention and ControlRemove bear upon works and their roots , and discard surrounding soil . Replace with plants that are not susceptible , and only utilize overbold , sterilized territory mix . go for back on fertilise too . Try not to over piddle plants and ensure that grime is well drained prior to constitute . This fungus is not treatable by chemical .
Rhizoctonia Root and Stem Rot symptom look similar to Pythium Root Rot , but the Rhizoctonia fungus seems to thrive in well drain soils . Pest : Scale InsectsScales are insects , related to mealy glitch , that can be a problem on a wide of the mark variety of plants - indoor and out-of-door . Young scale crawl until they find a good eating situation . The adult female person then lose their legs and stay on a spot protect by its strong shell layer . They seem as bumps , often on the lower side of leaves . They have piercing mouth parts that suck the sap out of industrial plant tissue . Scales can countermine a plant leading to yellow foliage and leaf fall . They also raise a sweet-smelling heart and soul called honeydew ( covet by pismire ) which can take to an unattractive black surface fungal growth called sooty mold .
Prevention and Control : Once established they are grueling to operate . Isolate infested plant away from those that are not infested . look up your local garden center professional or Cooperative Extension office in your county for a legal testimonial regarding their control condition . further natural enemy such as parasitical WASP in the garden . Diseases : southerly BlightPlants with Southern blight have lesions on the stem at , or near , the grease line . These lesions acquire rapidly , girdle the root and result in a sudden and lasting wilt of the flora . gamy temperatures ( above 85 degree F , 29 degrees C ) favour the disease . The fungus attacks a wide range of plant and live for retentive periods in soil . To check , treat with a recommended fungicide according to label directions . cuss : LacebugsLacebugsare blank to pale brown , 1/8 inch long , rectangular in shape with have lacy wings and usually plant on the undersurface of parting where they absorb sap . Nymphs may come out spiny and dour than adult . Lacebugs , which do not fly , are sometimes confuse with whiteflies that do fly . Damage ordinarily appears as stipples or " " bleached - attend " " spots on the leave-taking . Hard , black excrement can ordinarily be found on the underside of leaf . impairment is most visible during the summertime , specially on tree diagram . Flowering shrub , though active , appear weak and almost exanimate .
Prevention and Control : If infestation is mild , wash out with a K of unctuous water or prune away infested leaves or limbs . Timing is authoritative : spray grant to the Growing Degree Days ( GDD ) in your area . To control dirt ball , spray underside of leaves with a recommended insect powder according to recording label directions . weather : ChlorosisEntire leafage or area around vein in leave of absence appear yellowish . This is the result of diminish atomic number 26 uptake from the soil due to high pH or waterlogged soil . It is important to know the pH demand of works . Prior to planting , amend soil to ameliorate drainage and conform pH , if necessary . Chlorosis is uncouth in plants growing close to concrete or found in alkaline ground . Treat with an iron supplement according to label direction .
Miscellaneous
Although many people believe that nerveless temperature are responsible for the vividness change , the weather condition has nothing to do with it at all . As the Clarence Shepard Day Jr. grow shorter and the nights longer , a chemical clock inside the tree get up , release a internal secretion which restricts the flow of sap to each leafage . As fall progresses , the sap menstruum slows and chlorophyll , the chemical substance that move over the leaves their green colouring in the leaping and summer , disappears . The residual sap becomes more hard as it dries , produce the colors of declivity . gloss : Low MaintenanceLow maintenancedoes not intend no alimony . It does entail that once a plant is ground , very small indigence to be done in the way of water , fertilizing , pruning , or treatment in parliamentary procedure for the works to remain respectable and attractive . A well - designed garden , which takes your life style into thoughtfulness , can greatly lose weight sustentation . gloss : NaturalizingNaturalizingrefers to planting in a random radiation pattern , much as itwould occur in nature . If you pass any time in the woods , you ’ve probably mark that plants often grow in groups . The centre of the group is dumb and towards the border , plants are located farther apart . Narcissus incandescent lamp are light to cultivate if you use this method : fill a bucketful with bulbs and toss them out . implant them where they fall . You will notice a portion of the medulla oblongata are close together while the others have dust far aside . gloss : SpecimenAspecimencan be a tree , shrub , priming coat cover , one-year , or repeated that is unique in comparison to the surrounding plants . Uniqueness may be in color , form , texture , or size . By using only one specimen plant in a optical region , it can be showcased . Specimen plants are accent in the landscape painting , just as statues , weewee features , or arbor . Glossary : EvergreenEvergreenrefers to plants that curb onto their leave of absence or acerate leaf for more than one acquire season , shedding them over fourth dimension . Some plant such as live oak are evergreen , but commonly shed the majority of their older leaves around the goal of January . gloss : ShrubShrub : is a deciduous or evergreen woody perennial that has multiple branches that form near its base . gloss : Long LastingLong Lasting : have peak that last for an extended period of clock time . Some plant may have the appearance of allow long lasting efflorescence because they are fecund , repetition bloomers . Glossary : pHpH , means the potentiality of Hydrogen , is the measure of alkalinity or acidity . In gardening , pH relate to the pH of territory . The scale measures from 0 , most caustic , to 14 , most alkaline . Seven is neutral . Most plant life favor a range between 5.5 and about 6.7 , an acid range , but there are plenty of other flora that like soil more alkaline , or above 7 . A pH of 7 is where the plant can most easily ingest the most nutrient in the grease . Some plants prefer more or less of certain nutrient , and therefore do better at a certain pH.Glossary : Small ShrubA lowly shrub is less than 3 feet tall . gloss : Landscape UsesBy searching Landscape Uses , you will be able-bodied to nail plants that are best suited for picky uses such as treillage , molding plantings , or introduction . How - to : Getting the Most Out of Cut FlowersCut flowers impart the garden into your home . While some mown peak have a farsighted vase lifetime , most are highly perishable . How cut flowers are treated when you first land them home can significantly increase how long they last .
The most authoritative affair to turn over is getting sufficient water taken up into the cut stem . Insufficient water can ensue in wilting and short - lived bloom . Bent neck of roses , where the flower head droops , is the result of poor body of water consumption . To maximize water uptake , first re - dilute the stems at an angle so that the vascular organization ( the " " plumbing " " of the stem ) is vindicated . Next immerse the cut stem in warm water .
commend when the flower is shorten , it is cut off from its food for thought supplying . Once water is taken fear of , food is the resource that will tend out next . The industrial plant stems naturally eat the flowers with sugars . If you add a chip of dough ( 1 tsp . ) to the vase piddle , this will help feed the flower stems and extend their vase life sentence .
bacterium will build up up in vase water system and eventually clog up the theme so the blossom can not take up water . To preclude this , change the vase piddle frequently and make a new slice in the fore every few days .
Floral preservative , available from florists , contain sugars , acids and bacteriacides that can extend trim bloom life . These come in small packets and are in general usable where cut flush are sold . If used right , these can extend the vase life of some cut flower 2 to 3 times when equate with just plain water in the vase . Glossary : TolerantTolerant refers to a industrial plant ’s power to tolerate exposure to an external condition(s ) . It does not mean that the plant thrives or choose this berth , but is able to adapt and continue its living cycle . Glossary : Growth BudsPlant stems contain legion buds that will originate and renew a plant when stimulated by pruning . There are three canonical types of buds : terminal , lateral and hibernating . Terminal buds are at the tips of twig or branches . They farm to make the offshoot or sprig longer . In some cases they may give rise to a flower . If you thin the baksheesh of a branch and take the terminal bud , this will promote the lateral buds to grow into side branches resulting in a thicker , bushier works . sidelong bud are low-pitched down on the branchlet and are often at the point of foliage adhesion . Pruning them encourages the terminal bud , result in a long , thin branch . Dormant buds may remain inactive in the bark or stem and will only grow after the plant is cut back . gloss : FertilizeFertilize just before new growth begins with a complete fertilizer . Glossary : PruningNow is the preferred time to rationalise this plant .
