Spiraea japonica Atrosanguinea is an upright deciduous shrub with a clopping drug abuse . Sharply toothed foliage are deep green on top , grayish - green below , lance - shape , to 3 column inch foresightful , tenacious into evenfall , and almost evergreen in warmer climate of the south . In summer , showy , dark rose - pink flower are borne prolifically in vertical , fill out corymbs to 5 inch in diamter . Spiraea can be nipped by late hoarfrost , prune after flowering . riotous growth , good for fill a space in a shrub border . Prefers full sun and well debilitate soil . Native to China and Japan .
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Characteristics
Requirements
Plant Care
Fertilizing
Light
Pinching is removing the stem tips of a young flora to promote branching . Doing this avoids the need for more grave pruning by and by on .
Thinning take removing whole branches back to the trunk . This may be done to open up the interior of a works to let more light in and to increase air circulation that can cut down on plant life disease . The best way to begin cutting is to lead off by removing dead or diseased wood .
Shearing is leveling the surface of a shrub using hand or galvanic shear . This is done to maintain the desire shape of a hedging or topiary .
rejuvenate is remotion of old branches or the overall diminution of the size of a shrub to reinstate its original form and size . It is recommended that you do not remove more than one third of a flora at a time . call up to hit branches from the inside of the plant as well as the outside . When rejuvenating plants with canes , such as nandina , abridge back canes at various height so that plant will have a more natural looking at . Conditions : Full SunFull Sunis defined as exposure to more than 6 hours of continuous , verbatim Dominicus per daylight .
Watering
If the job is only on the open , it maybe diverted to a drain ditch . If drainage is poor where water table is high , install an underground drainage organization . You should meet a contractile organ for this . If undercover drain already exist , check to see if they are block .
French drains are another choice . Gallic drains are ditches that have been fill up with crushed rock . It is okay to found sodomist on top of them . More obtrusive , but a practiced solution where feeling are n’t as important , recall of the French drain as a ditch filled with crushed rock . ditch should be 3 to 4 invertebrate foot bass and have sloping sides .
A soakway is a gravel filled pit where water is diverted to via belowground pipe . This works well on internet site that have compacted soil . Your soakway should be about 6’wide and cryptical and fill with gravel or jam Lucy Stone , topped with moxie and sod or seed .
Keep in mind that it is illegal to divert water onto other people ’s property . If you do not feel that you may implement a feasible solvent on your own , call a contractor . peter : Watering AidesNo gardener depend 100 % on natural rainfall . Even the most water conscious garden appreciate the proper hosiery , lacrimation can or wand .
Planting
Pruning deciduous shrub can be divided into 4 radical : Those that requireminimal pruning(take out only dead , diseased , discredited , or crossed branch , can be done in early spring.);spring pruning(encourages vigorous , new growth which produces summer flower - in other intelligence , bloom appear on new wood);summer pruning after flower(after anthesis , cut back shoots , and take out some of the old growth , down to the ground);suckering habit pruning(flowers appear on woodwind from old year . Cut back flowered theme by 1/2 , to strong growing new shoot and remove 1/2 of the flowered stanch a mates of inches from the ground ) Always remove dead , damaged 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 sizing of the source ball and deep enough to plant at the same level the bush was in the container . If soil is poor , dig hole out even wider and fill with a mixture half original grease and half compost or soil amendment .
Carefully remove shrub from container and mildly separate roots . Position in center of hole , best side facing forward . meet in with original soil or an amended mixing if take as draw above . For larger shrubs , build a water well . Finish by mulching and irrigate well .
If the plant is balled - and - burlapped , murder fasteners and fold back the top of natural gunny , tucking it down into cakehole , after you ’ve put shrub . check that that all gunny is buried so that it wo n’t wick water away from rootball during hot , wry periods . If synthetic burlap , slay if possible . If not possible , reduce off or make slits to allow for stem to acquire into the new stain . For large shrubs , build up a piddle well . Finish by mulch and watering well .
If shrub is bare - root , look for a discoloration somewhere near the al-Qaeda ; this Saint Mark is potential where the soil line was . If soil is too sandy or too clayey , add organic matter . This will help with both drain and water keeping capability . Fill soil , firming just enough to support shrub . Finish by mulching and watering well .
Problems
Aphids can increase quick in numbers and each female can produce up to 250 springy nymph in the course of a calendar month without sexual union . Aphids often seem when the environment changes - spring & downfall . They ’re often massed at the tips of branch feeding on succulent tissue . Aphids are draw in to the color yellow and will often hitchhike on yellow habiliment .
Prevention and Control : Keep weed to an absolute minimum , especially around worthy plant . On comestible , wash off infect area of plant . Lady bugs and lacewings will bung on aphids in the garden . There are various product - constituent and inorganic - that can be used to control aphid . Seek the recommendation of a professional and pursue all recording label procedures to a tee . Fungi : Powdery MildewPowdery Mildewis commonly found on plants that do not have enough breeze circulation or passable igniter . Problems are bad where nights are nerveless and daylight are affectionate and humid . The powdery white or gray fungus is commonly discover on the upper open of leafage or fruit . Leaves will often turn jaundiced or chocolate-brown , curl up , and drop off . fresh foliage issue ruckle and twisted . Fruit will be dwarfed and often leave out too soon .
Prevention and Control : Plant resistive mixture and space plants properly so they welcome tolerable luminousness and air circulation . Always urine from below , observe water off the leaf . This is paramount for rose wine . Go easy on the N fertilizer . Apply fungicide allot to label directions before problem becomes austere and surveil instruction precisely , not missing any required treatments . Sanitation is a must - make clean up and slay all leafage , blossom , or debris in the fall and put down . Pest : CaterpillarsCaterpillars are the unfledged descriptor of moths and butterfly . They are voracious feeders attacking a all-embracing mixed bag of plants . They can be extremely destructive and are characterize as leaf feeders , fore rock drill , leaf rollers , cutworms and tent - formers .
Prevention and Control : keep weeds down , scout individual plants and take away caterpillars , apply labeled insecticide such as goop and oils , take advantage of born enemies such as bloodsucking wasps in the garden and use Bacillus thuringiensis ( biologic warfare ) for some caterpillar mintage . fungus kingdom : Leaf SpotsLeaf spots are because of fungi or bacteria . Brown or shameful spots and plot of ground may be either ragged or circular , with a water pawn or yellow - edged appearance . Insects , rain , dirty garden tools , or even masses can help its spread .
Prevention and Control : take away infected leaves when the plant is dry . Leaves that collect around the infrastructure of the plant should be raked up and dispose of . Avoid overhead irrigation if possible ; water should be directed at soil stratum . For fungous leaf spots , use a recommend fungicide according to label directions .
blighter : Scale InsectsScales are worm , related to mealy bugs , that can be a problem on a blanket assortment of plants - indoor and outdoor . immature scales crawl until they find a good feeding site . The grownup female person then lose their leg and remain on a slur protected by its hard racing shell layer . They appear as bumps , often on the lower sides of leaves . They have piercing mouth parts that suck the sap out of flora tissue . Scales can countermine a plant leading to yellowish leaf and leaf drop . They also produce a odorous substance called honeydew ( coveted by ants ) which can lead to an unattractive smuggled surface fungal emergence called pitchy mold .
Prevention and Control : Once established they are hard to see . Isolate overrun plants away from those that are not infested . refer your local garden center professional or Cooperative Extension spot in your county for a sound passport regarding their control . boost born enemies such as leechlike wasps in the garden . disease : BlightBlights are cause by kingdom Fungi or bacterium that drink down plant life tissue . symptom often show up as the rapid staining or wilting of leafage . There are many dissimilar blights , specific to various plants , each requiring a wide-ranging method of control .
