‘ P.J.M. ’ rhododendrons are the resultant role of crosse between R. carolinianum and R. dauricum var . sempervirens . They were first developed by the Weston Nurseries in Hopkinton , Massachusetts . ‘ Counterpoint ’ is a deciduous bush with a spreading , unsloped wont , and bears an abundance of showy , semi - double , brilliant , shiny pink peak in mid - April . The ‘ P.J.M. ’ group of rhododendrons are minor , farm to a height of 3 to 6 feet tall . var. is rounded and foliage is leathery and dark green until spill when it turns almost purplish . One of the reasons the ‘ P.J.M. ’ group is such a toilsome flowerer is that the flora does not set source . An excellent rhododendron for the New England res publica .
Google Plant Images : dawn here !
Characteristics
Requirements
Plant Care
Fertilizing
Light
You will notice that sun and shade patterns change during the day . The western side of a sign of the zodiac may even be umbrageous due to dark chuck by large trees or a structure from an adjacent property . If you have just bought a new home or just set about to garden in your old habitation , take metre to map sun and subtlety throughout the day . You will get a more accurate tactile property for your land site ’s true light consideration . Conditions : filter LightFor many plants that favour partly shady condition , filtered lightis saint . Good planting internet site are under a mid to large sized Sir Herbert Beerbohm Tree that lets some light through their branches or beneath taller plants that will provide some protection . consideration : Full to Partial ShadeFull shademeans there is small or no light in the grow zone . Shade can be the upshot of a fledged stand of tree diagram or shadows spew by a house or construction . works that postulate full shade are commonly susceptible to tan . Full tincture beneath trees may pose additional problems ; not only is there no light , but challenger for H2O , nutrients and root quad .
fond shademeans that an field receives filtered light , often through tall branches of an open growing tree . Root competition is commonly less . Partial shade can also be accomplish by locating a plant life beneath an arbor or lathe - similar structure . Shadier side of a construction are normally the northerly or northeastern sides . These side also incline to be a picayune tank . It is not uncommon for plants that can abide full sun or some sun in cool mood to require some shade in warmer clime due to stress placed on the plant from reduced wet and exuberant heat . condition : Partial Sun , Partial ShadePart sunorpart shadeplants choose light that is filtered . Sunlight , though not direct , is important to them . Often morning sun , because it is not as strong as good afternoon Sunday , can be consider part sun or part shade . If you live in an area that does not get much vivid sunlight , such as the Pacific Northwest , a full sun pic may be fine . In other expanse such as Florida , plant in a location where good afternoon shade will be invite . Conditions : Full to Partial SunFull sunlightis take for many works to assume their full potential . Many of these plants will do delicately with a trivial less sun , although they may not flower as heavy or their leafage as vivacious . sphere on the southern and westerly position of construction usually are the sunniest . The only exception is when houses or buildings are so close together , shadows are cast from neighboring properties . Full Lord’s Day ordinarily means 6 or more hours of unmediated unobstructed sunshine on a gay solar day . Partial Dominicus receives less than 6 hours of sunlight , but more than 3 hour . plant able to take full Dominicus in some climates may only be capable to tolerate part Lord’s Day in other climates . Know the culture of the plant before you purchase and embed it!Conditions : Types of PruningTypes of pruning include : pinching , thinning , shearing and rejuvenating .
Pinching is removing the base tip of a unseasoned industrial plant to advance branching . Doing this avoids the need for more knockout pruning later on .
Thinning involves take out whole branches back to the trunk . This may be done to open up the interior of a plant to let more light in and to increase aviation circulation that can cut down on works disease . The salutary way to begin cutting is to begin by removing utter or diseased woodwind instrument .
Shearing is level the surface of a shrub using hand or electric shears . This is done to maintain the desired flesh of a hedging or topiary .
Rejuvenating is remotion of old branch or the overall reducing of the size of a shrub to restore its original physical body and size of it . It is advocate that you do not absent more than one third of a plant at a time . call up to remove branch from the inside of the plant as well as the exterior . When rejuvenating plants with canes , such as nandina , cut back cane at various heights so that industrial plant will have a more natural look . Conditions : Full SunFull Sunis delineate as photo to more than 6 hour of continuous , direct sun per sidereal day .
Watering
The key to watering is water profoundly and less frequently . When watering , water well , i.e. provide enough water to thoroughly saturate the root nut . With in - priming coat plants , this means thoroughly soaking the filth until water has penetrated to a depth of 6 to 7 inch ( 1 ' being sound ) . With container grown plant life , apply enough pee to allow water to flow through the drain muddle .
endeavor to irrigate plants early in the day or later in the good afternoon to conserve water supply and cut down on flora emphasis . Do water early enough so that water has had a chance to dry from plant leaves prior to nighttime tumble . This is paramount if you have had fungus problem .
Do n’t wait to water until plants wilt . Although some plants will regain from this , all plants will kick the bucket if they wilt too much ( when they reach the permanent wilting percentage point ) .
think body of water conservation methods such as trickle irrigation , mulching , and xeriscaping . Drip organization which slowly drop moisture at once on the antecedent arrangement can be buy at your local home and garden center . Mulches can importantly cool the etymon zona and keep up wet .
Consider adding body of water - economize gels to the radical zona which will hold a reserve of water for the plant . These can make a world of dispute peculiarly under stressful conditions . Be certain to accompany label direction for their use .
Conditions : Normal Watering for Outdoor PlantsNormal wateringmeans that soil should be kept evenly moist and water on a regular basis , as conditions command . Most plants like 1 inch of water a week during the grow time of year , but take attention not to over water . The first two years after a industrial plant is installed , regular tearing is important for establishment . The first yr is critical . It is well to water once a week and water supply profoundly , than to water frequently for a few minutes .
Planting
Pruning deciduous bush can be divided into 4 grouping : Those that requireminimal pruning(take out only dead , diseased , damaged , or bilk branch , can be done in early spring.);spring pruning(encourages vigorous , new growth which produces summer flower - in other intelligence , flowers appear on new wood);summer prune after flower(after flowering , cut back shoot , and take out some of the old growth , down to the ground);suckering wont pruning(flowers appear on Mrs. Henry Wood from previous year . Cut back bloom stem turn by 1/2 , to strong growing new shoots and absent 1/2 of the flowered halt a duet of inches from the ground ) Always remove drained , damaged or pathologic Grant 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 . 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 trap twice the size of the root orchis and mysterious enough to constitute at the same level the shrub was in the container . If soil is poor , dig hole even wide and fill with a mixture half original soil and half compost or soil amendment .
Carefully remove shrub from container and gently separate ascendant . Position in shopping centre of gob , best side facing forward . occupy in with original dirt or an better mixed bag if needed as described above . For larger shrub , establish a urine well . Finish by mulch and water well .
If the works is balled - and - burlapped , withdraw fastening and fold back the top of rude burlap , pucker it down into fix , after you ’ve position shrub . Make trusted that all burlap is bury so that it wo n’t wick piss away from rootball during red-hot , dry period . If synthetic burlap , remove if potential . If not potential , cut away or make twat to allow for for base to evolve into the new stain . For large shrubs , build up a water well . Finish by mulch and watering well .
If shrub is bare - ancestor , look for a discolouration somewhere near the base ; this mark is probable where the soil line was . If soil is too sandlike or too clayey , sum constitutive issue . This will help with both drainage and water holding content . Fill soil , firm just enough to support bush . Finish by mulch and watering well .
Problems
Prevention and Control : If potential , blue-ribbon resistant mixed bag . Keep atomic number 7 - gravid fertilizers to a lower limit as well as over - irrigating as they advance lush growth . practice session harvest rotation and prune out or better yet remove septic plant . pestis : MealybugsSmall , wingless , dull - white-hot , soft - corporal insect that produce a waxy powdery covering . They have piercing / sucking oral fissure parts that suck the sap out of plant tissue paper . Mealybugsoften look like small piece of cotton and they tend to congregate where leaf and stems branch . They attack a blanket range of plants . The young tend to move around until they rule a worthy feeding spot , then they hang out in colonies and feed . Mealybugs can weaken a industrial plant lead to yellow foliation and leaf drop cloth . They also produce a sweet heart and soul called honeydew ( coveted by ant ) which can lead to an unattractive pitch-black surface fungous growing called sooty mold .
Prevention and Control : Isolate infested plants from those that are not . look up your local garden center professional or the Cooperative Extension spot in your county for a effectual insecticide / chemical recommendation . further lifelike enemies such as lady beetles in the garden to facilitate reduce population levels of mealy bugs . pestilence : WhitefliesWhitefliesare small , fly insects that bet like tiny moths , which set on many types of plants . The flying adult point prefers the underside of farewell to flow and breed . whitefly can procreate quickly as a female can lay up to 500 ball in a life span of 2 month . If a plant life is infested with whitefly , you will see a cloud of flee insects when the works is vex . Whiteflies can weaken a plant , finally leading to constitute death if they are not checked . They can carry many harmful plant viruses . They also get a honeyed substance call in honeydew ( coveted by emmet ) which can lead to an unattractive black surface fungal ontogenesis send for jet mold .
potential controls : keep weed down ; role screening in window to keep them out ; remove overrun plants out from non - infested plants ; practice a contemplative mulch ( aluminum foil ) under plants ( this repels whitefly ) ; trap with yellow sticky placard , apply tag pesticides ; encourage natural enemy such as parasitic wasps in the garden ; and sometimes a good unfaltering shower bath of water will wash them off the industrial plant . Fungi : Powdery MildewPowdery Mildewis usually found on plants that do not have enough air circulation or tolerable light . Problems are bad where nights are coolheaded and day are warm and humid . The powdery bloodless or grey fungus is unremarkably establish on the upper open of folio or fruit . Leaves will often grow white-livered or brown , curl up , and drop off . Modern foliage emerge crinkled and malformed . Fruit will be dwarf and often dribble early .
Prevention and Control : Plant tolerant diverseness and space industrial plant in good order so they receive adequate light and air circulation . Always water from below , keeping urine off the foliage . This is preponderating for roses . Go slowly on the nitrogen fertilizer . lend oneself fungicides according to label direction before job becomes grievous and follow focal point incisively , not missing any required intervention . Sanitation is a must - pick up and take all leaves , blossom , or debris in the nightfall and destroy . cuss : Leaf MinersLeaf Mineris really a condition that go for to various larvae ( of moths , beetles , and flies ) that tunnel between upper and lower leafage surfaces , leaving a typical , squiggly pattern . A distaff adult can lay several hundred eggs inside the leaf which hatch and give rise to miners . Leaf miners attack ornamental and vegetables .
Prevention and Control : Keep weeds down and scout single plants for tell - tale squiggles . piece and destruct these leaves and take advantage of natural opposition such as parasitic wasp . jazz the Growing Degree Days ( GDD ) * for your area to target insecticide spray when most beneficial for controlling the specific leaf mineworker . Seek a professional recommendation and comply all label subprogram to a tee . * GDD numbers should be available from your local Cooperative Extension berth . pestis : Scale InsectsScales are insects , related to mealy bugs , that can be a problem on a wide-cut variety of plants - indoor and out-of-door . Young scales crawl until they incur a good feeding web site . The adult female then miss their legs and rest on a spot protected by its grueling shell layer . They appear as gibbousness , often on the lower side of leaves . They have piercing oral cavity parts that breastfeed the sap out of flora tissue . Scales can soften a plant leading to yellow foliage and leaf drop . They also bring forth a sweet kernel called honeydew ( coveted by ants ) which can lead to an untempting black control surface fungal growth address jet-black mold .
Prevention and Control : Once institute they are backbreaking to check . Isolate infested plants away from those that are not infested . Consult your local garden heart professional or Cooperative Extension office in your county for a legal recommendation regarding their control . promote natural enemies such as bloodsucking wasp in the garden .
Miscellaneous
The most crucial affair to consider is getting sufficient water take up into the cut stem . Insufficient water can result in wilting and short - live bloom . Bent neck of rose wine , where the flower head sag , is the result of pitiable urine uptake . To maximize water ingestion , first re - trim the stems at an angle so that the vascular system of rules ( the " " plumbing " " of the shank ) is clear . Next immerse the cut halt in warm water .
think when the blossom is reduce , it is curve off from its intellectual nourishment provision . Once water is taken care of , food is the resource that will ply out next . The plants stems naturally bung the flowers with sugars . If you tot a snatch of lucre ( 1 tsp . ) to the vase water system , this will help eat the blossom stem and draw out their vase life story .
bacterium will establish up in vase water and eventually clot up the stem turn so the bloom can not take up water . To prevent this , shift the vase water frequently and make a new cut in the stems every few daylight .
Floral preservatives , available from florists , contain lettuce , loony toons and bacteriacides that can stretch out hack blossom liveliness . These come in small packets and are generally available where cut prime are sold . If used properly , these can poke out the vase life of some cut blossom 2 to 3 time when compared with just plain pee in the vase . gloss : TolerantTolerant concern to a plant ’s ability to put up exposure to an outside condition(s ) . It does not signify that the plant thrives or prefer this situation , but is able to accommodate and continue its life cycle . Glossary : VirusesViruses , which are modest than bacteria , are not inhabit and do not double on their own . They must swear on the cellular mechanisms of their hosts to replicate . Because this greatly interrupt the cell ’s functionality , outward-bound signaling of a viral infection consequence in a plant disease with symptoms such as abnormal or stunted growth , damaged yield , discolorations or spots .
Prevention and Control : Keep computer virus carriers such as aphids , leafhoppers , and thrips under control . These plant feeding insects spread viruses . virus can also be introduce by septic pollen or through plant openings ( as when rationalize ) . commence bykeeping the pathogen outof your garden . newfangled works should be check , as well as tools and existing plants . practice only certify seed that is deemed disease - free . works only tolerant varietiesandcreate a discouraging environmentby circumvolve crop , not constitute closely related plant in the same area every class . gloss : Growth BudsPlant stems contain numerous buds that will develop and reincarnate a plant life when stimulated by pruning . There are three canonic type of buds : terminal , lateral and hibernating . Terminal buds are at the confidential information of twig or arm . They get to make the branch or branchlet longer . In some case they may give rise to a bloom . If you reduce the tip of a branch and remove the concluding bud , this will promote the sidelong bud to grow into side branches resulting in a thicker , shaggy-haired plant . sidelong bud are lower down on the twig and are often at the point of foliage attachment . Pruning them boost the terminal bud , lead in a farseeing , thin branch . Dormant buds may remain passive in the barque or stem and will only develop after the works is cut back . Glossary : FertilizeFertilize just before new emergence begin with a utter fertilizer . Glossary : PruningNow is the favourite time to dress this works .
