‘ Rose de Roi a Fleurs Pourpres ’ is an Old Portland rose which produces big , mauve flowers . In worldwide , blush wine are a great group of blossoming shrubs , most with gaudy flowers that are single - petalled to fully double petalled . Leaves are typically medium to dark-skinned unripe , shining , and ovate , with finely toothed edges . change in size from 1/2 in to 6 inches , five petals to more than 30 , and in nearly every color . Often the flowers are very fragrant . Most diverseness grow on long cane that sometimes climb . Unfortunately , this favorite flora is quite susceptible to a variety of diseases and pestis , many of which can be controlled with good ethnical practices .
Google Plant Images : click here !
Characteristics
Requirements
Plant Care
Fertilizing
Light
Watering
Planting
Problems
Prevention and Control : keep sess down and use sieve on windows to keep them out . Remove or discard infested plants , keep them away from non - infested industrial plant . Trap with yellow sticky posting or take advantage of natural foe such as predatory mite . Sometimes a well regular cascade of water will wash off them off the plant . Consult your local garden snapper professional or county Cooperative extension office for effectual chemic recommendation . Pest : Spider MitesSpider mitesare modest , 8 legged , spider - like tool which thrive in hot , dry condition ( like heated house ) . Spider tinge feast with pierce mouth parts , which cause plants to appear yellow and stippled . Leaf drib and plant life expiry can occur with heavy infestation . Spider mites can breed quickly , as a female can lay up to 200 ball in a life span of 30 day . They also bring about a web which can cover infested leave and flowers .
Prevention and Control : Keep smoke down and remove infested plants . Dry atmosphere seems to aggravate the problem , so verify plants are regularly water , specially those preferring high humidity such as tropicals , citrus fruit , or tomato . Always tick new plants prior to bringing them home from the garden centre or nursery . Take advantage of rude foeman such as ladybug larvae . If a miticide is recommended by your local garden pith professional or county Cooperative Extension office , read and espouse all label directions . centre your effort on the undersides of the leave as that is where wanderer soupcon generally live . Pest : WhitefliesWhitefliesare small , wing insects that look like petite moths , which attack many types of plants . The flying adult stage prefers the undersurface of leaves to fertilise and breed . Whiteflies can breed quickly as a female can lay up to 500 ballock in a life span of 2 month . If a plant is invade with whiteflies , you will see a cloud of fleeing insect when the flora is disturbed . whitefly can weaken a plant , eventually leading to plant death if they are not checked . They can transmit many harmful plant viruses . They also farm a sweet substance call honeydew ( coveted by ants ) which can lead to an unattractive fateful surface fungous maturation shout out jet mold .
potential ascendence : keep weeds down ; role screen in window to keep them out ; remove infested plant away from non - infested plants ; use a contemplative mulch ( aluminum transparency ) under plants ( this repels whiteflies ) ; trap with yellow sticky cards , apply label pesticide ; boost instinctive foe such as parasitic wasps in the garden ; and sometimes a right firm exhibitioner of H2O will wash them off the industrial plant . Pest : AphidsAphids are diminished , soft - bodied , slow - moving insects that fellate fluid from plant . Aphidscome in many colors , graze from light-green to brownness to grim , and they may have wings . They assault a encompassing image of industrial plant specie causing aerobatics , deformed leaves and buds . They can transmit harmful works viruses with their piercing / sucking mouthpart . Aphids , broadly , are simply a pain , since it takes many of them to cause serious plant damage . However aphids do produce a sweet substance called honeydew ( coveted by ant ) which can conduce to an unattractive black surface ontogenesis called jet mold .
Aphids can increase apace in numbers and each female can produce up to 250 live houri in the course of a month without conjugation . Aphids often appear when the surroundings change - spring & fall . They ’re often massed at the baksheesh of arm feeding on succulent tissue . Aphids are appeal to the coloring material yellow and will often hitch on yellow clothing .
Prevention and Control : Keep weeds to an absolute lower limit , especially around suitable plants . On edibles , lap off infect sphere of plant . ma’am bugs and lacewings will feed on aphid in the garden . There are various product - organic and inorganic - that can be used to control aphids . Seek the testimonial of a professional and accompany all label procedures to a tee . Fungi : Powdery MildewPowdery Mildewis usually found on plants that do not have enough air circulation or adequate light . Problems are bad where dark are cool and days are warm and humid . The powdery livid or gray fungus is usually come up on the upper surface of leaves or fruit . Leaves will often wrench yellow or chocolate-brown , curl up , and spend off . unexampled foliage emerges wrinkle and twisted . Fruit will be dwarf and often drops early on .
Prevention and Control : Plant tolerant varieties and space plants in good order so they receive decent illumination and air circulation . Always water from below , keeping water off the leafage . This is paramount for roses . Go easily on the N plant food . Apply fungicides concord to label directions before problem becomes severe and follow directions precisely , not miss any require treatments . Sanitation is a must - clean up and murder all leaf , efflorescence , or dust in the fall and demolish . pestilence : CaterpillarsCaterpillars are the unripened form of moths and butterflies . They are voracious feeder attacking a wide diversity of plant . They can be highly destructive and are characterise as foliage feeders , stem turn borers , folio roller , cutworm and tent - formers .
Prevention and Control : keep widow’s weeds down , pathfinder single plants and remove caterpillars , give labeled insecticide such as grievous bodily harm and petroleum , take reward of innate enemies such as parasitic wasp in the garden and use Bacillus thuringiensis ( biologic war ) for some caterpillar specie . fungus kingdom : Black SpotA known go up disease , Black Spotappears on vernal leave-taking as unorthodox dim circles , often having a yellow anchor ring . Circles or spore colonies may arise to 1/2 inch in diameter . Leaves will rick yellow and drop off , only to produce more leaves that will follow the same shape . rose wine may not make it through the winter if black spot is severe . The fungus will also affect the size and calibre of flush .
Prevention and Control : constitute resistant kind for your area . Always body of water from the ground , never overhead . use beneficial sanitisation - uninfected up and destruct junk , especially around plant that have had a problem . When pruning roses , even deadheading , inclination pruners in a bleach / water solution after each cut . If a plant seems to have chronic black smear , transfer it . A 2 - 3 inch thick layer of mulch at the pedestal of plant reduces swash . Do not wait until black maculation is a huge problem to verify ! get down betimes . Spray with a fungicide labeled for black spot on roses . Diseases : BlightBlights are cause by fungi or bacterium that toss off plant tissue paper . Symptoms often show up as the speedy staining or droop of foliage . There are many different blight , specific to various plants , each requiring a varied method of control condition .
Miscellaneous
In milder mood , this process is not necessary , but a sound bed of mulch and continued watering up to ice and sporadically through wintertime is a near idea . The good time to rationalise no matter where you live is at the goal of the dormant season , when buds are beginning to swell . gloss : VirusesViruses , which are smaller than bacteria , are not experience and do not replicate on their own . They must bank on the cellular chemical mechanism of their hosts to replicate . Because this greatly disrupts the cadre ’s functionality , outward sign of a viral infection issue in a plant disease with symptom such as abnormal or stunted growth , damaged fruit , discolorations or spots .
Prevention and Control : Keep computer virus common carrier such as aphids , leafhopper , and thrips under control . These plant life alimentation dirt ball spread viruses . virus can also be infix by infected pollen or through flora opening night ( as when crop ) . Begin bykeeping the pathogen outof your garden . novel industrial plant should be checked , as well as tools and existing plants . Use only certify seed that is deem disease - gratis . works only tolerant varietiesandcreate a discouraging environmentby rotating crops , not planting closely have-to doe with plants in the same area every year .
