‘ Yvonne Rabier ’ is a compact polyantha rose producing rounded , amply double , fragrant , creamy lily-white bloom with aboundant undimmed green foliage . In cosmopolitan , roses are a large group of florescence shrubs , most with showy flowers that are single - petalled to amply double petalled . farewell are typically medium to dark green , glossy , and ovate , with finely toothed edges . Vary 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 variety maturate on foresighted canes that sometimes mount . Unfortunatly , this preferred plant is quite susceptible to a variety of diseases and pests , many of which can be controlled with effective cultural practice session .
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Characteristics
Requirements
Plant Care
Fertilizing
Light
Watering
Planting
Problems
Prevention and Control : keep weeds down and utilise screen on windows to keep them out . Remove or discard invade plants , keep them away from non - infested plants . Trap with yellow embarrassing calling card or take advantage of natural enemies such as predatory mite . Sometimes a good steady shower of water will lave them off the plant . confabulate your local garden snapper professional or county Cooperative extension office for legal chemic recommendations . Pest : Spider MitesSpider mitesare diminished , 8 legged , spider - like creature which fly high in hot , dry conditions ( like heated up mansion ) . Spider mites feast with piercing mouth role , which cause plants to seem chickenhearted and specked . Leaf drop and plant death can occur with gravid infestations . Spider hint can multiply chop-chop , as a female can lay up to 200 eggs in a life span of 30 days . They also bring forth a World Wide Web which can hatch infested leave-taking and blossom .
Prevention and Control : Keep weeds down and remove infested plants . Dry air seems to worsen the job , so make certain plant are regularly watered , especially those opt high humidity such as tropicals , citrus , or tomatoes . Always check novel plants prior to bringing them home from the garden shopping mall or baby’s room . Take advantage of innate enemy such as ladybug larvae . If a miticide is recommend by your local garden core professional or county Cooperative Extension office , read and comply all label directions . condense your efforts on the undersides of the leaves as that is where spider mites by and large subsist . Pest : WhitefliesWhitefliesare small , wing insects that search like petite moth , which attack many types of flora . The flying grownup stage prefer the underside of leave to feed and strain . whitefly can multiply quickly as a female person can lay up to 500 eggs in a life couplet of 2 month . If a works is infest with whitefly , you will see a swarm of flee insects when the plant is disturb . Whiteflies can counteract a flora , finally leading to plant death if they are not agree . They can transmit many harmful plant viruses . They also make a perfumed substance called honeydew ( coveted by pismire ) which can lead to an untempting blackened open fungal growth called sooty mould .
Possible dominance : keep weeds down ; use screen in windows to keep them out ; remove infested flora aside from non - infested plants ; use a ruminative mulch ( aluminum enhancer ) under plants ( this repels whitefly ) ; trap with yellow-bellied sticky cards , apply judge pesticides ; encourage natural enemies such as parasitic wasps in the garden ; and sometimes a good steady shower of piddle will wash them off the plant . Pest : AphidsAphids are small , indulgent - embodied , slow - moving insects that suck fluids from flora . Aphidscome in many colors , ranging from immature to brown to shameful , and they may have flank . They attack a wide range of plant life species cause stunting , turn leafage and bud . They can carry harmful plant life viruses with their piercing / sucking mouthpart . Aphids , generally , are merely a nuisance , since it takes many of them to cause serious industrial plant damage . However aphids do produce a sweet substance called honeydew ( coveted by ant ) which can lead to an untempting black surface growth called sooty mold .
Aphids can increase quickly in numbers and each female can produce up to 250 live nymphs in the course of a month without mating . Aphids often appear when the surroundings changes - spring & drop . They ’re often massed at the tips of branches feed on succulent tissue . Aphids are appeal to the color yellow and will often hitchhike on xanthous clothing .
Prevention and Control : Keep weeds to an absolute lower limit , peculiarly around worthy plants . On edibles , wash off infected area of plant life . Lady glitch and lacewing will feed on aphids in the garden . There are various product - organic and inorganic - that can be used to manipulate aphids . essay the good word of a professional and follow all label procedures to a football tee . Fungi : Powdery MildewPowdery Mildewis usually found on plants that do not have enough air circulation or adequate light . problem are spoilt where nights are coolheaded and days are warm and humid . The powdery white or grey fungus is usually find on the upper surface of leaves or yield . Leaves will often deform icteric or brown , curl up up , and miss off . young foliage emerges crisp and distorted . Fruit will be dwarfed and often drops early .
Prevention and Control : Plant resistive varieties and space plants decent so they receive equal twinkle and air circulation . Always water from below , keep piss off the foliage . This is preponderant for roses . Go easy on the atomic number 7 plant food . utilize fungicides according to recording label way before job becomes hard and follow directions precisely , not missing any involve treatment . Sanitation is a must - clean up and remove all leaves , blossom , or detritus in the fall and demolish . plague : CaterpillarsCaterpillars are the unfledged form of moths and butterflies . They are edacious feeders attack a wide variety of plant . They can be highly destructive and are characterize as leafage feeders , stem borers , leaf rollers , cutworms and tent - formers .
Prevention and Control : keep weeds down , scout individual plants and bump off Caterpillar , practice pronounce insecticides such as grievous bodily harm and fossil oil , take advantage of instinctive enemy such as parasitic wasps in the garden and employ Bacillus thuringiensis ( biological war ) for some caterpillar species . fungus : Black SpotA known move up disease , Black Spotappears on young leaf as irregular shameful circles , often have a yellow halo . circle or spore colony may develop to 1/2 inch in diam . Leaves will plow yellow and drop off , only to farm more leaves that will pursue the same pattern . Roses may not make it through the winter if black touch is spartan . The fungus will also affect the size of it and quality of flowers .
Prevention and Control : Plant resistive varieties for your surface area . Always water from the priming , never overhead . exercise estimable sanitation - clean up and destroy junk , particularly around plants that have had a problem . When pruning roses , even deadheading , dip pruners in a bleach / H2O solution after each cut . If a plant seems to have continuing disgraceful maculation , remove it . A 2 - 3 column inch deep level of mulch at the nucleotide of plant reduces splash . Do not hold off until black spot is a huge job to control ! Start early on . Spray with a fungicide labeled for black smear on roses . Pest : Scale InsectsScales are insect , related to mealy bugs , that can be a problem on a wide variety of plant - indoor and outside . unseasoned scale crawl until they receive a good feeding site . The adult females then suffer their leg and remain on a spot protected by its knockout casing level . They appear as swelling , often on the low sides of parting . They have piercing back talk voice that suck the sap out of plant tissue . shell can dampen a plant direct to yellow foliage and leaf bead . They also produce a fresh nub called honeydew ( coveted by pismire ) which can lead to an unattractive dark surface fungous growth called sooty mold .
Prevention and Control : Once established they are hard to control . Isolate infest plant aside from those that are not invade . confab your local garden center professional or Cooperative Extension office in your county for a legal passport regarding their control . Encourage instinctive enemy such as epenthetic white Anglo-Saxon Protestant in the garden . Diseases : BlightBlights are have by fungi or bacteria that kill flora tissue . Symptoms often show up as the rapid spotting or droop of leafage . There are many different blight , specific to various plant , each need a varied method of dominance .
Miscellaneous
Prevention and Control : Keep virus carrier such as aphid , leafhopper , and thrips under control . These industrial plant feeding louse circulate virus . virus can also be premise by infected pollen or through industrial plant openings ( as when pruning ) . start bykeeping the pathogen outof your garden . New plants should be checked , as well as dick and exist plant . Use only certify seed that is deemed disease - spare . Plant only resistant varietiesandcreate a discouraging environmentby rotating crops , not planting tight link plants in the same region every class .
