‘ Rose Edouard ’ is an Old Bourbon rose which produces twofold to semi - double , bright pinkish efflorescence on a tallish , lax bush . In world-wide , roses are a tumid radical of flowering shrubs , most with splashy flowers that are single - petalled to fully double petalled . Leaves are typically intermediate to dark green , calendered , and ovate , with delicately toothed edges . Vary in size from 1/2 inch to 6 inches , five petals to more than 30 , and in nearly every semblance . Often the flowers are very fragrant . Most varieties grow on long cane that sometimes wax . Unfortunately , this favorite flora is quite susceptible to a variety of disease and pests , many of which can be controlled with estimable cultural practice .
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Characteristics
Requirements
Plant Care
Fertilizing
Light
Watering
Planting
Problems
Prevention and Control : keep weeds down and habituate screening on windows to keep them out . hit or discard infested plant , keep them away from non - infested plant life . Trap with yellow glutinous cards or take advantage of natural enemies such as predatory mites . Sometimes a good firm exhibitor of pee will wash them off the plant . confab your local garden center professional or county Cooperative university extension office for legal chemical good word . Pest : Spider MitesSpider mitesare small , 8 legged , wanderer - comparable creatures which thrive in hot , dry conditions ( like heated up houses ) . Spider mites fee with pierce mouth parts , which cause plants to come along yellow-bellied and specked . Leaf drop and plant decease can occur with punishing plague . Spider speck can multiply quickly , as a female can lay up to 200 ball in a spirit span of 30 days . They also produce a internet which can extend infested leave and flowers .
Prevention and Control : Keep sens down and remove infested plants . Dry air seems to worsen the trouble , so make certain industrial plant are on a regular basis watered , especially those preferring high humidness such as tropicals , citrus , or tomatoes . Always check unexampled plants prior to lend them home from the garden center or nursery . Take advantage of natural enemy such as ladybug larvae . If a miticide is recommend by your local garden nerve centre professional or county Cooperative Extension office , read and pursue all label directions . condense your efforts on the undersides of the leaf as that is where spider touch mostly live . Pest : WhitefliesWhitefliesare small , winged insects that look like tiny moths , which assault many types of plants . The fly grownup stage prefer the bottom of leave-taking to bung and breed . Whiteflies can procreate apace as a female person can lay up to 500 eggs in a spirit twain of 2 month . If a plant is infested with whiteflies , you will see a swarm of fleeing insects when the flora is disturbed . whitefly can weaken a plant life , finally lead to plant death if they are not checked . They can transmit many harmful plant viruses . They also produce a cherubic substance called honeydew ( covet by ants ) which can lead to an untempting black surface fungous ontogenesis called sooty mould .
Possible control : keep weeds down ; function screening in windowpane to keep them out ; hit infested plants by from non - infested works ; apply a reflective mulch ( aluminum enhancer ) under plants ( this repels whiteflies ) ; ambuscade with yellow glutinous cards , apply labeled pesticide ; encourage natural enemies such as leechlike wasps in the garden ; and sometimes a good steady cascade of water will launder them off the works . Pest : AphidsAphids are low , soft - bodied , slow - moving louse that go down on fluid from plants . Aphidscome in many colours , pasture from immature to John Brown to black , and they may have wings . They assault a wide range of plant species get stunting , change shape leaves and buds . They can transmit harmful plant viruses with their piercing / give suck mouthpart . Aphids , generally , are merely a pain , since it take many of them to cause serious works impairment . However aphids do produce a sweet centre call honeydew ( coveted by emmet ) which can pass to an untempting mordant surface growth called sooty mold .
Aphids can increase cursorily in phone number and each female person can create up to 250 live nymphs in the course of a month without mating . Aphids often appear when the environment changes - saltation & fall . They ’re often massed at the tips of branches feeding on succulent tissue paper . Aphids are attracted to the color yellowness and will often hitchhike on yellow clothing .
Prevention and Control : Keep weeds to an out-and-out lower limit , especially around desirable industrial plant . On edibles , wash off infected area of plant . Lady bugs and lacewings will feed in on aphids in the garden . There are various products - constituent and inorganic - that can be used to control aphids . Seek the recommendation of a professional and follow all label procedures to a tee . Fungi : Powdery MildewPowdery Mildewis usually find on plants that do not have enough air circulation or adequate light . Problems are worse where nights are cool and days are affectionate and humid . The powdery white-hot or gray fungus is usually establish on the upper surface of leaves or fruit . Leaves will often turn yellow or brown , curl up , and drop off . unexampled foliage emerges crinkled and distorted . Fruit will be dwarf and often drop off ahead of time .
Prevention and Control : Plant resistant varieties and outer space industrial plant in good order so they receive adequate light and melodic line circulation . Always water from below , keep urine off the foliation . This is paramount for roses . Go easy on the nitrogen fertilizer . implement antifungal according to label instruction before problem becomes severe and follow directions exactly , not pretermit any required treatments . Sanitation is a must - clean up and take out all leave , flowers , or debris in the fall and ruin . pesterer : CaterpillarsCaterpillars are the green form of moths and butterflies . They are voracious feeders round a wide sort of plants . They can be extremely destructive and are characterize as leaf feeders , stem stone drill , foliage rollers , cutworms and tent - former .
Prevention and Control : keep pot down , scout individual plants and remove Caterpillar , apply labeled insecticides such as soaps and rock oil , take advantage of natural foe such as parasitical wasps in the garden and use Bacillus thuringiensis ( biological war ) for some caterpillar species . Fungi : Black SpotA get it on arise disease , Black Spotappears on untested leaves as irregular black round , often get a lily-livered doughnut . Circles or spore colonies may grow to 1/2 inch in diam . leave will twist yellow and throw off , only to produce more leaves that will follow the same traffic pattern . Roses may not make it through the winter if black speckle is severe . The fungus will also bear upon the size of it and quality of flower .
Prevention and Control : Plant resistant variety show for your area . Always water from the ground , never overhead . Practice good sanitization - sportsmanlike up and demolish debris , especially around plants that have had a problem . When pruning rose , even deadheading , pickpocket pruners in a bleach / water solution after each cut . If a industrial plant seems to have chronic black spot , take away it . A 2 - 3 column inch chummy layer of mulch at the pedestal of works abridge squelch . Do not wait until inglorious spot is a immense problem to control ! Start too soon . Spray with a fungicide label for black maculation on rose . disease : BlightBlights are do by fungi or bacterium that kill plant life tissue paper . Symptoms often show up as the speedy spotting or wilting of foliage . There are many unlike blight , specific to various industrial plant , each requiring a varied method acting of controller .
Miscellaneous
In milder climates , this mental process is not necessary , but a good layer of mulch and continued tearing up to ice and periodically through winter is a full melodic theme . The skillful time to prune no matter where you live is at the remainder of the dormant time of year , when bud are beginning to tumefy . Glossary : VirusesViruses , which are low than bacterium , are not living and do not replicate on their own . They must bank on the cellular mechanisms of their legion to replicate . Because this greatly cut off the cell ’s functionality , outward-bound signs of a viral infection outcome in a plant disease with symptom such as unnatural or stunted growth , damage fruit , discolorations or spots .
Prevention and Control : Keep virus carriers such as aphids , leafhopper , and thrips under control . These plant feeding insects spread virus . Viruses can also be usher in by infected pollen or through industrial plant openings ( as when pruning ) . Begin bykeeping the pathogen outof your garden . unexampled plant should be checked , as well as tools and exist plants . apply only certified seed that is deem disease - free . Plant only resistant varietiesandcreate a discouraging environmentby rotate crops , not planting closely related plants in the same orbit every year .
