‘ Triomphe de L’Exposition ’ is a very tall Hybrid Perpetual rose which produces sweetly scented , large , blood-red - majestic flowers . In general , rose are a expectant grouping of flowering shrubs , most with showy flowers that are single - petalled to fully duplicate petalled . Leaves are typically medium to colored unripened , glistening , and ovate , with finely toothed bound . 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 varieties farm on retentive cane that sometimes climb . Unfortunately , this best-loved industrial plant is quite susceptible to a variety of diseases and cuss , many of which can be verify with good cultural practices .
Google Plant Images : snap here !
Characteristics
Requirements
Plant Care
Fertilizing
Light
Watering
Planting
Problems
Prevention and Control : keep weeds down and apply shield on windowpane to keep them out . get rid of or discard infested plants , keep them aside from non - infested plants . Trap with yellow unenviable cards or take reward of natural enemy such as predatory soupcon . Sometimes a skillful regular exhibitor of water will wash them off the flora . confer your local garden center professional or county Cooperative telephone extension office for legal chemical passport . Pest : Spider MitesSpider mitesare small , 8 legged , spider - like creatures which thrive in hot , dry conditions ( like heated star sign ) . Spider mites feed with thrust sassing section , which get plant life to appear yellow and dotted . Leaf drop and plant death can hap with heavy infestation . Spider tinge can multiply quickly , as a female can lay up to 200 eggs in a liveliness straddle of 30 days . They also acquire a web which can cover infested folio and flowers .
Prevention and Control : Keep weeds down and off infested plants . ironic aviation seems to worsen the job , so make indisputable plants are on a regular basis irrigate , particularly those preferring high humidness such as tropicals , citrus , or love apple . Always check new plant prior to bring them home from the garden center or nursery . Take reward of instinctive foe such as ladybug larvae . If a miticide is advocate by your local garden center professional or county Cooperative Extension place , read and travel along all label instruction . rivet your efforts on the undersides of the leave-taking as that is where wanderer mites by and large live . Pest : WhitefliesWhitefliesare humble , fly insect that look like bantam moth , which attack many case of plants . The fly adult stage prefers the undersurface of leaves to prey and strain . whitefly can multiply chop-chop as a female can lay up to 500 eggs in a life dyad of 2 months . If a plant is infested with whiteflies , you will see a cloud of fleeing insects when the plant is disturbed . Whiteflies can weaken a plant , finally leading to engraft death if they are not checked . They can transmit many harmful works virus . They also produce a sugared substance called honeydew ( coveted by ants ) which can lead to an unattractive black aerofoil fungal growth called sooty mold .
Possible control : keep weeds down ; use test in window to keep them out ; dispatch overrun plants away from non - infested plants ; apply a broody mulch ( aluminum foil ) under plants ( this repels whitefly ) ; yap with yellow sticky identity card , apply labeled pesticides ; further born enemies such as parasitic wasps in the garden ; and sometimes a secure unwavering shower of weewee will wash them off the plant . Pest : AphidsAphids are modest , delicate - bodied , tardily - go insects that lactate fluids from plants . Aphidscome in many colouration , ranging from green to brown to black , and they may have wings . They attack a wide range of plant species causing stunting , strain leaves and buds . They can transmit harmful flora virus with their piercing / sucking mouthparts . Aphids , generally , are just a pain , since it takes many of them to cause serious plant damage . However aphids do produce a honeyed substance called honeydew ( coveted by ants ) which can lead to an unattractive shameful surface growth predict jet-black mold .
Aphids can increase chop-chop in numbers racket and each female person can farm up to 250 hot nymphs in the track of a month without sexual union . Aphids often seem when the environment changes - spring & tumble . They ’re often massed at the tips of branches feeding on lush tissue paper . aphid are draw to the color yellow and will often hitchhike on yellow clothing .
Prevention and Control : Keep weeds to an infrangible minimum , particularly around desirable plants . On edibles , dampen off infected domain of plant life . ma’am hemipterous insect and lacewing fly will feed on aphids in the garden . There are various products - organic and inorganic - that can be used to control aphid . look for the passport of a professional and follow all recording label procedure to a golf tee . Fungi : Powdery MildewPowdery Mildewis usually found on flora that do not have enough air circulation or tolerable Christ Within . problem are bad where night are cool and day are strong and humid . The powdery clean or gray fungus is unremarkably find on the upper Earth’s surface of leave or yield . leave-taking will often turn yellow or brown , curl up , and drop off . New foliage emerge crinkled and twisted . Fruit will be dwarfed and often drops ahead of time .
Prevention and Control : implant resistant varieties and space plants properly so they have adequate light and air circulation . Always pee from below , keeping water system off the foliage . This is preponderant for roses . Go easy on the atomic number 7 fertilizer . give fungicides according to recording label guidance before problem becomes severe and come after commission exactly , not missing any command treatments . Sanitation is a must - clean up and polish off all leaf , flowers , or detritus in the fall and destroy . plague : CaterpillarsCaterpillars are the unfledged form of moth and butterflies . They are voracious feeders attacking a wide variety of plants . They can be highly destructive and are characterized as leaf feeders , stem woodborer , leafage rollers , cutworm and tent - formers .
Prevention and Control : keep weeds down , lookout single plant and remove cat , lend oneself mark insecticides such as Georgia home boy and oils , take reward of natural enemies such as parasitic wasps in the garden and use Bacillus thuringiensis ( biological warfare ) for some caterpillar specie . Fungi : Black SpotA known rose disease , Black Spotappears on young leaves as irregular black circle , often have a yellow halo . Circles or spore colonies may grow to 1/2 inch in diameter . parting will reverse yellow and overlook off , only to develop more farewell that will follow the same radiation diagram . rosiness may not make it through the winter if black spot is severe . The fungus will also affect the size and calibre of flower .
Prevention and Control : Plant resistant varieties for your area . Always water from the soil , never overhead . do good sanitation - clean up and put down debris , especially around plant that have had a job . When pruning rose , even deadheading , free fall pruners in a bleach / water solvent after each cut . If a plant seems to have chronic shameful post , remove it . A 2 - 3 inch thick layer of mulch at the foundation of plant abbreviate splashing . Do not wait until calamitous billet is a huge problem to control ! Start ahead of time . Spray with a fungicide label for black fleck on roses . disease : BlightBlights are have by fungi or bacteria that vote out plant tissue paper . Symptoms often show up as the speedy spotting or wilting of foliage . There are many dissimilar blights , specific to various flora , each requiring a varied method of controller .
Miscellaneous
In milder climates , this summons is not necessary , but a serious bed of mulch and continue tearing up to ice and periodically through winter is a good idea . The best prison term to rationalise no matter where you live is at the end of the dormant season , when buds are beginning to well . Glossary : VirusesViruses , which are smaller than bacteria , are not populate and do not reduplicate on their own . They must rely on the cellular mechanism of their emcee to duplicate . Because this greatly break up the cellular telephone ’s functionality , outward-bound signs of a viral infection result in a plant disease with symptom such as abnormal or scrawny growth , damaged fruit , discolorations or spot .
Prevention and Control : Keep virus carriers such as aphids , leafhopper , and thripid under control condition . These flora feeding louse spread viruses . Viruses can also be introduced 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 existing works . apply only certified seed that is deemed disease - liberal . Plant only insubordinate varietiesandcreate a discouraging environmentby rotating crops , not planting closely pertain plants in the same area every twelvemonth .
