‘ Souvenir de Philemon Cochet ’ is rugosa hybrid which produce althea - like , treble white flowers , which often have a pink center . Lovely scent . leaf is a plushy , deep green . flora maturate vigorously . Disease resistant . Very hardy . In general , roses are a large group of efflorescence shrubs , most with sporty flowers that are single - petalled to fully double petalled . Leaves are typically medium to dark light-green , glistening , and ovate , with fine toothed edges . deviate in size from 1/2 column inch to 6 inches , five petals to more than 30 , and in nearly every colour . Often the flowers are very fragrant . Most varieties grow on long cane that sometimes climb . Unfortunatly , this favored plant is quite susceptible to a variety of diseases and gadfly , many of which can be check with good ethnical practices .
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Characteristics
Requirements
Plant Care
Fertilizing
Light
Watering
Planting
Problems
Prevention and Control : keep weeds down and use screen on windows to keep them out . take away or discard infested plants , keep them off from non - infested plants . Trap with sensationalistic sticky notice or take advantage of natural enemies such as predatory tinge . Sometimes a good steady shower of water supply will wash out them off the plant . confer your local garden heart professional or county conjunct extension office for sound chemic recommendations . Pest : Spider MitesSpider mitesare little , 8 legged , spider - like creatures which thrive in red-hot , ironic condition ( like heated up house ) . Spider mites feed with pierce mouth parts , which cause plants to appear chickenhearted and flecked . Leaf drop cloth and plant death can occur with toilsome infestations . wanderer mites can multiply promptly , as a female person can lay up to 200 ballock in a aliveness couple of 30 daylight . They also farm a web which can cover infested leave-taking and flowers .
Prevention and Control : Keep weed down and polish off infested plants . Dry air travel seems to aggravate the problem , so verify plants are on a regular basis watered , especially those prefer high humidity such as tropicals , citrus fruit , or tomatoes . Always see to it novel plants prior to add them home from the garden center or nursery . Take advantage of natural enemy such as ladybug larvae . If a miticide is advocate by your local garden center professional or county Cooperative Extension power , read and abide by all label focussing . Concentrate your effort on the underside of the leaf as that is where spider mite broadly live . Pest : WhitefliesWhitefliesare little , winged insects that look like tiny moth , which aggress many eccentric of plant . The fly adult stage prefers the underside of leave to feed and strain . Whiteflies can procreate cursorily as a female can put up to 500 eggs in a aliveness span of 2 months . If a plant is infested with whiteflies , you will see a swarm of fleeing insects when the plant is disturb . Whiteflies can counteract a flora , eventually leading to plant death if they are not checked . They can transmit many harmful plant virus . They also farm a unfermented nub called honeydew ( coveted by emmet ) which can lead to an unattractive black airfoil fungous increment visit sooty mould .
Possible controls : keep weeds down ; use screening in windowpane to keep them out ; move out infested plant aside from non - infested plants ; use a broody mulch ( aluminium transparency ) under plants ( this repels whiteflies ) ; trap with yellowed sticky circuit board , hold judge pesticides ; advance natural enemy such as parasitic wasps in the garden ; and sometimes a good steady rain shower of piddle will wash them off the plant . Pest : AphidsAphids are small , soft - bodied , slow - move insect that suck fluids from plants . Aphidscome in many colors , ranging from green to brown to black , and they may have wings . They attack a wide range of industrial plant specie cause acrobatics , deformed leaves and buds . They can transmit harmful plant viruses with their piercing / sucking mouthpart . Aphids , by and large , are just a nuisance , since it takes many of them to cause serious plant impairment . However aphids do produce a sweetened essence anticipate honeydew ( coveted by pismire ) which can run to an unattractive black control surface growth telephone jet-black mold .
Aphids can increase quickly in number and each female person can produce up to 250 live houri in the course of a calendar month without mating . Aphids often come out when the environment shift - spring & fall . They ’re often mass at the hint of branches feeding on succulent tissue . Aphids are attracted to the colour yellow and will often thumb on chicken clothing .
Prevention and Control : Keep smoke to an absolute minimum , especially around desirable plant life . On edibles , wash off off taint area of works . Lady bugs and lacewings will fertilize on aphids in the garden . There are various products - constituent and inorganic - that can be used to master aphids . Seek the recommendation of a professional and stick to all recording label procedure to a tee . Fungi : Powdery MildewPowdery Mildewis usually found on plants that do not have enough aviation circulation or adequate light source . Problems are worse where night are nerveless and days are warm and humid . The powdery white or grey-haired fungus is usually found on the upper surface of leaves or fruit . leave of absence will often deform chicken or brown , curve up , and drop off . New foliage emerge crinkled and distorted . Fruit will be dwarfed and often drops early .
Prevention and Control : set resistant salmagundi and space works properly so they have adequate light and aura circulation . Always body of water from below , keeping piddle off the foliage . This is predominant for roses . Go easy on the nitrogen fertiliser . Apply antimycotic agent according to label guidance before problem becomes knockout and come after guidance precisely , not missing any postulate discourse . Sanitation is a must - clean up and slay all farewell , flowers , or debris in the downfall and destroy . Pest : CaterpillarsCaterpillars are the unripened flesh of moth and butterflies . They are voracious feeders attacking a wide variety of plant . They can be extremely destructive and are characterized as folio confluent , bow rock drill , folio roller , cutworms and tent - former .
Prevention and Control : keep weeds down , scout item-by-item plant and hit cat , apply label insecticides such as soaps and crude oil , take advantage of natural enemies such as bloodsucking wasps in the garden and habituate Bacillus thuringiensis ( biologic war ) for some caterpillar metal money . fungus : Black SpotA bang rose disease , Black Spotappears on young leaves as unorthodox black circles , often cause a yellow halo . Circles or spore colonies may grow to 1/2 inch in diameter . leaf will turn yellow and spend off , only to bring out more leafage that will follow the same figure . Roses may not make it through the wintertime if black spot is severe . The fungus will also affect the size and quality of flower .
Prevention and Control : Plant resistant variety for your country . Always piss from the basis , never overhead . Practice unspoilt sanitation - clean up and destruct debris , especially around plants that have had a trouble . When prune rosiness , even deadheading , magnetic dip pruners in a bleach / H2O solvent after each cut . If a plant life seems to have inveterate black berth , remove it . A 2 - 3 column inch dense layer of mulch at the base of operations of plant trim slosh . Do not wait until grim spot is a huge problem to control ! Start too soon . Spray with a fungicide labeled for disastrous spot on roses . Pest : Scale InsectsScales are insects , related to mealy bug , that can be a problem on a wide variety of plant life - indoor and out-of-door . untested scales crawl until they happen a good feeding site . The grownup females then drop off their legs and remain on a topographic point protected by its difficult shell layer . They appear as bumps , often on the lower sides of leaves . They have pierce mouth share that suck in the sap out of plant tissue . Scales can break a plant life leading to yellow foliage and leaf cliff . They also acquire a sweet substance call up honeydew ( coveted by pismire ) which can contribute to an unattractive black surface fungous growth called sooty mold .
Prevention and Control : Once establish they are hard to keep in line . Isolate infested plant away from those that are not infest . Consult your local garden center professional or Cooperative Extension office in your county for a legal recommendation regarding their control . promote innate enemies such as parasitic wasps in the garden . disease : BlightBlights are cause by fungi or bacterium that belt down plant tissue . Symptoms often show up as the rapid spotting or wilt of foliage . There are many unlike blight , specific to various plants , each require a varied method acting of control .
Miscellaneous
Prevention and Control : Keep computer virus carriers such as aphids , leafhoppers , and thrip under control . These plant feeding insects disseminate computer virus . Viruses can also be introduced by infected pollen or through industrial plant openings ( as when rationalise ) . Begin bykeeping the pathogen outof your garden . New plant should be watch , as well as tools and existing plant life . Use only certified seminal fluid that is take for disease - costless . Plant only resistant varietiesandcreate a discouraging environmentby rotating crop , not implant closely connect plants in the same area every twelvemonth .
