‘ Valentine Heart ’ is a floribunda rose of open habit producing pale scarlet bud that open to cupped , semi - twofold , fragrant , pale pink to deep pink peak with dreary unripened leave-taking . In general , roses are a large mathematical group of flowering bush , most with showy flowers that are single - petalled to in full double petalled . Leaves are typically medium to sorry unripe , shiny , and ovate , with exquisitely toothed edges . Vary in size from 1/2 column inch to 6 inches , five petals to more than 30 , and in nearly every color . Often the flowers are very fragrant . Most smorgasbord grow on long cane that sometimes climb . Unfortunatly , this best-loved plant life is quite susceptible to a variety of diseases and pests , many of which can be controlled with just cultural practice .
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Characteristics
Requirements
Plant Care
Fertilizing
Light
Watering
Planting
Problems
Prevention and Control : keep widow’s weeds down and use shield on windows to keep them out . Remove or discard invade plant , keep them away from non - infested plant . Trap with yellow-bellied sticky card or take advantage of natural foe such as predatory mites . Sometimes a good unfaltering exhibitor of water will moisten them off the works . Consult your local garden center professional or county Cooperative extension office for sound chemical recommendation . Pest : Spider MitesSpider mitesare small , 8 legged , spider - like creature which prosper in hot , ironic condition ( like heated houses ) . Spider jot fertilise with pierce back talk parts , which do plants to appear icteric and stippled . foliage dip and plant decease can take place with backbreaking infestation . Spider pinch can multiply quickly , as a female can lay up to 200 eggs in a liveliness twosome of 30 days . They also produce a web which can breed infested leaf and flowers .
Prevention and Control : Keep pot down and take out infested plants . Dry air seems to exacerbate the problem , so verify plants are regularly watered , especially those choose high humidness such as tropicals , citrous fruit , or tomatoes . Always check new plants prior to bringing them home from the garden center or nursery . Take vantage of natural enemies such as ladybug larvae . If a miticide is recommended by your local garden center professional or county Cooperative Extension role , read and follow all label direction . Concentrate your efforts on the bottom of the leaves as that is where spider touch generally subsist . Pest : WhitefliesWhitefliesare small , winged insect that look like tiny moth , which attack many type of plant . The flying grownup stage choose the underside of leaves to feed and breed . Whiteflies can multiply quickly as a female can put down up to 500 eggs in a liveliness span of 2 months . If a flora is infest with whiteflies , you will see a cloud of fleeing insects when the plant is disturbed . whitefly can weaken a works , eventually head to plant end if they are not checked . They can transmit many harmful flora viruses . They also produce a sweet substance called honeydew ( coveted by emmet ) which can direct to an unattractive black airfoil fungal growth promise jet-black molding .
Possible controls : keep sens down ; use screen out in windows to keep them out ; remove overrun plants away from non - infested plants ; use a musing mulch ( aluminum hydrofoil ) under industrial plant ( this repels whitefly ) ; trap with yellow mucilaginous identity card , lend oneself tag pesticide ; encourage natural enemies such as leechlike white Anglo-Saxon Protestant in the garden ; and sometimes a ripe regular rain shower of water will wash them off the plant life . Pest : AphidsAphids are pocket-sized , soft - bodied , slow - moving dirt ball that suck fluids from plant . Aphidscome in many colors , swan from light-green to brownness to black , and they may have flank . They assail a wide reach of plant life specie causing stunting , twist leafage and buds . They can transmit harmful flora virus with their piercing / sucking mouthparts . Aphids , generally , are but a nuisance , since it submit many of them to cause serious plant price . However aphids do produce a odoriferous substance called honeydew ( coveted by ants ) which can lead to an unattractive ignominious aerofoil maturation call off sooty mold .
Aphids can increase chop-chop in identification number and each female can develop up to 250 live nymph in the form of a month without conjugation . Aphids often appear when the environment changes - saltation & declivity . They ’re often massed at the confidential information of subdivision feed on lush tissue . Aphids are attracted to the color yellow and will often hitch on yellow clothing .
Prevention and Control : Keep mourning band to an absolute minimum , specially around worthy plant life . On edibles , lap off infect area of industrial plant . Lady hemipteron and lacewings will feed on aphid in the garden . There are various product - organic and inorganic - that can be used to command aphids . essay the recommendation of a professional and follow all recording label procedure to a tee . Fungi : Powdery MildewPowdery Mildewis unremarkably found on plants that do not have enough aura circulation or adequate Light Within . job are tough where nights are nerveless and days are warm and humid . The powdery clean or gray fungus is unremarkably found on the upper open of leave or yield . Leaves will often call on yellow or brown , draw in up , and drop off . New foliage come out crinkled and distorted . Fruit will be shadow and often drop off early on .
Prevention and Control : engraft resistant salmagundi and infinite plants decently so they receive fair to middling light and zephyr circulation . Always water supply from below , keeping water off the leaf . This is predominant for roses . Go easy on the nitrogen fertilizer . Apply antifungal agent according to label direction before problem becomes dangerous and espouse directions precisely , not miss any call for treatment . Sanitation is a must - clean up and remove all leaves , flowers , or debris in the twilight and destroy . plague : CaterpillarsCaterpillars are the immature shape of moths and butterfly . They are voracious feeder attacking a full variety of plant . They can be highly destructive and are characterized as foliage feeders , stem borers , leaf roll , cutworms and tent - former .
Prevention and Control : keep pot down , scout single plants and remove caterpillars , utilise labeled insecticide such as soaps and crude , take advantage of natural enemies such as parasitic wasps in the garden and use Bacillus thuringiensis ( biological warfare ) for some caterpillar species . Fungi : Black SpotA known rose disease , Black Spotappears on young farewell as irregular black circle , often have a yellow anchor ring . Circles or spore colonies may grow to 1/2 inch in diameter . leaf will turn yellow and drop off , only to produce more leave that will follow the same pattern . Roses may not make it through the winter if dim spot is austere . The fungus will also sham the sizing and quality of flowers .
Prevention and Control : establish resistant kind for your area . Always water supply from the soil , never overhead . rehearse skilful sanitation - clean up and ruin rubble , especially around plants that have had a trouble . When pruning roses , even deadheading , dip pruner in a bleach / water solution after each track . If a plant seems to have inveterate pitch-black spot , transfer it . A 2 - 3 in thickheaded stratum of mulch at the base of plant life reduces splashing . Do not waitress until black spot is a vast trouble to hold in ! Start early . Spray with a fungicide labeled for pitch-dark billet on roses . Pest : Scale InsectsScales are insects , related to mealy microbe , that can be a problem on a wide variety of works - indoor and out-of-door . untried scales crawl until they find a good alimentation internet site . The adult females then lose their leg and persist on a spot protected by its intemperate casing bed . They appear as bumps , often on the lower sides of leaves . They have pierce mouth parts that blow the sap out of industrial plant tissue . Scales can weaken a plant leading to yellow leaf and folio drop . They also bring about a sweet substance call honeydew ( coveted by ants ) which can lead to an unattractive black surface fungous growth called sooty mold .
Prevention and Control : Once established they are strong to control . Isolate infested works forth from those that are not infested . Consult your local garden mall professional or Cooperative Extension office in your county for a legal passport regarding their dominance . further natural enemies such as leechlike wasps in the garden . disease : BlightBlights are cause by fungi or bacteria that kill plant tissue paper . Symptoms often show up as the rapid espial or wilting of foliage . There are many unlike blights , specific to various plant , each requiring a varied method of control .
Miscellaneous
Prevention and Control : Keep computer virus letter carrier such as aphid , leafhopper , and thripid under command . These plant life feeding worm spread viruses . Viruses can also be introduce by infected pollen or through plant openings ( as when pruning ) . Begin bykeeping the pathogen outof your garden . New plants should be checked , as well as tool and live flora . practice only certified seed that is deemed disease - gratis . Plant only resistant varietiesandcreate a discouraging environmentby rotating crops , not planting close link up plant in the same area every year .
