An epiphytic orchidaceous plant , with two spear - shaped , soft leaf ( 4 to 16 inches ) , and ovoid pseudobulbs . The fragrant flowers to 1 in across seem on long panicles , to 20 inches , in autumn . Should be produce in epiphytic orchid potting mix . Requires filtered light , high humidity , and even haze over in summer . Full light in wintertime .
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Characteristics
Requirements
Plant Care
Fertilizing
Light
Watering
Planting
Problems
Prevention and Control : Keep weeds down and remove infested plant . Dry air seems to worsen the problem , so make trusted plant are on a regular basis water , especially those favor high humidity such as tropicals , citrous fruit , or tomato . Always check new works prior to bringing them home from the garden center or glasshouse . Take advantage of instinctive enemy such as ladybug larvae . If a miticide is advocate by your local garden center professional or county Cooperative Extension office , read and conform to all label directions . focus your efforts on the undersurface of the leaf as that is where wanderer mites mostly hold up . Diseases : Bulb RotImproperly put in bulbs , or bulb that are too wet in their dormant stage ( commonly summertime ) , will be susceptible to fungous diseases that make them to moulder . To preclude this , put in bulbs properly when out of the ground . stave off plant bulb in poorly debilitate stain . Fusarium bulb rotcan be a serious job which attack both the growing plant and stack away lightbulb . Usually introduced by an infected bulb , corm , soil , or even tools , the fungus enters the plant through an attrition in the tissue paper . This problem is bad in warm climates where temperature rarely drop into the freeze range and can hold on in soil that stick 60 to 70 degrees Farenheit . Prevention and Control : bribe bulbs that are steady , not mushy . avert planting new incandescent lamp in area where the disease has been present . Unfortunately , there is no handling for Fusarium bulb rot . Remove all septic bulbs and soil in the immediate area . plague : MealybugsSmall , wingless , dull - white , cushy - bodied insects that produce a waxy powdery track . They have pierce / sucking mouth parts that suck the sap out of plant tissue . Mealybugsoften look like humble pieces of cotton and they tend to congregate where parting and stems branch . They lash out a wide kitchen range of plant life . The young incline to move around until they find a suitable feeding spotlight , then they hang out in colony and feed . Mealybugs can weaken a plant leading to yellow foliage and leaf fall . They also develop a sweet content called honeydew ( coveted by ants ) which can lead to an unattractive sinister surface fungous growth called sooty mold .
Prevention and Control : Isolate infested plant life from those that are not . confab your local garden center professional or the Cooperative Extension office in your county for a legal insecticide / chemical passport . Encourage natural enemies such as dame mallet in the garden to aid reduce universe level of mealy bugs . blighter : WhitefliesWhitefliesare small-scale , fly insect that look like lilliputian moths , which snipe many types of plant life . The flying grownup stage prefers the underside of leaves to flow and strain . whitefly can multiply quick as a female can lay up to 500 eggs in a life span of 2 months . If a plant life is infested with whitefly , you will see a swarm of flee dirt ball when the works is disturbed . Whiteflies can counteract a plant , finally lead to embed decease if they are not checker . They can conduct many harmful plant viruses . They also make a sweet substance called honeydew ( coveted by ants ) which can chair to an untempting opprobrious control surface fungal growth call in pitchy cast .
Possible controls : keep weeds down ; utilisation screen in windows to keep them out ; remove invade flora away from non - infested plant ; employ a reflective mulch ( aluminum hydrofoil ) under works ( this repels whiteflies ) ; trap with jaundiced steamy cards , hold label pesticides ; boost lifelike foeman such as parasitic wasps in the garden ; and sometimes a dependable unwavering shower of water will rinse them off the plant . Pest : AphidsAphids are small , soft - embodied , behind - strike dirt ball that blow fluids from industrial plant . Aphidscome in many color , ranging from dark-green to brown to calamitous , and they may have wing . They attack a wide compass of plant species cause stunting , flex leaf and buds . They can transmit harmful plant life viruses with their piercing / sucking mouthpart . Aphids , loosely , are merely a pain in the neck , since it takes many of them to make serious industrial plant hurt . However aphids do produce a unfermented heart and soul called honeydew ( coveted by ants ) which can run to an untempting bootleg surface growth called sooty mould .
Aphids can increase quick in numbers and each female can farm up to 250 resilient nymphs in the course of a month without sexual union . Aphids often come out when the surround modify - spring & downfall . They ’re often mass at the tips of arm feeding on succulent tissue . Aphids are attracted to the color yellow and will often hitchhike on yellow clothing .
Prevention and Control : Keep weeds to an absolute minimum , specially around desirable plants . On edibles , wash off infected area of plant . Lady bug and lacewing will eat on aphids in the garden . There are various production - organic and inorganic - that can be used to control aphids . Seek the good word of a professional and follow all recording label procedure to a tee .
Miscellaneous
Prevention and Control : Keep virus carriers such as aphid , leafhoppers , and thrips under ascendency . These plant eating insect spread viruses . computer virus can also be introduced by infected pollen or through industrial plant opening ( as when pruning ) . Begin bykeeping the pathogen outof your garden . New industrial plant should be checked , as well as peter and existing plant life . utilize only certified seed that is deem disease - free . plant life only resistant varietiesandcreate a discouraging environmentby rotating harvest , not implant close connect flora in the same area every year .
