These thick , rosetted , evergreen perennials , grow as indoor flora , can be tricky and may require some special attention . Heart - shaped leaves ( to 2″ ) are non-white gullible and pubescent . blossom are delicate and seem quite fragile . heyday of ‘ Zoja ’ are single to semi - double , great , purplish - blue angel with white margin , and unretentive , outstanding , bright yellow stamens . efflorescence can reach up to 2″ across . mature 6″-8″ wide . Needs some bright collateral light to flower , but otherwise take tax shelter from light . It is a common misconception that these plants must be irrigate from below : water system on the leaves causes splotches . Not necessarily true . Plants may be watered from above if water is at elbow room temperature . Excessively moth-eaten or affectionate water can be damaging to the plant . If industrial plant is watered from the bottom , do not leave it standing in urine for an extended catamenia of time .
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Characteristics
Requirements
Plant Care
Fertilizing
Light
Watering
Planting
Indoor plants require to be transplanted into a larger container periodically , or they become pot / radical - tie up and their increase is retarded . irrigate the plant well before starting , so the dirt will hold the etymon orchis together when you take away it from the pot . If you have trouble getting the plant out of the pot , test run a blade around the edge of the pot , and lightly whacking the sides to loosen the filth .
Always expend unfermented soil when transplanting your indoor plant . fill up around the plant gently with soil , being careful not to pack too tightly – you need air to be able to get to the roots . After the industrial plant is in the new pot , do n’t feed mightily off … this will advance the roots to fill in their new habitation .
The size pot you choose is of import too . Select one that is not more than about 1 inch greater in diam . Remember , many plants prefer being reasonably pot tie down . Always start with a clean pot!How - to : RepotNow is the ripe time to repot .
Problems
Prevention and Control : keep weeds down and apply screening on windows to keep them out . slay or discard infested works , keep them away from non - infested plant . Trap with yellow sticky notice or take advantage of natural enemies such as predatory hint . Sometimes a dear firm shower of weewee will lap them off the works . Consult your local garden center professional or county Cooperative extension billet for legal chemical recommendations . Pest : Spider MitesSpider mitesare small-scale , 8 legged , wanderer - like creature which flourish in hot , dry weather condition ( like heated houses ) . Spider mites feed with pierce mouthpiece parts , which stimulate plants to come out yellow and stippled . Leaf drop and plant death can fall out with heavy infestation . Spider mites can manifold quickly , as a female can lie up to 200 egg in a life span of 30 day . They also produce a web which can traverse infested leave and flower .
Prevention and Control : Keep Mary Jane down and murder infested plants . ironical air seems to worsen the job , so verify plant are regularly irrigate , especially those preferring mellow humidity such as tropicals , citrus tree , or Lycopersicon esculentum . Always check new plants prior to bringing them home from the garden center or nursery . Take advantage of natural enemies such as ladybug larvae . If a miticide is recommend by your local garden center professional or county Cooperative Extension office , read and follow all label focusing . Concentrate your endeavor on the undersides of the leaves as that is where spider mites broadly go . Pest : MealybugsSmall , wingless , dull - white , soft - bodied insect that produce a waxy powdery covering . They have piercing / sucking mouth parts that suck the sap out of plant tissue . Mealybugsoften look like small pieces of cotton and they run to congregate where leave-taking and stem branch . They assault a extensive range of plants . The unseasoned lean to move around until they find a worthy eating spot , then they hang out in colonies and provender . mealybug can weaken a plant take to yellow leaf and leaf drop . They also produce a sweet substance called honeydew ( covet by ants ) which can result to an untempting black airfoil fungous growth called jet mold .
Aphids can increase apace in turn and each female can bring out up to 250 unrecorded nymphs in the course of a month without conjugation . Aphids often appear when the environment changes - spring & evenfall . They ’re often massed at the tips of branches feed on lush tissue . Aphids are attract to the color yellow and will often hitchhike on yellow clothing .
Prevention and Control : Keep weed to an absolute minimum , especially around desirable works . On eatable , dampen off infect orbit of plant life . Lady bug and lacewings will feed on aphids in the garden . There are various product - organic and inorganic - that can be used to command aphid . Seek the recommendation of a professional and follow all label procedures to a tee . Fungi : Powdery MildewPowdery Mildewis usually found on plants that do not have enough air circulation or adequate light . problem are bad where nights are cool and day are warm and humid . The powdery white or gray fungus is usually found on the upper surface of farewell or fruit . Leaves will often turn yellow or brown , curl up , and drop off . young foliation emerges crease and deformed . Fruit will be overshadow and often drops early .
Prevention and Control : Plant resistant varieties and space works decently so they receive adequate light and air circulation . Always water from below , keeping water off the foliation . This is preponderating for rose . Go slowly on the nitrogen plant food . hold antifungal agent consort to recording label directions before job becomes severe and follow directions incisively , not miss any necessitate treatments . Sanitation is a must - cleanse up and get rid of all leaves , peak , or debris in the fall and destroy .
