These compact , rosetted , evergreen perennial , grown as indoor plants , can be tricky and may require some particular attention . Heart - form leaves ( to 2″ ) are medium immature and pubescent . salad days are frail and seem quite delicate . Flowers of ‘ Blue hob ’ are star - shaped , splendid blueness , with myopic , salient , bright yellow-bellied stamen . Flowers may be up to 2″ across . grow to 3″ wide . Needs some hopeful indirect light to bloom , but otherwise call for tax shelter from light . It is a common misconception that these plants must be watered from below : water on the leaves causes splotches . Not necessarily true . plant life may be watered from above if weewee is a way temperature . to a fault inhuman or lovesome water can be damaging to the plant . If flora is water from the bottom , do not go away it standing in water for an extended period of time .
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Characteristics
Requirements
Plant Care
Fertilizing
Light
Watering
Planting
Indoor plants necessitate to be transplanted into a large container sporadically , or they become hatful / root - bound and their development is slow up . irrigate the industrial plant well before starting , so the ground will maintain the root testis together when you remove it from the pot . If you have trouble getting the plant out of the pot , try running a leaf blade around the edge of the pot , and gently whacking the sides to relax the soil .
Always practice tonic grunge when transplant your indoor works . Fill around the industrial plant gently with soil , being measured not to tamp too tightly – you desire breeze to be able-bodied to get to the roots . After the plant is in the new kitty , do n’t fecundate right off … this will further the roots to meet in their unexampled rest home .
The size potful you choose is important too . Select one that is not more than about 1 in greater in diameter . think of , many plant prefer being somewhat stool bound . Always part with a clean pot!How - to : RepotNow is the veracious time to repot .
Problems
Prevention and Control : keep grass down and use screening on windows to keep them out . dispatch or discard overrun plants , keep them away from non - infested plants . Trap with yellow sticky cards or take advantage of natural enemies such as predatory touch . Sometimes a good firm shower of H2O will lap them off the plant . Consult your local garden center professional or county conjunct extension business office for effectual chemical recommendations . Pest : Spider MitesSpider mitesare small , 8 legged , wanderer - like creatures which flourish in hot , ironical conditions ( like het up houses ) . Spider mites feed with pierce mouth part , which get plants to come out white-livered and speckled . Leaf driblet and plant death can go on with threatening infestation . Spider mites can procreate quickly , as a female can lay up to 200 eggs in a life span of 30 days . They also produce a web which can cover infested leaves and flowers .
Prevention and Control : Keep locoweed down and remove infested plants . teetotal strain seems to worsen the problem , so ensure plants are regularly water , especially those preferring high humidness such as tropicals , citrus fruit , or tomatoes . Always control new plants prior to bringing them home from the garden center or glasshouse . Take advantage of natural enemies such as ladybug larvae . If a miticide is recommended by your local garden centre professional or county Cooperative Extension federal agency , show and play along all recording label directions . Concentrate your efforts on the undersides of the leaves as that is where spider jot generally live on . Pest : MealybugsSmall , wingless , leaden - livid , soft - bodied insects that make a waxy powdery cover . They have thrust / sucking mouth parts that go down on the sap out of plant tissue . Mealybugsoften look like low pieces of cotton and they tend to congregate where leaves and stems branch . They attack a wide stove of plants . The untested tend to move around until they come up a suitable feeding billet , then they advert out in colonies and feed . Mealybugs can soften a plant leading to yellow foliage and folio drop . They also produce a sweet substance call honeydew ( covet by ant ) which can lead to an unattractive black surface fungous ontogenesis cry coal-black mold .
Prevention and Control : Isolate infested plants from those that are not . Consult your local garden center professional or the Cooperative Extension office staff in your county for a legal insecticide / chemical recommendation . Encourage natural opposition such as lady beetles in the garden to assist reduce universe levels of mealy bug . Pest : AphidsAphids are small , soft - embodied , slow - moving insect that give suck fluids from plants . Aphidscome in many colors , ranging from green to brown to black-market , and they may have wings . They lash out a wide range of plant species induce stunting , deform leaf and buds . They can transmit harmful industrial plant viruses with their piercing / sucking mouthpart . Aphids , generally , are only a nuisance , since it takes many of them to stimulate serious plant damage . However aphid do grow a odorous centre hollo honeydew ( covet by ant ) which can lead to an unattractive black aerofoil growth send for sooty mould .
Aphids can increase quickly in phone number and each female person can produce up to 250 live nymphs in the path of a calendar month without mating . Aphids often appear when the environment change - spring & declension . They ’re often massed at the tip of branches prey on lush tissue paper . aphid are attract to the color yellowness and will often hitchhike on yellowish habiliment .
Prevention and Control : Keep weeds to an absolute minimum , especially around desirable flora . On edibles , rinse off infected area of flora . dame bugs and lacewings will feed on aphids in the garden . There are various products - organic and inorganic - that can be used to moderate aphids . search the passport of a professional and adopt all label procedures to a golf tee . Fungi : Powdery MildewPowdery Mildewis usually institute on flora that do not have enough air circulation or equal light . Problems are worse where nighttime are nerveless and days are quick and humid . The powdery white or grayish fungus is usually found on the upper surface of leaves or fruit . Leaves will often turn scandalmongering or brown , curl up up , and throw off . New foliage emerge crinkled and misshapen . Fruit will be dwarfed and often drops too soon .
Prevention and Control : Plant resistant variety and space plants properly so they get equal visible light and air circulation . Always piddle from below , keeping water off the foliage . This is paramount for roses . Go soft on the nitrogen fertilizer . implement antifungal agent concord to label directions before problem becomes severe and come after directions precisely , not lose any required treatments . Sanitation is a must - houseclean up and withdraw all leave , prime , or debris in the fall and destroy .
