Abies firma is one of the evergreen Nipponese firs , that under ideal conditions may reach 150 foot , but under cultivation , 40 to 50 foot is more common . The needles are 1 1/2 inches foresightful , broadest at the middle , dark green above , light green below . Differ from most evergreeen conifers in displaying heat permissiveness ; they have been cultivated successfully in Mobile , Alabama and Athens , Georgia . They are find in both moist and dry site in Japan . The strobile are 3 1/2 to 5 inches long , 2 inch wide and dull brown . precede in 1861 .
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Characteristics
Requirements
Plant Care
Fertilizing
Light
Pinching is take out the root word tips of a young plant to promote branching . Doing this avoids the need for more severe pruning later on .
Thinning call for removing whole branches back to the trunk . This may be done to unfold up the DoI of a plant to allow more light source in and to increase line circulation that can cut down on plant disease . The good way to begin thinning is to begin by remove dead or diseased wood .
Shearing is leveling the surface of a shrub using manus or electric shear . This is done to assert the desired shape of a hedge or topiary .
Rejuvenating is remotion of erstwhile branches or the overall decrease of the size of a shrub to restitute its original flesh and size of it . It is recommended that you do not remove more than one third of a plant at a time . retrieve to remove branches from the inside of the works as well as the outside . When rejuvenating plants with canes , such as nandina , cut back canes at various height so that flora will have a more natural look .
Watering
Planting
If container - grow , lay the tree on its side and take away the container . relax the roots around the edge without break up the root ball too much . Position tree in center of hole so that the best side confront forward . You are ready to start filling in with soil .
If set a balled and burlaped tree diagram , put it in hole so that the best side faces forrader . loosen or remove nails from gunny at top of ball and pull burlap back , so it does not stick out of hole when soil is replace . semisynthetic gunny should be removed as it will not decompose like instinctive burlap . enceinte trees often come in wire baskets . Plant as you would a b&b industrial plant , but cut as much of the conducting wire away as potential without actually removing the basket . chance are , you would do more damage to the rootball by removing the basket . only cut away conducting wire to impart several tumid openings for roots .
Fill both mess with soil the same direction . Never remedy with less than half original territory . Recent studies show that if your land is loose enough , you are better off adding small or no stain amendments .
make a water mob around the outer boundary of the hole . Not only will this conseve water supply , but will channelize wet to perimeter root word , encouraging outer growth . Once tree is established , water doughnut may be leveled . Studies show that mulch trees grow faster than those unmulched , so add together a 3 " " level of pinestraw , compost , or pulverized bark over backfilled area . hit any damaged tree branch .
Problems
Prevention and Control : keep sens down , scout individual plants and bump off caterpillars , apply mark insecticides such as soaps and oils , take advantage of natural foe such as epenthetic wasps in the garden and use Bacillus thuringiensis ( biologic warfare ) for some caterpillar species . Pest : Scale InsectsScales are insects , related to mealy bug , that can be a trouble on a wide variety of plant - indoor and outside . Young scale front crawl until they regain a salutary feeding site . The grownup females then recede their legs and remain on a spot protected by its hard shell stratum . They seem as bumps , often on the lower side of leaves . They have piercing lip share that take up the sap out of plant tissue paper . Scales can weaken a flora leading to yellow foliation and leaf drib . They also produce a sweet message ring honeydew ( covet by ants ) which can run to an untempting black surface fungal growth called sooty mould .
Prevention and Control : Once established they are hard to control . Isolate infested plant away from those that are not infested . Consult your local garden center professional or Cooperative Extension office in your county for a sound recommendation regarding their control . boost natural enemy such as epenthetic wasps in the garden . disease : BlightBlights are cause by fungus or bacterium that kill flora tissue . Symptoms often show up as the rapid maculation or wilting of foliage . There are many different blight , specific to various plants , each ask a wide-ranging method of control .
