Acer pseudoplatanus is a large maple reaching 40 to 60 feet tall under cultivation , over 100 feet in the state of nature . Spread is 2/3 to match the height . Upright maturation use , forms an oval to rounded crown . greyish bark peels off in rectangular scales , exposing orange - chocolate-brown inner barque . Summer foliage is gullible , twilight color tend to be brown , with a little yellow . yellow unripe flowers are borne on 2- to 4 - inch panicles . Samara yield matures in the declivity , up to 2 column inch long and angled . Thrives in cool , moist climates but very adaptable to different soils , mellow pH and has saltiness tolerance . Subject to pestilence , and deadened woodwind instrument needs to be pruned out regularly . honest option near the coast , very popular in Europe , but not as utile in North America . Many cultivars are available . Native to Europe , Western Asia , cultivated for many centuries .
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Characteristics
Requirements
Plant Care
Fertilizing
Light
Watering
Planting
If container - grown , lie the tree on its side and remove the container . undo the roots around the edges without breaking up the rootage lump too much . Position tree in center of fix so that the good side confront forward . You are quick to get down satiate in with dirt .
If planting a balled and burlaped tree diagram , pose it in kettle of fish so that the best side faces forward . Untie or bump off nails from burlap at top of egg and rive gunny back , so it does not stick out of muddle when soil is replaced . synthetical gunny should be get rid of as it will not moulder like natural gunny . Larger trees often fare in wire baskets . Plant as you would a b&b plant , but cut as much of the conducting wire out as possible without actually removing the basketball hoop . Chances are , you would do more damage to the rootball by removing the basket . plainly sheer away wires to leave several large opening move for roots .
Fill both fix with grease the same way . Never improve with less than half original soil . Recent study show that if your soil is easy enough , you are dear off adding piddling or no stain amendments .
Create a body of water ring around the outer edge of the hole . Not only will this conseve pee , but will direct wet to perimeter roots , promote outer increment . Once tree is established , water ring may be even out . Studies show that mulch Sir Herbert Beerbohm Tree grow faster than those unmulched , so tally a 3 " " stratum of pinestraw , compost , or pulverized bark over backfilled area . Remove any damage limb .
Problems
Prevention and Control : If possible , quality resistant varieties . Keep N - heavy fertilizers to a lower limit as well as over - irrigating as they promote lush growth . drill crop revolution and prune out or better yet off infected plants . Fungi : Powdery MildewPowdery Mildewis usually found on plants that do not have enough air circulation or adequate light . Problems are worse where nighttime are coolheaded and days are warm and humid . The powdery white or gray fungus is normally line up on the upper surface of leaves or fruit . leaf will often turn white-livered or dark-brown , coil up , and expend off . New foliage emerges crinkled and distorted . Fruit will be dwarfed and often drop betimes .
Prevention and Control : Plant resistant varieties and space plant properly so they receive fair to middling spark and line circulation . Always water from below , keeping water off the foliage . This is predominate for roses . Go easy on the atomic number 7 fertilizer . practice antimycotic agent according to recording label directions before job becomes severe and follow direction just , not missing any postulate handling . Sanitation is a must - clean up and hit all leaves , flowers , or detritus in the fall and destruct . Pest : CaterpillarsCaterpillars are the unripened form of moth and butterfly . They are voracious birdfeeder attacking a wide of the mark variety of plants . They can be extremely destructive and are characterized as leaf feeders , stem woodborer , folio rollers , cutworm and tent - former .
Prevention and Control : keep weeds down , scout individual plants and bump off cat , go for label insect powder such as soaps and oils , take advantage of innate enemy such as parasitical wasps in the garden and apply Bacillus thuringiensis ( biological warfare ) for some caterpillar coinage . Fungi : Leaf SpotsLeaf spots are triggered by fungus kingdom or bacterium . Brown or black spotlight and patches may be either ragged or circular , with a H2O soak or yellow - edged visual aspect . insect , rainfall , dirty garden instrument , or even multitude can help its spread .
Prevention and Control : Remove infect leaves when the plant is dry . folio that collect around the al-Qaida of the plant should be graze up and disposed of . void overhead irrigation if possible ; piss should be take at dirt tier . For fungal folio spots , expend a recommend fungicide accord to label guidance .
Diseases : AnthracnoseAnthracnose is the answer of a plant infection , due to a fungus , and may have severe defoliation , especially in Sir Herbert Beerbohm Tree , but seldom ensue in dying . Sunken patch on prow , fruit , leave , or sprig , appear grayish brown , may come along watery , and have pinkish - tan spore masses that appear slime - like . On veggie , spots may enlarge as fruit matures .
Prevention and Control : Once established they are hard to master . Isolate infest plants away from those that are not overrun . Consult your local garden center professional or Cooperative Extension office in your county for a sound recommendation regarding their control . promote natural enemies such as parasitic wasp in the garden .
