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The thing is… as soon as someone official says “its not poisonous…” they open themselves up to any number of probably spurious lawsuits hoping for an out of court settlement. There are no recorded cases of London Plane causing poisoning in equids.
Moreover, are plane trees toxic? The answer is a guarded yes – particularly in September, among people with allergies. It’s also likely but unproven that plane tree leaf trichomes cause a range of irritant effects in a wider population and for longer. And there are clearly other allergic causes of symptoms in the inner city as well.
Quick Answer, do London plane trees cause allergies? It found that while 86 percent of the people tested were allergic to something, only about 25 percent were allergic to plane trees. And all those that tested positive for an allergy to London plane trees were also allergic to grass.
Similarly, do London plane trees absorb pollution? They don’t absorb it, but pollution particles do get stuck to the bark and trapped in the hairs on the leaves.
You asked, are London plane trees messy? London plane trees tend to be a somewhat messy, seemingly dropping something every day of the year. In fall, when other deciduous trees are dropping their leaves, the London plane leaves die, but persist on the branches throughout the entire winter. … Sycamore trees have very interesting and attractive, mottled bark.It means the trees are also blamed for causing hay fever and allergic reactions, even though the most common cause of hay fever is grass pollen and there is limited evidence that plane trees cause allergies. However, the fine hairs are renowned for making people cough and for irritating skin.
Is a London plane tree a sycamore tree?
A real city slicker, the London plane is the capital’s most common tree. As a hybrid of American sycamore and Oriental plane, it was first discovered in the 17th century then widely planted in the 18th. The London plane is thought to be a cross between the Oriental plane and the American sycamore.
Do London plane trees smell?
- The American sycamore, Platanus occidentalis, with its distinctive peeling bark, is not well known for its scent, but there are many anecdotal reports from people who find it emits a sweet odor.
What is the difference between London planetree and sycamore?
A sycamore canopy can have a spread of 75 to 100 feet, while the London planetree canopy grows only 65 to 80 feet wide. While both the London planetree and the sycamore feature showy bark, the bark on the London planetree is somewhat duller. … London planetree leaves also have deeper lobes than sycamore leaves.
Is London plane a hardwood?
Though this hardwood has many beautiful aspects, such as color and pattern throughout cut lengths, it is often used in other more basic applications. London plane wood, though not widely available, is a popular choice for plywood, veneer, flooring, and even wood pallets.
Why are there so many plane trees in London?
It was planted en masse at a time when London was black with soot and smoke from the Industrial Revolution and when population expansion forced greater urban planning. Taking a cue from the plane-lined boulevards built in Paris from around 1850, the tree flourished in London due to its hardy characteristics.
Do London plane trees have invasive roots?
There is no tougher tree than the London Plane. It is easy to transplant, grows fast in almost any soil, and can tolerate more root impact than any other tree species. … Its roots are so tough and aggressive, that it can lift sidewalks and curbs, invade sewer pipes, and crack building foundations.
Why do London plane trees shed bark?
According to Richards, there are many theories about why London Planetrees shed their bark: Exfoliating bark can help the tree rid itself of soot and other pollutants that might accumulate over time. … The tree’s photosynthesis may take place in the tree’s cortex, the layer of tissue just below the bark.
How often do London plane trees shed their bark?
Although the mottled look left behind may be of concern to you, this bark “exfoliation” is a year-round, normal, spontaneous occurrence and is beneficial to the health of these long-lasting, resilient trees.
London plane-tree leaves are similar to maple leaves because they are both palmately lobed. However all sycamores, including London plane-trees have alternate branch and leaf arrangement, while all maples have opposite branching. … Sycamores bear round fruit clusters while maples produce winged keys (samaras).
What are plane trees used for?
While plane tree wood isn’t well-suited for outdoor use, it is prized for indoor furniture because of its attractive, lacy appearance. In the early history of the United States, people have been using plane trees for boxes, utensils, paneling, flooring, buckets, butcher blocks, carvings, veneers, and even barber poles.
Where do plane trees originate?
According to the Woodland Trust, the London plane’s parents were the oriental plane and the American plane, which come from two different continents on the opposite sides of the world. It is thought they hybridised naturally in Spain and at some point made their way to Britain in the 17th century.
Is plane tree fruit edible?
IDENTIFICATION: Tall tree resembling a maple with mottled bark, leaves palmate, large, eight inches wide and long or more, with three lobes, glossy green on top, paler underneath. Non-edible fruit, a brown cluster.
How can you tell a sycamore from a London planetree?
Why is it called a London planetree?
London planes are phenomenally sturdy street trees – they’re called “London planes” because they are and were so common throughout London, and while yes this is due to their attractiveness, it’s also because they were able to grow in the soot filled air of 19th century cities, and so became exceedingly popular, …
How fast do London plane trees grow?
The London plane grows into a pyramidal shape in youth, but later rounds and becomes broad with age. The tree grows at a medium to high rate, with an increase of 13 to 24 inches (33 to 61 cm) in height per year2. Its roots are extremely tough, lifting sidewalks and invading sewer pipes3.
Is London plane an Acer?
Comments: Not to be confused with with European Sycamore—which is actually just a species of maple (Acer pseudoplatanus)—London Plane is a hybrid of American Sycamore (Platanus occidentalis) and Oriental Plane (P. orientalis). Related Species: Sycamore (Platanus occidentalis)
What do London plane trees look like?
London Plane tree identification – large maple-like leaves, spherical fruits on ‘strings’ hanging all winter, yellow/brown patchy bark. The bark is unmistakeable, pale yellow/grey patches remain after large darker flakes fall off. The fruit is spherical and similar to the Oriental Plane but larger.
Is plane tree same as sycamore?
plane tree, any of the 10 species of the genus Platanus, the only genus of the family Platanaceae. … The sycamore maple (Acer pseudoplatanus), often called sycamore, plane, or mock plane, is distinct (see maple).
Is a sycamore a maple?
Comments: Sycamore maple is commonly referred to simply as sycamore in Europe, though it is actually a type of maple tree (Acer genus)—and its botanical name A. pseudoplatanus means “false plane.”
Do plane trees make good firewood?
Excellent firewood. Tends to have a very high moisture content when cut, hence the smoulding reputation. Dry it properly and it will burn very well.
