london plane tree leaf disease

Plane anthracnose. This fungal disease is responsible for the shoot dieback and premature leaf fall that affects London plane trees in some years. Other plane species vary in their susceptibility. Whilst the disease can be unsightly, and the early leaf fall alarming, affected trees usually recover.

Do London plane trees cause allergies?

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.

What is killing the sycamore trees?

The most dangerous of the diseases of sycamore trees is anthracnose, also called leaf and twig blight. It can kill American sycamore, although it does only minor damage to other varieties. This disease can kill twig tips, expanding to buds, new shoots, and leaves.

What is wrong with the sycamore trees?

The culprit is sycamore anthracnose, a fungal disease that causes damage and death of leaves as well as stem cankers. ... The disease cycle is dependent on cool, moist spring weather, so it will run its course by late spring or summer when the average temperatures rise.

How do you care for a London plane tree?

London plane tree is easily transplanted, although care should be taken to ensure that trees are not planted too deeply. London plane prefers deep, rich, moist soils that are well drained. However, this species is able to withstand most soil conditions, including high pH and compaction.

How long do London plane trees live?

The London plane can grow to 35m and live for several hundred years. The bark is olive green to grey, with large scaly plates that peel off to reveal a creamy bark beneath.

Are London plane trees toxic?

Well-Known Member. 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.

How do you secretly kill a sycamore tree?

One way to kill a sycamore stump is by using a stump grinder to grind the stump down to ground level, then digging it out along with the major connecting roots. It is also possible to kill the stump using accelerated decay to rot the stump before removing it.

Should I cut down my sycamore tree?

are large, elegant trees with wide leaves and attractive, exfoliating bark. Unfortunately, these massive trees may also fall prey to disease, pests and their own overwhelming size. If a sycamore in your yard is a diseased eyesore or has overgrown its planting site, your best option may be to remove it.

What is the life expectancy of a sycamore tree?

The sycamore tree is the largest deciduous trees in the Eastern United States. It grows to 30 meters tall and lives nearly 600 years.

Are sycamore leaves poisonous to humans?

The helicopter seeds and the leaves are poisonous, containing the poison Hypoglycin A (HGA) which causes muscle damage. Signs of poisoning are initially generalised with depression and low head carriage but can appear as colic (often still wanting to eat) and muscle weakness along with brown or dark red urine.

What are sycamore trees good for?

It has been used for butcher's blocks, furniture, veneer and interior trim, boxes and crates, flooring, and particle and fiberboard. Conservation: American sycamore is a good planting where a large, fast-growing tree is desired.

Do sycamore trees need a lot of water?

Sycamore trees grow in almost any soil, but they prefer deep, rich soil that is moist but well-drained. Plant container-grown trees any time of year. Water young trees deeply to keep the soil from drying out. ...

Are London plane trees fast growing?

Description: Large deciduous, extremely hardy tree. Grows up to 1 metre per year.

Where does London plane tree grow?

The tree grows in almost any soil – acidic or alkaline, loamy, sandy or clay. It accepts wet or dry soil. Plane tree information suggests that plane trees grow best in full sun, but they also thrive in partial shade.

How big do London plane trees grow?

The London planetree grows to a height of 75–100' and a spread of around 80' at maturity.

What is the most common tree in London?

Believe it or not, the sycamore is the most common species of tree in London, beating what is often wrongly considered the most prevalent, the London plane. Numbering circa 656,000, the species make up 7.79% of the capital's overall tree population.

Is a London plane tree a sycamore tree?

London planetree is a hybrid resulting from a cross between the native sycamore and the non-native Asian planetree. Like sycamore, this is a large tree with beautiful peeling bark.

Is a London plane tree a maple?

The maple-leaved shape of the plane tree is extremely robust and is a popular street tree tolerating exhaust and polluted air in many countries.

Why is it called a plane tree?

Common names for the plane

The common name for the genus is 'plane' in British English, 'sycamore' or 'planetree' in American English. Variations of 'platane', 'platano' are used in much of Europe, names derived from the Greek 'platanos' or 'platus', meaning broad, and referring to the leaves.

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.

Are plane trees protected?

Tighter controls on the import of sweet chestnut and plane trees come into force today throughout England and Scotland as the latest action to guard against tree pests and diseases. ... This new legislation will help keep the UK free from plane canker and chestnut blight.