The horse chestnut leaf blotch pathogen overwinters as fruiting bodies in leaves infected during the previous season. In the spring, these fruiting structures release spores into the air.

Horse chestnut trees infested with foliage-damaging leaf miners are not at greater risk from a disease that often kills infected trees, a study shows.

The horse-chestnut has shown to be very sensitive to a variety of pests and diseases. Pertinent pests include the white-marked tussock moth caterpillar and the Japanese beetle, which chews down the ...

The horse-chestnut leaf miner was living on native stands of the horse-chestnut in Greece by 1879 and was already present in the Balkans more than a century before its scientific description, new ...

Attacks of leaf miner don’t kill horse chestnuts (pictured) on their own, but leave them prey to other diseases, among them bleeding canker. Ultimately the tree can die.

Horse chestnut leaf miners were living on natural stands of trees in Greece a century before they were first described by science, a study shows. The discovery was made by researchers who examined ...

Our horse chestnut is about 45 feet tall and has a domed crown, with slightly drooping branches upturned at the ends. The foliage is lush, each leaf compound with five to seven leaflets 4 to 12 ...

The horse chestnut leaf miner moth, which first came to the UK in 2002, and the bleeding canker disease, are affecting Britain’s population of horse chestnut trees, ...

I love big, old trees! Something about them is magical. Each year we plant more trees and care for them. Watching them grow and caring about them is part of a gardener’s existence. Recently, our ...

Horse chestnut trees infested with foliage-damaging leaf miner insects are not at greater risk from a bacterial disease, a study shows. Forest Research scientists carried out the study to examine ...