So what's the problem? The horse-chestnut leaf miner, Cameraria ohridella, is a gracillariid moth that was first observed in Macedonia in 1984. It has now invaded most of Europe, where it causes se

The Horse Chestnut Leaf Miner was first observed in Macedonia in northern Greece in the late 1970's, and was described as a new species of the genus Cameraria in 1986. In 1989, it appeared unexpectedl

21 June 2011 Freie Universitaet Berlin Scientists discover ancient caterpillars in herbaria, new facts about origin The horse-chestnut leaf miner was living on native stands of the horse-chestnu

Wingspan c.8 mm. This species was discovered near Macedonia in 1985, and since then has spread rapidly to other countries in Europe. It was first discovered in Britain at Wimbledon in south-west Lo

Horse chestnut leaf-mining moth is a relatively new pest in Britain, but it has spread rapidly across the country since it was first identified by the RHS entomologists in Wimbledon in 2002. It had pr