Phyllocnistis citrella has been rarely seen in the UK, this
is because of interception at points of entry to the UK.
Chris Malumphy (Pest and Disease Identification
Central Science Laboratory) said that 'Phyllocnistis
citrella is a non-indigenous plant pest and if you found
live individuals, I would have contacted the Plant
and Seeds Inspectorate (PHSI) in order to assess the situation.
as all the mines were vacated (which Andy found), it is not
necessary in this case.
citrella mines are relatively common on citrus plants
imported from the Mediterranean and citrus leaves imported from
For example, the PHSI have detected P. citrella leaf mines on
separate occasions in England and Wales since 1996. It appears
been first recorded in England on Citrus hystrix leaves imported
from Thailand in 1991.
have occasionally been found on fruit (Marmara species also
mine fruit). The Plant Health
Seed Inspectorate have found the majority of the Citrus hystrix
at Airports (the import of citrus leaves from outside the EU
prohibited); Most of the samples imported from the Mediterranean
found on growing plants at nurseries and garden centres.'
kindly supplied full data on
the occurence of this miner in England and Wales since it's
discovery in 1991.