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Asian Hornet Outbreak

  • Writer: PGM & SON
    PGM & SON
  • Sep 8, 2018
  • 3 min read

Updated: Apr 9

Amidst reports of an Asian hornet outbreak in Cornwall, bee keepers are being asked to be extra vigilant whilst bee inspectors are being deployed to monitor local bee hives. Whilst the Asian hornet isn’t any greater risk to humans than a bee, they pose a serious risk to honey bee populations causing damage to honey bee colonies.


Members of the public are also being asked to be on the look-out for signs of the Asian hornet and to report any sightings to alertnonnative@ceh.ac.uk together with a photo. We’ve seen a rise in calls for pest control for hornets recently although we’ve yet to come across an Asian hornet.


If you have a hornets' nest, or think you’ve spotted an Asian hornet in Herefordshire or Worcestershire call 01981 540088

The 'Asian hornet', scientific name Vespa velutina, is an invasive non-native species from Asia. It first arrived in France in 2014, and has since been spreading rapidly, with the first UK sighting in 2016.


It is a highly effective predator of insects, including honey bees and other beneficial species. It can cause significant losses to colonies, other native species and potentially ecosystems. Isolated Asian hornets nests have previously been spotted in Devon, Somerset and Gloucestershire.


As Gloucestershire is the next county to Herefordshire, we encourage people to be extra vigilant particularly in September which is the peak activity period.


So, what should you be on the look-out for?

Well, the Asian hornet normally can be found high in trees or man-made structures (e.g. sheds), but sometimes closer to the ground (e.g. ceramic plant pots).


As highly aggressive predators, they hunt honey bees and other insects and feed on fruit and flowers. With a glut of blackberries at this time of year it makes for an excellent food source. To spot the Asian hornet, use the comparison below:


The Asian Hornet

  • Queen up to 30mm long

  • Worker up to 25mm long

  • Legs yellow at ends

  • Dark brown / black abdomen with yellow /

  • orange band on 4th segment

  • Head dark from above, orange from front

  • Dark antennae

  • Entirely black velvety thorax

  • Never active at night



The European Hornet

  • Queen up to 35mm long

  • Worker up to 30mm long

  • Legs brown at ends

  • Dark brown / black abdomen with yellow /

  • Yellow abdomen with brown on upper part, not banded

  • Head yellow from above and front

  • Yellow antennae

  • Thorax black with extensive brown markings

  • May be active at night



For more information, please visit: alertnonnative@ceh.ac.uk or http://www.nationalbeeunit.com


Hornet stings can be much more painful than a typical wasp sting due to the levels of venom they carry and, like wasps, they are capable of stinging multiple times. They’re also quite loud – a nest of hornets can sound quite frightening.


Normally, hornets are great for the environment – they are important pollinators and nature’s pest controllers as they feast on aphids, making them a gardener’s best pal.


However, the Asian hornet poses a real threat to honey bees and so speedy action needs to be taken to identify the species of hornet and deal with it correctly.


If you’ve found a hornet’s nest you should call a professional pest controller to give you advice and NEVER APPROACH OR TOUCH OR ATTEMPT TO MOVE A HORNETS NEST YOURSELF.

If you’ve got a hornet nest, and live in Herefordshire or Worcestershire, don’t panic – call PGM & Son Pest Control today on 01981 540088, who will destroy and remove the hornets’ nests for you.


Learn more about hornets and how a professional pest controller deals with a hornet nest removal.


All content published by PGM & Son follows our publishing editorial principles as UK pest control experts, reflecting our commitment to accurate, safe, and professional advice.

This article may be reproduced in full or part with appropriate attribution to PGM & Son Pest Control Services.  For media use or reproduction, please email contact@pgmpestcontrol.co.uk for permission and attribution requirements.

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