The ice formation is rarely seen as it only grows from a specific fungus on a certain type of bark.

Freezing conditions are set to continue into Saturday - but things will start to warm up by the end of the weekend.

The weather alert service warns the public when high or low temperatures could damage their health.

The Met Office is warning people to remain vigilant and careful as temperatures drop.

The Met Office urges people to leave extra time to make required trips and plan routes carefully.

Higher ground in Somerset is expected to see up to 10cm of snow as drivers are warned to take care.

A warning for snow and ice expires at midday on Wednesday.

The UKHSA warns that there could be a significant impact across health and social care services.