By Ed Chatterton

Workers have begun the "world's toughest gardening job" by using a cherry picker to painstakingly trim the 300-year-old hedges at a historic castle.

Brave gardener Dan Bull will spend the next two months undertaking the mammoth task at Powis Castle in Welshpool, mid Wales.

Dan uses a hydraulic cherry-picker with a pair of electric shears to prune the gigantic 55ft (16m) yew hedge at the National Trust venue.

It will take around eight weeks for the 1 to clip all the topiary ‘tumps’ back into their familiar cloud-like shape and keep them in pristine condition.

Originally planted in the 18th century, the 15,000sq m of formal hedging is considered one of the greatest examples of Baroque garden design in Britain.

Dan said: "The views from the top are incredible.

"The v

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