Solitary wasp for ID

Solitary wasp for ID

Observation - Solitary wasp for ID. Description: Haven't got a clue where to start with IDing this wasp. Any help gratefully received. Photographed during the @GardenBioblitz

Haven't got a clue where to start with IDing this wasp. Any help gratefully received. Photographed during the @GardenBioblitz