Sissinghurst castle garden in Kent, England
Main Borders at RHS garden Harlow Carr - looks like beebalm, black-eyed susan, and anise hyssop.
Sarah Raven's kitchen garden
The Lost Gardens of Heligan - Cornwall, England
Edwin Lutyens' garden in Kent - The Salutation
Heligan Gardens in Cornwall. They were lost for almost a century until the present owners found a door in a stone wall and discovered the overgrown gardens. Now restored and offers many great things to see and do.