He has won a healthy crop of medals and awards including:

• Six RHS Gold Medals, including two Chelsea Gold Medals
• Three RHS Silver Gilt and Two RHS Silver Medals
• Winner of BBC/RHS People’s Choice Award, at Chelsea Flower Show, for 2 consecutive years
• Five times winner of the RHS ‘Best in Show’ Award
• World Garden Competition Gold Award Winner, Japan 2009
• World Garden Competition, Winner of Best Plantsmanship & Horticulture Award, Japan 2009
• BALI National Landscape Award, Winner of the Prinicpal Award for a domestic garden scheme, 2009