The London College of Garden Design has announced Jo Thompson as its new head of garden design studies, starting this September. Jo Thompson will oversee the college’s flagship professional training program, the Garden Design Diploma.
Duncan Cargill is a garden designer with experience educating and mentoring designers, and he has a background in designing gardens and outdoor spaces.
New Leadership Team
They will focus on developing the curriculum, supporting student learning, and engaging with the industry.
The London College of Garden Design is strengthening its teaching team by hiring practicing professionals who influence the garden design industry. Jo Thompson and Duncan Cargill will start their new roles in September 2026, marking an exciting new chapter for the college.
Jo Thompson’s Background
Jo Thompson is a renowned garden designer known for her romantic and colour-led approach to garden design. Her work has been showcased at the RHS Chelsea Flower Show in 2025 and The Archers 75th Anniversary Garden at RHS Badminton Flower Show this month.
Jo Thompson has a personable teaching style that helps make complex principles more accessible to students.
Reaction to the Appointment
“It’s a huge honour to be asked to take on this role at the London College of Garden Design,” Jo Thompson said. “I know just how important good guidance and mentorship is, and together with Duncan, I’m looking forward to being able to work with the next generation of garden designers, helping them to understand how to create gardens by going beyond the textbooks and digging deeper into what makes a truly successful outdoor space.”
Nina Baxter, director of the London College of Garden Design, said: “Jo has been a tutor and friend to the College since it began nearly 20 years ago and Duncan is one of our own graduates. Both are outstanding designers with a deep commitment to education and professional development.”
Duncan Cargill added: “The Garden Design Diploma has earned a reputation for excellence and professionalism, and it is a privilege to join the leadership team at such an exciting time. I am passionate about helping students bridge the gap between education and practice, giving them the confidence, skills and knowledge needed to build successful careers.”
