James Allison is one of the UK's foremost specialists in the design, construction and ecology of water gardens, with more than three decades of experience creating ponds, lakes and aquatic landscapes for private gardens, public spaces and heritage properties. A qualified biologist by training, his work combines technical expertise with a deep understanding of how water can enhance both the beauty and biodiversity of a garden.

Through his consultancy, Water Garden Solutions, James advises garden designers, landscape architects and private clients on every aspect of water garden design, from natural wildlife ponds to complex ornamental water features. He is also an internationally respected lecturer, author and Director Emeritus of the International Waterlily and Water Gardening Society, sharing his expertise with audiences around the world.

At The English Gardening School, James brings a wealth of practical knowledge, helping students understand not only the technical considerations of designing with water, but also the ecological principles that underpin successful aquatic landscapes. His thoughtful, science-led approach enables students to create water features that are both visually beautiful and environmentally sustainable.