this image illustrates the essential biosecurity documentation required for specimen trees in the UK. The Plant Passport ensures the tree has been professionally inspected for pests and diseases, providing a "safety certificate" for your botanical investment. Is a "bargain" tree worth the risk of a garden-wide infestation? For mature specimens, the cost of a non-compliant tree isn't just the purchase price—it’s the potential for total botanical loss. Investing in a certified,