GreenBlue Urban offer a tree pit design workshop CPD to give specifiers and local authorities a condensed overview of the principles and products available to them when designing for canopy volume trees in urban space. The feedback has consistently been extremely positive. The main comments being how well informed they now feel as to what is possible when planting trees on challenging sites and how they feel more confident recommending such technologies and solutions to clients, in order to see trees more successfully established in the long term.