John Parker, Chair of the London Tree Officers Association, and Greg Packman from the Royal Parks talk to ITN's Martin Stew about the threat posed to London plane trees by canker stain of plane (Ceratocystis platani).


How to Become a Member

Members can attend, for free, the LTOA meetings which are held four times a year and cover a wide range of tree related matters.

Click here to find out how to become an associate member