This photo shows more growth, but doubt has been cast on the full success of our venture. In discussion with a visitor to the Centre someone commented that the totatoes were looking "a bit leggie", to which the visitor suggested that they were not getting enough sunlight and looked stressed as a result.
Since this there has been some talk of taking them outside for some fresh air through the fire exit that offers some indoor outdoor flow. But then perhaps the adventure would stress them even more......