#30DaysWild - London Wildlife Trust - Day 29

App challenge is to find growths/lichens in crevices.

https://twitter.com/a_naturespath/status/1012621827275919360?s=19

This was a challenge that took a while to find as I had to decide whether I should take a photo of growths between walls and pavements.  Then I saw these 2 places on different days over the past 29 days.