Continuing with the theme of providing nesting opportunities, there is still time to prep for the arrival of Swifts.
Due to start appearing in late April, early May you could have a beautiful nesting box ready and waiting for them.
Sounds tantalizing and inspiring indeed! Everything you need to know can be found at http://actionforswifts.blogspot.com/
They are a local organization which can give you all the advice and support needed to get you started.