In May the annual survey of Battersea's young street trees starts; it's time as well to check out London Rivers Week 2026 (23-31 May), and help choose Britain's favourite butterfly.

A Q&A with Tim Graham, Head Gardener of the Ethelburga Estate Community Garden. I asked him about the value of a Community Garden, the challenges involved and how they’ve kept the momentum going for over a decade.

For our first blog of 2026 we are exploring Citizen Science. What is it, and why does it matter? OSC Committee Member and Trustee Elaine Michel interviewed Enable Parks' Community Engagement and Inclusion Officer, Millie Coe, about the value of Citizen Science.