Environment
May 21, 2026
London Primary School Turns Flooded Playground into Climate‑Resilient Play Space
St John’s CofE Primary in Barnet, north London, transformed a flood‑prone tarmac playground into a …
The Flood‑Prone Playground That Stopped Kids From PlayingFor years the play area at St John’s CofE Primary was unusable after heavy rain; water pooled on the clay‑based tarmac, forcing teachers like Macci Dobie to dismiss children from the playground or even lift them out of puddles. The school’s location in a natural basin made the problem chronic and disrupted daily routines.Designing a Rain‑Garden Play Area with Trees for CitiesWhen parent governor Sarah Taggart launched a climate‑action plan, the school secured Department for Education funding to replace part of the tarmac with a sustainable drainage system. Trees for Cities landscape architect Alfie Davies led the design, installing stepping logs across a rain garden planted with ornamental grasses, shrubs, perennial flowers and a native bird‑cherry tree that tolerates both soggy and dry conditions.Rain garden drains excess water in about 10 minutes after a heavy downpour.Native planting supports pollinators and reduces the urban heat‑island effect.Stepping logs create a functional play element while guiding water flow.How the New Landscape Cuts Drainage Time and HeatThe soil‑based beds absorb runoff, replacing impermeable surfaces that previously caused standing water. By integrating vegetation that transpires water and provides shade, the playground also lowers surface temperatures, addressing the hotter summers projected for London under the climate crisis.Educational and Community Benefits of the Climate‑Adapted SpaceBeyond flood mitigation, the redesign serves as a living classroom. Trees for Cities runs a year‑long engagement programme where pupils monitor water cycles, identify native species and participate in tree‑identification walks. Teachers report higher joy levels and increased curiosity about nature among students.What This Model Means for UK Schools Facing Climate RisksThe success at St John’s provides a replicable template for schools in flood‑risk zones. With modest public funding and partnership with specialist charities, schools can turn vulnerable play areas into climate‑responsive assets, delivering safety, biodiversity and educational value while contributing to national goals on heat‑stress protection for children.
#St John's CofE Primary
#Trees for Cities
#Sarah Taggart
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