Immersive and spectacular: Piet Oudolf’s new borders at RHS Wisley reviewed

Piet Oudolf’s long borders at Wisley were worn out. The famous designer had in fact become a bit embarrassed by them: they’d done well for 20 years but in that time his own style had evolved – and so had people’s tastes.

Oudolf is now such a household name that his pointillist landscaping is considered fine art on paper, let alone when actually planted up.