Is the New Perennial movement over?

CONTEMPORARY gardening is now dominated by perennials and grasses, more often than not making a nod to so-called ‘naturalistic’ or ‘ecological’ planting. Equally, the makers of these plantings more often than not name check the Dutch designer Piet Oudolf as their inspiration. As someone who, back in the 1990s, wrote a book called and then collaborated with Mr Oudolf on several publications, I feel I can claim some of the credit for the