Winter wonders: the vegetables that thrive in frozen weather

Imagine a vegetable garden in winter, and you’ll probably conjure up an expanse of bare earth alongside a frosted-up greenhouse. But market gardener Charles Dowding’s plot couldn’t be more different: celeriac roots the size of bowling balls stand in neat rows next to a carpet of spinach plants crusted with frost, huge globes of savoy cabbages and chicory blooms. He calls this his “outdoor larder”. Read more