Others are more optimistic, arguing that art markets may provide a haven when other investments such as shares and property are looking uncertain.

In even the smallest space you can provide a haven for birds, insects and mammals at a time when they need our help to survive.

The peninsula's sea caves, formerly home to smugglers, now provide a haven for grey seals.

Clipped hedges remain one of the most attractive and practical ways to create boundaries or divide a space, and they provide a haven for birds and small mammals.

But your new layer, perked up with the occasional sprinkling of cheap, granular, general fertiliser, will provide a haven of food and water that will keep your new plants happy.