How to grow mushrooms – and help save the earth

A biologist - and mushroom expert - explains the importance of fungi, from the kitchen to the forest

Garden mushrooms (Alamy/PA)

These days we can buy mushrooms in all shapes and sizes, foraging for them in fields and forest or even having a go at cultivating them ourselves.

But there’s more to fungi than just eating them, says UK biologist and mushroom expert Merlin Sheldrake.