Here, on the Isle of Wight, in the south of England, there’s a good reason to be celebrating garlic. There’s quite an industry of garlic production because this is one of the best parts of Northern Europe to grow it. The soil is rich and as Colin Boswell, owner of the island’s Garlic Farm and festival organiser, puts it: “We have been blessed with a climate here which is particularly well suited for growing most types of garlic. When the sun does come through the clouds, it has a...