They say you can’t judge a book by its cover and thank goodness for that! Otherwise, we may have never tasted the delicious nutty flavours of the classic walnut. It’s one of the oldest tree foods known to man – dating back to 7000BC – and incredibly nutritious, too. You do need serious room for this tree though as it can reach dizzying heights of 15m or taller. Plus, at least two trees are recommended to help with pollination – so consider your space before planting!
Regular watering, especially when buds appear
Suitable for cool climates