Only an eighth of the UK's land is woodland - that's among the lowest in Europe.
The most common tree in the UK is the oak.
Oak trees can't make acorns until they're 40 years old.
There are approximately 1.4 billion broadleaved trees in British woodland, of which ash trees are estimated to number 126 Coppiced Beech trees can live for over 1000 years.
Once upon a time, water pipes were made of elm wood instead of metal.
In spring, hazel wood is so bendy it can be tied in a knot.