Question

the timber of which tree was considered essential to maintain the royal Navy in England

Answer 1

oak tree
is the answer

Answer 2

The British timber trade was importation of timber from the Baltic, and later North America, by the British. During the Middle Ages andStuart period, Great Britain had large domestic supplies of timber, especially valuable were the famous British oaks. This timber formed the backbone of many industries such asshipbuilding but not iron smeltingwhich used charcoal derived from the wood of various trees.