Iron Wood

Large Coniferous trees, with wood as hard as iron from Arcanium absorption

Living Steel

Iron wood is a cool gray, with deep brown bark

There is no upper limit as far anyone can tell, but they grow very slowly

iron and spices

Iron, with the hardness one would expect from it, but the density of wood, don't eat it.

Iron wood can grow to a few hundred feet tall

a small hard nut that takes 30 years to mature, it is renowned for it ability to make your own skin as tough as iron

it doesn't

None have been discovered

Nuts being dropped by birds

Temperate to warm, It doesn't do very well north of the Great Forest, and rots in the tropics of the gulf