A tree that is found in the nether growing upside down. It can be obtained with any axe, They are fairly easy to spot, but can be a pain to harvest, due to the fact that you need to build up to them.
These can drop saplings and may be grown in the Overworld.
Farming[]
Blood Trees can be grown by planting the Blood Tree Sapling on the bottom of a Tainted Soil block. Bone Meal works on the saplings.
Usage[]
These are normally used to make Bloodwood tools, these are as strong as stone.