Huge Trees are Huge Mod

Features:

• Hollow trunks.
• Huge tree biome.
• Tons of customizable preferences.
• Automatically places torches around/inside the trunk.
• Coloured wool allows custom wool trees.
• Huge trees will spawn rarely in forests.
• Diamond trees are extremely rare, and can only be found if they are generated naturally.
• Ability to make custom trees.
• Roots.
• And a few more things.

Screenshots:

How to make a custom tree

Custom Forest