Draw a vertical line for the trunk.
Draw a small triangle at the top for the tree tip.
Draw a larger triangle below it, overlapping slightly.
Add another even larger triangle below that.
Continue adding wider triangle layers until the tree is full.
Draw a short rectangle at the bottom for the trunk.
Add a star on top of the tree.
Draw small circles or ornaments on the branches.
Add a few curved lines or garlands across the tree.
Draw a few small dots or shapes for lights.
Add a curved line or small shape at the base for snow.