Zen Garden aka Ninja Training Cave Bouldering is best for boulder routes.

A great place if you climb:

V8

7B

Best if you climb at least:

V10

7C+

The average route length is:

33 feet long

An OK place for arete climbing

A bad place for slab climbing

A bad place for chimney climbing

A great place for overhang climbing

An OK place for crack climbing