Read this first
Replicator is an outstanding feature in Modo. It allows us to replicate one object thousand of times using a fractions of our computer resources.
Modo offers many tools to replicate our meshes at will, but sometimes we need to use a small trick to avoid mistakes like interpenetration with other objects [I agree: the word "interpenetration" is a little intimidating].
This is one of the most cases: grass that grows around objects like stones, trees, tiles, scarecrows, mole holes, garden gnomes and so on.
