If you need extended access beyond the trial, consider:
Forest Pack Lite is permanently free and included with many 3ds Max installations (via subscription). It includes: forest pack 6.3 1 library free download
Older versions of Forest Pack had a specific UI layout and workflow. While the newer versions improve upon this, many veteran artists prefer the interface of the 6.x series. It is familiar, fast, and uncluttered by the addition of newer, more complex nodes. If you need extended access beyond the trial,