> For the complete documentation index, see [llms.txt](https://swatplus.gitbook.io/io-docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://swatplus.gitbook.io/io-docs/introduction-1/landuse-and-management/plant.ini/phu_init.md).

# phu\_init

This variable is required for plants that are growing at the beginning of the simulation ([lc\_status](/io-docs/introduction-1/landuse-and-management/plant.ini/lc_status.md) = y).