Water lily stunted fix

Fully-fertilized water lilies always get stunted right at the end of their growth, so the last flower never blooms. This happens in the original too, not just the recomp. It'd be nice to have a patch to fix it.

<img width="1167" height="897" alt="Image" src="https://github.com/user-attachments/assets/3d0579f1-0193-4a31-995a-ea87af8dad2b" />