Fx Mode presented GrowInfinite, a new collection of 37 HDAs that lets users create tree and plant growth simulations in Houdini. The toolkit allows you to grow plants from scratch with numerous customizable parameters.
Features:
Create growth ready plants from scratch
Control branch density/rotation and scale by just one keyframe on growth
Growth-based bend/noise/gravity controls with constant point number from start to finish
Gravity control from base/top, force created from parent directions
Local and global twist deformer
Growth-based displacement and UVs
Produce colors by length, growth, UV, depth, etc.
More
You can learn more and get the collection for $20+ (subscription-based) here.