Hey there! Here's a tutorial aimed at giving you some insight into how powerful Houdini can be when coupled with fractal shapes. It will run you through the steps to recreate a floral-like fractal pattern with points that you can then take further! Points are a great way to get base structures that you can then evolve!

VEX: http://tao-universe.uk/snippets/houdini_l_system_vex.txt