weep. gouache on paper

Growth/starvation hormone sim. First picture veins that grew, second the "growth signal"

Gold! I'm attaching some notes I've taken on iron as well. It's helpful to have a brush sample alongside these that I can reference later (sorry can't share this brush pack, it's a collection of random brushes passed on by a hundred art pilgrims for the last 15 years)

Sparkly rainbow