Hello, and thanks for playing Arral!
Ah yes, the herbalists puzzle was our first attempt to make more of a direct puzzle in one of our games, something akin to a Nancy Drew game. As you probably found though it is pretty obfuscated to the point where it isn't majorly fun, so props to you for giving it a go!
The Luck\Warmth Ward's additional ingredients can be a powder. The rule of ward means it must contain 1 leaf in addition to golden flower, the rule of luck means it most have exactly 8 affinity, and the rule of warmth means it must have 3 acidity and use at least 3 total ingredients.