He was absolute shite in herbology, but his potions skills neared mastery level. In another life he would’ve considered opening his own apothecary. And while he didn’t have all the resources needed, Draco did have a way to fill the gap. His mother excelled in herbology at Hogwarts, and had made it a point over the years to stay well informed. She had her greenhouse, and there was an entire section in their library dedicated to the subject. 