Moreover, even if she could afford it, she wouldn't be able to maintain it. Anyone who has cared for plants knows that some of these masters are quite precious and difficult to nurture. You can't just plant them and leave them unattended; maintenance later on is a significant expense.
Even though Senior Mia said she could cover these expenses, Dorothy thought about it and decided to pass.
Alright, the real reason is that she is just a little witch with less than 100,000 Magic Power, incapable of causing any environmental change. That requires the traits of a Great Witch.
Besides, the Witch's Home isn't just her own home; it's everyone's shared home, and planting only Dragon Spirit Wood wouldn't be fair to others.
So, Dorothy applied her somewhat limited Potion Studies knowledge to choose from thousands of Spiritual Wood, the variety currently planted—the Fairy Tree.
