It might have mana in it, but I don't know if it'll replenish it like the rest of the planet did.

[None of the plants they took retained any magical properties...]

Hiro and I were working on the solar crystal before someone with great power offered to help me. I'm afraid of being indebted to someone like that a second time; he was not very trustworthy, even though he helped me. Black dragons always want something in return.