[She nods, still considering his words and the circumstance. But he'd outright admitted that using the power took some measure of toll on him, and she's not so confident that she knows what any treatment for it might entail (though neither is she convinced that it will be very different from her usual experience).

So in the end, she settles on:] I suppose... Just that you must tell me if using your ability is taking too great a toll on you. [She can already tell he's that kind of person, and there is an odd authority to her tone now that seems at odds with her usual demeanor.] Rushing the plants too much may not be best for them either. We can reach some sort of balance.