The context of the following conversation is Lee's family let Aubrey stay with them, so Aubrey bought them a gift.:
Ash says Aubrey is going to buy a gift for Lee's family. They've been so nice to her, letting her stay with them..
The friend responds That's a good idea. What kind of gift is she going to get?.
Ash responds I think she wants to get one of those small bonsai's. They love plants so I think that they would love one of those..
The friend responds Oh, that's a great idea! I heard they take a lot of maintenance, though..