Eventually I figure you will get to the point where you need to have a chat with her about expectations and responsibilities of taking care of the house.
And if she cannot handle it with her choice of lifestyle then she needs to move out to an apartment and you can move back in and maintain the place.
Reality can be an eye opener.
And some just never get it.
Flowers always make people better, happier, and more helpful; they are sunshine, food and medicine for the soul. unconditional love is awesome!