Perfume, Hemp Bracelet( make it yourself), Books…
she sounds lik a liberal. get her a venus razor. she might shave.
small wind chime or one of those sun catchers you can hang on the window
Nature lover?? hmm try giving her some realy good herb..LOL I would like that :p
You have quite alot already. How about a beautiful recyled notebook. I have seen some really nice ones around with nature quotes on each page. Not sure where you could find them but ask about them.
A mug with some pens in it.
Some fudge in a small decorative container.
A 2010 diary.. with nature quotes or something.
A jute or mesh type tote for shopping etc.