Judging by what she likes so far, you might check out -
Estee Lauder's new one, Pure White Linen Light Breeze.
Panthere Eau Legere by Cartier, which was a limited edition, but can still be found online.
http://www.imaginationperfumery.com/...for-women-2037 (good description, plus grapefruit)
Bvlgari Green Tea
O Oui by Lancome
O de Lancome
I wear L'Occitane a lot, I haven't tried that one, but I don't think it's her style. jmo Fragrancenet ships overseas and there are usually discount codes available. (not affiliated)