The internet is full of ideas for paper gift bags. The website Pinterest have lists made by people. You could also ask people you know, if they have any ideas, or if you know someone who has any experience with making paper gift bags.
If you want to make her a project or even get some amazing ideas I would look on Pintrest. There you can get ideas and if you feel like making your own gift you can find directions on how to make things.
I would recommend the site www.gifts.com/ideas/her. it helps you find the gift that best suits that person. it is a very simple site to navigate and use.
There are several places online for great gift ideas. Simply put gift ideas in your search box and you will have pages to go through to find great gift ideas.
A person can expect to find personalized gift ideas from a number of different stores such as the Hallmark stores or catalog stores such as L.L Bean as well.
Some garden gift ideas that would fit nicely in the basket would be gardening gloves and a shovel. Other gift ideas could include a gardeners hoe tool, gardening hat, a garden kneeling pad, and a pruner.
One can find ideas for a business Christmas gift at physical stores such as Walmart, Target, and Staples. One can also find ideas at the online site "Pro-gift-baskets".
http://www.gifts.com/ideas/her
There are many locations where one can find unique gift ideas. For example, one can find ideas on websites such as Amazon Gift Central. One can also ask friends for unique gift ideas.
You can find ideas for holiday shopping on websites that feature holiday gift guides such as Hip2Save. A great place to find unique, handmade holiday gift ideas is on Etsy.
You can find trendy gift ideas at www.findgift.com. Just put your mouse over the gift types and click trendy. There you will find lots of trendy gifts.
There are tons of great ideas for birthday gift baskets on Pinterest. Other ideas for gift baskets can be found on YouTube, SlideShare, GiftTree, and RedEnvelope.
This website, http://friendship.about.com/od/Gift-Giving/a/Gift-Ideas-For-Your-Best-Friend.htm, lists great ideas for your best friend who is turning 18. From that list, I think a friendship bracelet or a handwritten gift would be the best gift.