Bath + Body Works Fresh Balsam Tree Wallflowers PlugIn Nightlight for Wallflower Refills. The natural aesthetic of this wallflower plug makes it a beautiful addition to any indoor christmas decor for home, holiday decor, or winter decor -- looks beautiful in any room, home office, bedrooms, bathrooms, guest bathrooms, and especially the kitchen, coffee bar, or butler's pantry. If you like natural pine trees then you will love this beautiful fir tree plug. What it does: wafts your favorite, always-on fragrance into any room. Made for and compatible with any scented Bath + Body Works Wallflower Fragrance Refill Bulbs (sold separately) -- for maximum fun this holiday season, try it with Winter, Fresh Cut Christmas Tree, or Fresh Balsam scent Wallflower refills.