Wellbutrin is the brand name for bupropion, a prescription drug that's used to treat depression. It's also used to treat seasonal affective disorder (SAD), a type of depression that usually strikes in the fall and winter. Under the brand name Zyban, bupropion has also been prescribed to help people quit smoking.
You would have to plant them in the fall. Some varieties of tulips only bloom for one or two years and then stop blooming. Here's a site that shows which ones will come back every year and perennialize or naturalize in your garden so you will have more. They also have links for bulbs that do not perennialize well.
Tulips are spring-blooming perennials that grow from bulbs. Depending on the species, tulip plants can be between 4 inches (10 cm) and 28 inches (71 cm) high. The tulip's flowers usually bloom on scapes with leaves in a rosette at ground level and a single flowering stalk arising from amongst the leaves.