You want a nice container for your roof terrace in NY City
Indicate climate zone 5 and check the container icon. If you don't know your climate zone click on the 'Climate Zone' link underneath the top navigation bar.

You want fragrant bulbs for a shady spot in your garden
First indicate the specific site conditions of your garden. Then mark the shady and the pleasantly scented checker boxes.

You want bulbs that return for several years
First indicate the specific site conditions of your garden. There are bulbs that reproduce (naturalize) and bulbs that are simply perennial. Mark either the perennializing or the naturalizing checker box.