Epsom salt is the base of your potpourri concoction, so grab a bag from a drug or grocery store — the brand doesn't matter. Next, gather some dried flowers, rose petals, dried fruit, or herbs.

Potpourri was a staple of homes for decades. You couldn't walk into a foyer or living room without seeing a bowl of dried flower petals, leaves, and other miscellany. But while old-school ...