Devil's Shoestring is a species of Viburnum, usually Viburnum alnifolium. Devil's Shoestring is one of the most powerful, and difficult to acquire, roots used in New Orlean's Witchcraft and Louisiana Voodoo/Hoodoo practices.

Devil's Shoestrings are used for protection & luck, to "trip up the Devil" or "cripple" him so he can't get in a house. Some folks drive them into the ground around the front door or place a bundle of them above the door lintel or mantelpiece. Also for good luck in games of chance and to draw business in.

Some Simple ways to use Devil's Shoestring:

Devil’s Shoestring oil. Just place a few pieces into a bottle, along with a base oil like Almond or Grapeseed oil. Let it steep for at least two weeks, shaking gently every day. Put a few drops in the windowsills and doorways of your home will keep evil away. You can also add a few drops to letters, like when you’re sending out a resume for a job.
You can place a small bundle of Devil’s Shoestring above your doorway to keep evil away. This also works to keep away people who you don’t want to come around!
You can keep a piece of Devil’s Shoestring in your wallet to help keep the devil out of it, and let money flow into it.

Gambling Luck: You can take Devil’s Shoestring along with you in a mojo bag to the gambling table to help get Lady Fate on your side. You’ll need:

3 pieces of Devil’s Shoestring for good luck
Cinnamon chips to heat the work and draw good luck
A whole High John the Conqueror root for cunning
A red flannel bag
Van Van Oil

Wrap the other ingredients in the red flannel bag and tie it shut. Mojo bags are like little spirits, and need to be fed to be kept happy and working. Feed the bag 3 drops of Van Van Oil every 5 days to keep the luck flowing. Keep the mojo bag on you (traditionally in your left pocket) whenever you head out gambling or just need some luck on your side.

Draw in Customers to your business: If you need to draw customers to your business, you can mix three oils together.