Carefully remove plant and dirt from pot, and place in another temporary container.
Clean the pot well, removing all traces of dirt, grime and loose particles. Allow to dry.
In a small disposable cup mix 1 part water with 1 part Voodoo Molly Vintage Paint . Stir well. Yes, it will be very liquidy (is liquidy a word?).
Apply the diluted paint onto the pot using a paint brush or foam brush. It nice to paint the inside rim portion too, to just below the soil level.
Allow the pot to dry.
Use undiluted Voodoo Molly Vintage Paint to paint the final coats.