Place toothpicks securely into the center of the flat back of each walnut half.
Place a small square of Styrofoam or floral “oasis,” approximately 6 inches by 6 inches by 4 inches square, covered with aluminum foil, onto a baking sheet lined with a Silpat or parchment paper. Set aside.
In a small heavy saucepan, bring the sugar, water and corn syrup to