Creating a wine garden in outdoor plant boxes is a fantastic way to grow plants that complement your wine-making hobby or simply enhance your outdoor space. Here are some of the best plants to consider:

1. Grapevines: The classic choice for any wine garden, grapevines thrive in well-drained soil and sunny spots. Dwarf varieties are ideal for plant boxes.

2. Herbs: Rosemary, thyme, and lavender not only add fragrance but can also be used to infuse wines with unique flavors.

3. Fruit Bushes: Blueberries, raspberries, and blackberries are excellent for small spaces and can be used to make fruit wines.

4. Flowers: Edible flowers like nasturtiums or violets add beauty and can be used as garnishes for wine-based cocktails.

5. Aromatic Greens: Mint and lemon balm are easy to grow and perfect for refreshing wine spritzers.

When selecting plants, ensure they suit your climate and the size of your plant boxes. With the right choices, your wine garden will be both functional and visually stunning.