Oh Sow Simple Calendula Pot Marigold Seeds from Fothergills are a hardy annual that can be sown directly where they’re to flower. Known for their vibrant blooms, these plants are not only a stunning addition to your garden, but they also serve as a food source for butterflies.The seed heads are enjoyed by birds, making this variety a valuable plant for supporting wildlife. Easy to grow, Calendula Pot Marigold is perfect for adding colour to borders or for use in cut flower arrangements.