Keep soil consistently moist but not waterlogged. Water thoroughly when the top centimeter of soil feels dry to the touch. Avoid overwatering, especially during winter dormancy, to prevent root rot.

Deadhead spent flowers to encourage reblooming and maintain a tidy appearance. After flowering, you can trim back any straggly stems. Avoid hard pruning, as this can be detrimental to the plant's health.

Best propagated from seed sown in autumn or early spring, requiring a period of cold stratification. Division of established clumps is also possible in spring, ensuring each section has roots and shoots.

Repot young plants annually in spring. Mature plants can be repotted every 2-3 years or when they become root-bound. Use a well-draining potting mix, and ensure the new pot is only slightly larger than the previous one.