Mazus alpinus prefers consistently moist soil. Water regularly, especially during dry periods, to prevent the soil from drying out. Avoid waterlogged conditions, as this can lead to root rot.

Allow the top layer of soil to dry slightly between waterings.

Pruning is typically minimal for Mazus alpinus. Deadhead spent flowers to encourage further blooming and maintain a tidy appearance.

After flowering, you can lightly trim back any unruly stems to shape the plant and promote denser growth for the following season.

Mazus alpinus is easily propagated by division. In early spring or fall, carefully divide established clumps, ensuring each section has roots and shoots. Replant the divisions immediately into well-draining soil.

It can also be grown from seed sown in spring.

Repotting is usually necessary when the plant becomes root-bound, typically every 2-3 years. Choose a pot only slightly larger than the current one with adequate drainage holes. Use a well-draining potting mix.

Repot in spring before new growth begins.