Keep the soil consistently moist but not waterlogged, especially during warmer months. Allow the top inch of soil to dry slightly between waterings.

Reduce watering frequency in winter, allowing the soil to dry out more between applications to prevent root rot.

Deadhead spent flower stalks to encourage further blooming and maintain a tidy appearance. After flowering, you can trim back any overgrown foliage to prevent legginess.

Remove any dead or damaged leaves or stems as needed throughout the growing season.

Valeriana acutiloba is best propagated by division of established clumps in early spring or autumn. Sow seeds outdoors in autumn, as they require a period of cold stratification to germinate effectively.

Alternatively, sow indoors in early spring after a period of chilling.

Repot young plants annually or as needed to provide more space for root growth. Established plants generally prefer to be slightly pot-bound and may not require frequent repotting.

Repot in spring before new growth begins, using a well-draining potting mix.