Water regularly during the growing season, allowing the soil to dry out slightly between waterings. Reduce watering significantly in fall and winter to prevent root rot.

Echinops acantholepis is relatively drought-tolerant once established and prefers well-drained soil.

Deadhead spent flower stalks to encourage further blooming and maintain a tidy appearance. Cut back the entire plant to the ground in late fall or early spring before new growth emerges to remove dead foliage and promote vigor.

Propagation is typically done by seed or division. Sow seeds outdoors in fall or early spring. Division of established clumps can be performed in early spring. Ensure adequate spacing for new plants as they grow.

Echinops acantholepis is a perennial that generally does not require frequent repotting and prefers to be slightly root-bound. If grown in a container, repot every 2-3 years in early spring into a slightly larger pot with fresh, well-draining soil.