Papaver acrochaetum prefers consistently moist soil during its active growing season. Allow the top 2-3 cm of soil to dry out between waterings.

Reduce watering significantly in late autumn and winter, as the plant enters dormancy and requires much less moisture to prevent root rot.

Deadhead spent flowers regularly to encourage more blooms and prevent self-seeding if undesired.

After flowering, trim back the foliage by about one-third to maintain a tidy appearance and allow for a potential second flush of blooms in cooler climates. Remove any dead or damaged foliage promptly.

Seeds can be sown directly outdoors in early spring or late autumn.

They benefit from stratification; either sow them in late autumn and let winter conditions stratify them naturally, or refrigerate seeds for 4-6 weeks before sowing.

Division of established clumps can be done in early spring.

Papaver acrochaetum generally dislikes root disturbance and is best left undisturbed once established. If repotting is necessary, for example, for container-grown plants, do so in early spring before new growth begins.

Use a well-draining potting mix and handle the root ball with extreme care.