Conopodium arvense prefers consistently moist soil, particularly during its active growing season. Avoid allowing the soil to dry out completely, but also ensure good drainage to prevent waterlogging.

Reduce watering significantly once the foliage begins to yellow and die back after flowering.

Pruning is not typically a primary care requirement for Conopodium arvense. Allow the foliage to die back naturally after flowering, as this nourishes the tuber for the following season.

Remove dead or spent foliage only once it has completely withered to maintain a tidy appearance.

Conopodium arvense is best propagated by seed. Sow seeds fresh in autumn or early spring in well-draining compost. Germination can be erratic and may take several months.

Alternatively, division of established tubers in late autumn is possible, but care must be taken to avoid damaging the delicate tubers.

Repotting is generally only necessary when plants are grown in containers and have become pot-bound. This is best done in late autumn or early winter when the plant is dormant. Use a well-draining potting mix.

Be very gentle when handling the tubers to avoid damage during the repotting process.