Water wild carrot regularly, especially during establishment and dry periods. Allow the top inch of soil to dry out between waterings. Avoid waterlogging, as this can lead to root rot.

Mature plants are relatively drought-tolerant once established, requiring less frequent watering.

Pruning is not typically a requirement for wild carrot, as it is a self-sufficient plant.

However, if it becomes overly aggressive in its spread, you can cut back flowering stalks before they set seed to limit self-sowing. This also prevents it from exhausting its energy reserves.

Wild carrot is most commonly propagated by seed. Sow seeds directly outdoors in early spring or fall.

Seeds require stratification for best germination; this can be achieved by sowing them in autumn for natural overwintering or by a period of cold, moist stratification in the refrigerator for a few weeks.

Repotting is not applicable to wild carrot, as it is a biennial or perennial that is typically grown directly in the ground. If you are growing it in containers for specific purposes, repotting might be necessary only if the plant becomes root-bound, which is uncommon given its natural growth habit.