Water consistently to keep the soil moist but not waterlogged, especially during active growth. Allow the top inch of soil to dry out slightly between waterings.

Reduce watering in cooler months when the plant's growth slows, but do not let it dry out completely.

Deadhead spent flowers regularly to encourage more blooms and prevent self-seeding if unwanted. Light pruning can be done to shape the plant or remove any leggy or damaged stems. Minimal pruning is generally required.

Easily propagated by seed sown directly outdoors in autumn or early spring as soon as it can be worked. It can also be propagated by cuttings taken in spring or early summer, though seedlings are more common.

Fumaria capreolata is a relatively fast-growing annual or short-lived perennial and is often best left undisturbed or treated as an annual. If repotting is necessary, do so in spring before new growth begins, using a well-draining potting mix.