Water regularly during the first year to establish a strong root system. Once established, Biennial Beeblossom is quite drought-tolerant.

Water deeply when the top 2-3 cm of soil feels dry, especially during prolonged dry spells. Avoid overwatering, which can lead to root rot. Allow the soil to dry out slightly between waterings.

Deadheading spent flowers can encourage more blooms and prevent excessive self-seeding. In late winter or early spring, prune back any dead or overgrown stems to encourage vigorous new growth.

Remove any diseased or damaged foliage as soon as it appears to maintain plant health and appearance.

Biennial Beeblossom is easily grown from seed. Sow seeds directly into the garden in early spring or fall. Seeds can also be started indoors 6-8 weeks before the last frost.

Division of established clumps in spring is another effective method for propagation. Self-seeds readily.

As a biennial, Oenothera gaura is typically grown as an annual or allowed to self-seed.

If grown in a container and needing to be overwintered, repot in early spring into a slightly larger container with fresh, well-draining potting mix. Ensure the pot has adequate drainage holes to prevent waterlogging.