Virginia pepperweed prefers consistently moist soil but can tolerate some dryness once established. Water deeply when the top 2-3 cm of soil feels dry.

Avoid overwatering, which can lead to root rot, especially in poorly drained conditions. Reduce watering in cooler months.

Pruning is typically not essential for Virginia pepperweed, as it is an annual or short-lived perennial. Deadheading spent flowers can prevent self-seeding if unwanted.

If the plant becomes leggy or untidy, a light trim can help maintain its shape and encourage bushier growth.

Virginia pepperweed is easily propagated by seeds. Sow seeds directly outdoors in early spring or fall, as they benefit from cold stratification. Seeds can also be started indoors a few weeks before the last frost.

It readily self-seeds in suitable conditions.

Repotting is generally not necessary for Lepidium virginicum, especially if grown as an annual.

If cultivated in containers and it becomes root-bound, repot in spring to a slightly larger pot with fresh, well-draining potting mix. Ensure adequate drainage holes to prevent waterlogging.