Valerian

Valeriana officinalis

herb

verifiedReviewed by the GreenScout Team

A tall, hardy perennial herb with pinnately compound leaves and fragrant clusters of small pink or white flowers. The rhizomes have been used for centuries in herbal medicine and traditional remedies. The plant can reach 3–5 feet in height and prefers moist, rich soil in partial shade.

Common Problems

Select the problem your Valerian is experiencing to get a treatment guide.

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Slow Growthchevron_right

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Pale Leaveschevron_right

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Underwateringchevron_right

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Wiltingchevron_right

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Yellow Leaveschevron_right

Care Guide

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Light

Partial shade to full sun; tolerates a range from 3–6 hours of sunlight. Performs best in dappled shade in warm climates.

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Water

Moderate to high water needs; prefers consistently moist (not waterlogged) soil. Water regularly during growing season. Mulch to retain moisture.

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Soil

Rich, well-draining, moisture-retentive soil with good organic content. Prefers slightly acidic to neutral pH (6.0–7.0). Amend with compost.

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Fertiliser

Apply balanced or NPK fertilizer in spring and mid-summer. Rich soil is beneficial; moderate feeding supports steady growth.

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Temperature

Hardy perennial; prefers cool conditions (50–65°F / 10–18°C). Tolerates cold winters well. May decline in hot, dry summers.

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Humidity

Prefers average to high humidity; enjoys consistent moisture. Mulch around the base to regulate moisture.

Toxicity

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Non-toxic to cats, dogs, and children. Medicinal use should follow appropriate dosing guidelines.

Common Diseases

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Common Pests

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Seasonal Care

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Resume regular watering and feeding as growth picks up.

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Peak growing season. Water and feed regularly.

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Reduce watering as growth slows. Stop heavy feeding.

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Minimal watering and feeding. Protect from frost if needed.

Frequently Asked Questions

What part of Valerian is used in herbal medicine?

The rhizomes have been used for centuries in herbal medicine and traditional remedies, most famously for promoting relaxation and sleep.

Why is my Valerian struggling in a sunny, dry spot?

It prefers cool conditions and consistently moist, rich soil in partial shade — it may decline in hot, dry summers, so give it dappled shade and regular watering.