Lemongrass
Cymbopogon citratus
herbA tropical, clumping grass with long, blade-like leaves and a strong lemon fragrance, growing 3–6 feet tall. The white base and lower stems are prized in Asian cuisine for their citrusy flavor and are used in teas, curries, and soups. In cold climates, lemongrass is grown as an annual or potted tender perennial brought indoors for winter.
Common Problems
Select the problem your Lemongrass is experiencing to get a treatment guide.
Care Guide
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Light
Full sun; requires 6–8 hours of direct sunlight daily for best growth and flavor.
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Water
Water regularly to keep soil moist but well-draining; reduce watering in winter if growing indoors.
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Soil
Well-draining, fertile soil; sandy loam or potting mix enriched with organic matter works well. pH 6.0–7.0.
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Fertiliser
Feed monthly during growing season with balanced fertilizer (10-10-10) or fish emulsion to promote leaf and stem growth.
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Temperature
Tropical plant; thrives at 70–85°F; dies back at 50°F and is killed by frost below 32°F.
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Humidity
Moderate to high humidity preferred; tolerates drier conditions but grows lush in humid environments.
Toxicity
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Non-toxic; all parts are edible and safe for consumption.
Common Diseases
Common Pests
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.