Lemongrass
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Scientific NameCymbopogon citratus
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General Information
Lemongrass is a fast-growing, shallow-rooted herbaceous perennial that grows up to 4 feet tall and 3 feet wide. It must be protected in winter because it is not frost tolerant. Its blue-green leaves turn red in the fall. It produces no flowers and is propagated by division. Lemongrass is used in cooking to add a lemony flavor and in cosmetics for fragrance.
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When to Plant
Transplants: Plant transplants in spring after last frost date
Cuttings: Propagate by division in spring
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Planting
Plant in full sun or part shade.
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Soil Requirements
Well-drained, sandy soil as with other grasses.
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Water Requirements
Keep moist but not constantly wet.
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Fertilizing
Amend soil annually with compost.
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PollinationN / A
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Harvesting
Harvest outer shoots a few stems at a time or break off the stem by hand
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Storage
Lemongrass is to be used fresh. It does not dry or freeze well.
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Good Varieties for Marin
Grow the straight species.
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Helpful Tips
In spring, cut the plant back to one foot. To reduce circumference, cut at base of plant with a sharp spade. New shoots emerge quickly. Grow in a container that can be moved indoors in winter.
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Common Problems
Harvest regularly as it gets big fast.
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Pests- Diseases & More
Lemongrass is susceptible to root rot. Avoid overwatering.