Lemongrass (Cymbopogon citratus) is a fragrant, tropical herb widely used in teas, soups, curries, and stir-fries. Its bright, citrusy flavor and aroma make it a popular ingredient in many cuisines. Regrowing lemongrass from kitchen scraps is a simple, sustainable way to maintain a fresh supply of this versatile herb, even in small spaces. Countertop propagation allows home cooks to enjoy healthy, vibrant stalks year-round without relying on store-bought bunches.
This method of regrowth is ideal for urban kitchens, small apartments, or anyone looking to practice sustainable gardening. Lemongrass can be grown in water and later transferred to a pot with soil, creating a dual-purpose kitchen activity that is both practical and visually appealing.
Selecting Stalks for Regrowth
The first step in regrowing lemongrass is selecting suitable stalks.
Tips for Choosing Stalks
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Choose healthy, firm stalks with intact white bases.
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Avoid wilted, discolored, or overly dry stalks, as these are less likely to root successfully.
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If possible, select stalks with small root nodes or emerging roots from the base, which increases the chances of successful regrowth.
Starting with strong, fresh stalks ensures a faster and more productive growth process.
Preparing Lemongrass for Water Propagation
Water propagation is the easiest way to start lemongrass from stalks.
Steps to Prepare
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Trim the tops of the stalks, leaving 4–6 inches from the base.
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Remove any dried or damaged outer layers.
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Place the stalks in a shallow container or jar filled with enough water to cover the bottom 2–3 inches of the stalk bases.
Water Tips
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Change the water every 2–3 days to prevent stagnation and bacterial growth.
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Use room-temperature water to avoid shocking the stalks.
Within a few days to a week, small roots will begin to emerge from the base, signaling successful propagation.
Transplanting to Soil
Once roots are well-developed—usually 1–2 inches long—the lemongrass can be transplanted into a container with soil.
Soil Preparation
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Use a light, fertile potting mix that drains well.
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Incorporate organic compost to provide nutrients for healthy stalk growth.
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Choose a pot at least 10–12 inches deep to accommodate the lemongrass’s root system.
Transplanting Tips
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Dig a small hole in the soil and place the rooted stalk gently inside.
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Cover the roots and base with soil, pressing lightly to secure the plant.
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Water thoroughly after transplanting and maintain slightly moist soil.
Proper transplantation ensures healthy, vigorous growth and reduces transplant shock.
Light and Temperature
Lemongrass thrives in bright light and warm conditions, which are easy to provide on a sunny countertop or near a window.
Light Tips
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Place the pot where the plant receives at least 6–8 hours of indirect or filtered sunlight daily.
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If natural light is limited, use a small indoor grow light to support growth.
Temperature Tips
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Maintain temperatures between 70–85°F (21–29°C).
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Avoid placing the plant near drafts, air conditioners, or heaters, which can stress the plant.
Adequate light and temperature support strong, flavorful stalks for culinary use.
Watering and Maintenance
Consistent care is essential for a productive lemongrass plant.
Watering Tips
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Keep the soil evenly moist but avoid waterlogging.
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Water when the top inch of soil feels dry.
Maintenance Practices
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Remove yellowing or damaged leaves to encourage new growth.
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Harvest outer stalks regularly to promote bushier plants.
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Re-pot or divide the plant every 1–2 years to maintain vigor and prevent overcrowding.
Regular maintenance ensures a steady supply of fresh, aromatic stalks.
Harvesting Lemongrass
You can begin harvesting lemongrass once stalks reach 12 inches in height:
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Cut outer stalks at the base, leaving inner stalks to continue growing.
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Harvest fronds for teas or cooking as needed.
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Frequent harvesting encourages bushier growth and prevents the plant from becoming woody.
Fresh lemongrass can be used immediately, stored in the refrigerator, or dried for later use.
Styling Your Countertop Lemongrass
Regrown lemongrass is both functional and decorative:
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Use a small, attractive pot to enhance your kitchen space.
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Pair with other herbs in a countertop garden for a fresh, green display.
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Label the pot for easy identification and practical organization.
A countertop lemongrass plant adds fragrance, flavor, and visual appeal to your kitchen.
Final Thoughts
Regrowing lemongrass from stalks on your countertop is an easy, sustainable way to enjoy fresh, aromatic herbs year-round. With minimal space, proper light, fertile soil, and consistent care, home cooks can cultivate healthy stalks for teas, soups, and other culinary creations.
This simple propagation method not only reduces waste from store-bought stalks but also allows urban gardeners to create a small, productive herb garden indoors. Following these steps ensures a continuous supply of lemongrass while enhancing your kitchen with greenery and fragrance.
