Lemon Grass vs Plectranthus Plant Comparison

Compare these two plants side by side — care needs, key differences, and which is right for your home.

Lemon Grass

Lemon Grass

Cymbopogon citratus

VS
Plectranthus

Plectranthus

Plectranthus verticillatus

Lemon Grass

Lemon Grass

Cymbopogon citratus

Lemon Grass is a tall, perennial grass characterized by its fragrant, lemon-scented leaves and stalks. It typically grows in dense clumps, reaching heights of up to 1.8 meters (6 feet) outdoors. The plant is primarily cultivated for culinary and medicinal purposes, with its stalks and leaves used to flavor dishes, teas, and herbal remedies. While it can be grown indoors, it requires very bright light and may not thrive as well as it does outdoors. People grow it for its unique flavor and aroma, as well as its potential health benefits.

Poaceae Southeast Asia (India, Sri Lanka, Malaysia, Thailand)
✨ Features: Aromatic leaves, culinary uses, potential medicinal properties
📖 Read Complete Lemon Grass Guide
Plectranthus

Plectranthus

Plectranthus verticillatus

Plectranthus verticillatus, commonly called Swedish Ivy (though not a true ivy), is a succulent, perennial plant known for its trailing habit and attractive foliage. It features glossy, rounded, scalloped leaves that are typically a vibrant green. While it can produce small, white to pale purple flowers, it's primarily grown for its foliage. It's a relatively easy-to-care-for plant, making it popular for hanging baskets, shelves, and as a ground cover in warmer climates. It is often grown indoors for its ornamental value.

Lamiaceae Southeastern Africa
✨ Features: Attractive foliage, easy to propagate, trailing growth habit.
📖 Read Complete Plectranthus Guide

Quick Plant Comparison

Feature Lemon Grass Plectranthus
Light Full sun (at least 6-8 hours of direct sunlight daily) Bright, indirect light. Can tolerate some direct morning sun, but avoid harsh afternoon sun.
Watering Every 2-3 days during the growing season, less frequently in winter (every 7-10 days) Every 7-10 days, depending on environmental conditions
Humidity 40-60% 40-60%
Temperature 18-30°C 18-24°C
Care Level Expert Easy
Growth Rate Fast Fast
Max Height 0.6-1.2 meters (2-4 feet) indoors, up to 1.8 meters (6 feet) outdoors 20-30 cm
Pet Safety ❌ Toxic To Pets ❌ Toxic To Pets
Soil Well-draining, loamy soil. A mix of potting soil, sand, and perlite is suitable. Well-draining potting mix, such as a mix of peat moss, perlite, and vermiculite.
Beginner Friendly ❌ No ✅ Yes
Weekly Maintenance 15 minutes weekly 5 minutes weekly

🔬 Botanical Information — Comparing These Plants

Lemon Grass

Scientific Name Cymbopogon citratus
Family Poaceae
Native To Southeast Asia (India, Sri Lanka, Malaysia, Thailand)
Also Known As Lemon Grass, Lemongrass, Oil Grass, Fever Grass, Tanglad
Leaves The leaves of Lemon Grass are long, slender, and blade-like, typically reaching lengths of 30-90 cm (12-35 inches). They are a vibrant green color and have a slightly rough texture. The leaves have a prominent midrib and taper to a sharp point. When crushed, they release a strong lemon scent.
Flowers Lemon Grass rarely flowers indoors. Outdoors, it may produce flower spikes in warm climates, but flowering is infrequent and not the primary reason for cultivation. The flowers are small and inconspicuous.

Plectranthus

Scientific Name Plectranthus verticillatus
Family Lamiaceae
Native To Southeastern Africa
Also Known As Swedish Ivy, Whorled Plectranthus, Money Plant (sometimes)
Leaves Rounded, succulent leaves with scalloped edges. Typically a vibrant green color, but some varieties may have variegated foliage. Leaves are approximately 2-5 cm in diameter and have a glossy texture.
Flowers While it can flower indoors, it's not a frequent occurrence. The flowers are small, white to pale purple, and grow in clusters.

📏 Size & Growth — Plant Comparison

Lemon Grass

Height 0.6-1.2 meters (2-4 feet) indoors, up to 1.8 meters (6 feet) outdoors
Spread 0.6-0.9 meters (2-3 feet), spreads via rhizomes
Growth Rate Fast
Growth Pattern Lemon Grass grows in dense clumps, with multiple stalks emerging from a central base. It has an upright growth habit, with leaves arching outwards. It spreads via rhizomes, which can lead to the formation of larger clumps over time.

Plectranthus

Height 20-30 cm
Spread 30-60 cm
Growth Rate Fast
Growth Pattern Trailing and cascading. Stems grow long and can be pruned to encourage bushier growth. It can also be trained to climb with support.

🌱 Propagation — Comparing Plant Growth

Lemon Grass

Methods: Division, Seed

Difficulty: Easy

Tips: Divide mature clumps in spring or summer. Ensure each division has healthy roots and shoots. Plant in well-draining soil and keep moist. Seeds can be sown indoors in early spring.

Plectranthus

Methods: Stem cuttings

Difficulty: Easy

Tips: Take stem cuttings with at least 2-3 nodes. Remove the lower leaves and place the cutting in water or directly into moist potting mix. Roots will typically develop within a few weeks.

✨ Benefits & Features — Comparing Plant Value

Lemon Grass

Lemon Grass is known for its distinct lemon scent and flavor, which is due to the presence of citronellal and geraniol. It is a fast-growing grass that can reach impressive heights under optimal conditions. Unlike many ornamental grasses, it is primarily grown for its culinary and medicinal uses.

  • ✓ Adds a unique flavor to culinary dishes
  • ✓ Provides a refreshing aroma
  • ✓ May have medicinal properties
  • ✓ Acts as a natural insect repellent
  • ✓ Enhances the aesthetic appeal of a garden or patio
  • ⚠️ Toxic to pets

Plectranthus

Its glossy, scalloped leaves and trailing growth habit make it a visually appealing plant. It's also very easy to propagate, making it a popular choice for sharing with friends and family.

  • ✓ Adds a touch of greenery to indoor spaces
  • ✓ Easy to propagate and share
  • ✓ Relatively low-maintenance
  • ✓ Can be used in hanging baskets or as a trailing plant
  • ✓ Provides a calming and natural aesthetic
  • ⚠️ Toxic to pets

📅 Maintenance Schedule — Plant Care Comparison

Lemon Grass

Repotting Every 1-2 years, or when the plant becomes root-bound. Divide the plant during repotting to control its spread.
Pruning Regularly trim dead or yellowing leaves. Cut back the plant in late winter or early spring to encourage new growth.
Fertilizing Balanced liquid fertilizer (10-10-10) diluted to half strength, every 2-4 weeks during the growing season.
Seasonal Care In winter, reduce watering and protect from frost. In summer, ensure adequate moisture and sunlight. Bring indoors before the first frost in colder climates.

Plectranthus

Repotting Repot every 1-2 years, or when the plant becomes root-bound.
Pruning Pinch back stems regularly to encourage bushier growth. Prune to maintain desired shape and size.
Fertilizing Balanced liquid fertilizer (20-20-20) diluted to half strength, every 4-6 weeks during the growing season (spring and summer).
Seasonal Care Reduce watering in the winter months when growth slows down. Provide adequate light during shorter days. In the summer, protect from intense direct sunlight.

🌞 Light Requirements

Lemon Grass

Full sun (at least 6-8 hours of direct sunlight daily)

Low light tolerant: ❌ No

Plectranthus

Bright, indirect light. Can tolerate some direct morning sun, but avoid harsh afternoon sun.

Low light tolerant: ✅ Yes

💧 Watering Needs

Lemon Grass

Keep the soil consistently moist, but not waterlogged. Allow the top inch of soil to dry out slightly between waterings. Overwatering can lead to root rot, while underwatering will cause the leaves to dry out and turn brown. Ensure good drainage.

Plectranthus

Water thoroughly when the top inch of soil feels dry to the touch. Ensure good drainage to prevent root rot. Overwatering can lead to yellowing leaves and stem rot. Underwatering can cause the leaves to droop and become crispy.

🌡️ Temperature & Humidity

Lemon Grass

Temperature: 18-30°C

Humidity: 40-60%

Plectranthus

Temperature: 18-24°C

Humidity: 40-60%

🤔 Which Plant Is Right For You?

Lemon Grass

Lemon Grass

Cymbopogon citratus
Care: Expert Time: 15 minutes weekly Beginner: No

Experienced gardeners who can provide ample sunlight and manage its growth.

✅ Choose This Plant If...

  • You want a fragrant herb for cooking and teas
  • You have a sunny outdoor space
  • You enjoy the challenge of growing plants that require specific conditions
  • You want a natural insect repellent
  • You are interested in the potential health benefits of Lemon Grass

❌ Skip This Plant If...

  • You have pets that may ingest it
  • You lack a very sunny location
  • You don't want to deal with a plant that spreads via rhizomes
📍 Ideal Location: Sunny patio, herb garden, or a very bright, south-facing window indoors
🎨 Style: Tropical, Bohemian, Natural
🏠 Apartment Friendly: Limited
⚠️ According to the ASPCA, Lemon Grass is toxic to dogs, cats, and horses. Symptoms include vomiting, diarrhea, and abdominal pain. The leaves are the primary toxic part.
Plectranthus

Plectranthus

Plectranthus verticillatus
Care: Easy Time: 5 minutes weekly Beginner: Yes

Beginners looking for an easy-to-grow trailing plant for hanging baskets or shelves.

✅ Choose This Plant If...

  • It's incredibly easy to propagate from cuttings, making it great for sharing with friends.
  • It has attractive, glossy foliage that adds a touch of greenery to any space.
  • It's a relatively low-maintenance plant, perfect for busy individuals.
  • Its trailing growth habit makes it ideal for hanging baskets and shelves.
  • It tolerates a range of light conditions, making it adaptable to different environments.

❌ Skip This Plant If...

  • It's toxic to pets, so it's not suitable for households with curious animals.
  • It can become leggy if not pruned regularly.
  • It requires well-draining soil to prevent root rot.
📍 Ideal Location: Hanging basket near a window with bright, indirect light, or on a shelf.
🎨 Style: Bohemian, Tropical, Cottagecore
🏠 Apartment Friendly: Yes
⚠️ According to the ASPCA, Plectranthus species are toxic to dogs, cats, and horses. Symptoms include vomiting and diarrhea. All parts of the plant are considered toxic.

🎯 Quick Verdict

Best for Beginners Plectranthus
Pet Friendly Neither - caution
Less Maintenance Plectranthus
Apartment Friendly Plectranthus

⚡ Key Differences Between These Plants

🎯

Lemon Grass is rated Expert care level, while Plectranthus is Easy.

💡 Pro Tips For Comparing These Plants

Lemon Grass Care Tips

Lemon Grass is primarily an outdoor plant that requires full sun and consistent moisture. Growing it indoors can be challenging due to its high light requirements. It also spreads via rhizomes, so it may outgrow its container quickly. Regular division and repotting are necessary.

  • Provide at least 6-8 hours of direct sunlight daily
  • Ensure well-draining soil to prevent root rot
  • Water deeply when the top inch of soil is dry
  • Fertilize regularly during the growing season
  • Divide the plant every 1-2 years to control its spread
❄️ Winter: In colder climates, bring Lemon Grass indoors before the first frost. Reduce watering frequency and provide as much light as possible. Avoid fertilizing during the winter months. Maintain temperatures above 10°C (50°F).
☀️ Summer: Ensure adequate moisture and sunlight during the summer months. Water deeply and regularly, especially during hot, dry periods. Fertilize every 2-4 weeks with a balanced liquid fertilizer. Protect from strong winds, which can damage the leaves.

Plectranthus Care Tips

Plectranthus verticillatus is a relatively low-maintenance plant that thrives in bright, indirect light and well-draining soil. Avoid overwatering and provide occasional fertilization during the growing season. It's easily propagated from stem cuttings. Be aware of its toxicity to pets.

  • Water thoroughly when the top inch of soil is dry, but avoid overwatering.
  • Pinch back stems regularly to encourage bushier growth.
  • Fertilize every 4-6 weeks during the growing season with a balanced liquid fertilizer.
  • Provide bright, indirect light for optimal growth.
  • Repot every 1-2 years to refresh the soil and provide more space for the roots.
❄️ Winter: Reduce watering frequency as growth slows down. Ensure the plant receives adequate light during shorter days. Avoid placing near cold drafts.
☀️ Summer: Protect from intense direct sunlight to prevent leaf burn. Increase watering frequency if the plant dries out more quickly due to warmer temperatures.

⚠️ Common Problems & Solutions — Plant Care Comparison

Lemon Grass

Common Issues: Root rot, spider mites, insufficient sunlight, brown leaf tips
Solutions: Root rot: Ensure well-draining soil and avoid overwatering. Spider mites: Increase humidity and treat with insecticidal soap. Insufficient sunlight: Move to a brighter location or supplement with grow lights. Brown leaf tips: Increase humidity and ensure consistent watering.

Plectranthus

Common Issues: Root rot, Mealybugs, Aphids, Leggy growth
Solutions: Root rot: Ensure proper drainage and allow the soil to dry out slightly between waterings. Treat with fungicide if necessary. | Mealybugs: Wipe away with a cotton swab dipped in rubbing alcohol or use insecticidal soap. | Aphids: Spray with insecticidal soap or neem oil. | Leggy growth: Prune back stems to encourage bushier growth and provide more light.

❓ Frequently Asked Questions — Comparing These Plants

Lemon Grass

What are the light requirements for Lemon Grass?

Lemon Grass requires at least 6 hours of bright, indirect sunlight daily. Direct sunlight can scorch the leaves, so it’s best to place it near an east- or west-facing window where it receives filtered light. If you don’t have enough natural light, you can supplement with a grow light. Rotate the plant regularly to ensure even growth on all sides. Inadequate light can lead to leggy growth and reduced essential oil production, affecting the plant’s fragrance. Avoid placing Lemon Grass in a dark or shaded area.

How do I care for Lemon Grass?

Lemon Grass thrives in bright, indirect sunlight and requires well-draining soil. Water regularly, keeping the soil consistently moist but not waterlogged. During the growing season (spring and summer), fertilize monthly with a balanced liquid fertilizer. Prune regularly to maintain shape and encourage new growth. Lemon Grass prefers warm temperatures and high humidity; consider using a humidifier or placing the plant on a pebble tray filled with water. Repot annually in the spring to provide fresh soil and space for growth. Protect from frost and cold temperatures, as it is not cold-hardy. Monitor for pests such as aphids or spider mites and treat accordingly.

How do I propagate Lemon Grass?

Lemon Grass can be easily propagated through division, stem cuttings, or air layering. For division, carefully separate the plant into smaller clumps, ensuring each clump has healthy roots. For stem cuttings, take a 4-6 inch cutting from a healthy stem, remove the lower leaves, and plant it in moist soil. Keep the soil consistently moist until roots develop. For air layering, make a small cut on a stem, wrap it with moist sphagnum moss, and cover with plastic wrap. Once roots develop, cut the stem below the roots and plant it in soil. Propagation is best done in the spring or summer.

Plectranthus

What are the light requirements for Plectranthus?

Plectranthus prefers bright, indirect light. Direct sunlight can scorch its delicate leaves, causing discoloration and damage. An east-facing window is often ideal, providing gentle morning sun. A north-facing window can also work if the light is sufficiently bright. If placed near a south- or west-facing window, use sheer curtains to filter the light. Insufficient light will result in leggy growth and faded leaf color. Rotate the plant regularly to ensure even growth on all sides. Artificial grow lights can supplement natural light, especially during winter months. Observe your plant closely and adjust its location as needed based on its response to the light.

How do I care for Plectranthus?

Plectranthus thrives in bright, indirect light; avoid direct sunlight, which can scorch the leaves. Water when the top inch of soil feels dry to the touch, ensuring good drainage to prevent root rot. Maintain high humidity levels, ideally between 50-70%, by misting regularly or using a humidifier. Fertilize monthly during the growing season (spring and summer) with a balanced liquid fertilizer diluted to half strength. Prune regularly to maintain shape and encourage bushier growth. Repot every 1-2 years, or when the plant becomes root-bound, using a well-draining potting mix. Monitor for pests like spider mites and mealybugs, and treat promptly. Provide consistent temperatures between 65-75°F (18-24°C). Ensure proper air circulation to prevent fungal diseases.

How do I propagate Plectranthus?

Plectranthus is easily propagated through stem cuttings, division, and air layering. For stem cuttings, take a 4-6 inch cutting from a healthy stem, remove the lower leaves, and place the cutting in water or directly into moist potting mix. Roots typically develop within a few weeks. For division, carefully separate the root ball of a mature plant into smaller sections and repot each section individually. Air layering involves wounding a stem, wrapping it in moist sphagnum moss, and covering it with plastic wrap until roots develop, then cutting the stem below the roots and potting it. All methods are most successful during the growing season (spring and summer).

Last updated: April 26, 2026 — Plant care data reviewed and verified by our editorial team.