Lemongrass vs Ornamental Plum Plant Comparison

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

Lemongrass

Lemongrass

Cymbopogon citratus

VS
Ornamental Plum

Ornamental Plum

Prunus cerasifera

Lemongrass

Lemongrass

Cymbopogon citratus

Lemongrass is a tall, perennial grass characterized by its fragrant, lemon-scented leaves and stalks. It typically grows in dense clumps, reaching heights of 3-5 feet outdoors. The plant is primarily grown for its culinary and medicinal uses, as well as its aromatic properties. While it can be grown indoors, it requires very bright light and consistent care to thrive. It is more commonly cultivated outdoors in warmer climates.

Poaceae Southeast Asia (India, Sri Lanka, Malaysia, Thailand)
✨ Features: Aromatic leaves, culinary uses, insect repellent properties (citronella oil)
📖 Read Complete Lemongrass Guide
Ornamental Plum

Ornamental Plum

Prunus cerasifera

The ornamental plum (Prunus cerasifera) is a deciduous tree known for its profuse display of pink or white flowers in early spring, followed by attractive purple or bronze-colored foliage. It typically grows to a height of 15-25 feet. While primarily an outdoor tree, it's sometimes forced into bloom indoors, but it's not naturally suited for indoor life. People grow it for its ornamental value, adding color and visual interest to landscapes, especially in early spring when other trees are still dormant. It's a popular choice for street trees and garden focal points.

Rosaceae Southeast Europe and Western Asia
✨ Features: Early spring blooms, attractive purple or bronze foliage, provides food and shelter for wildlife.
📖 Read Complete Ornamental Plum Guide

Quick Plant Comparison

Feature Lemongrass Ornamental Plum
Light Full sun (6-8 hours of direct sunlight daily) Full sun (at least 6 hours of direct sunlight per day)
Watering Every 3-7 days, depending on environmental conditions and pot size. More frequent watering is needed during hot, sunny periods. Once or twice a week during the first year, then as needed during dry periods.
Humidity 40-60% 30-50%
Temperature 18-30°C 10-27°C
Care Level Expert Expert
Growth Rate Fast Moderate
Max Height 1-3 feet (indoors), 3-5 feet (outdoors) N/A (outdoor tree, not suitable for indoor growing)
Pet Safety ❌ Toxic To Pets ❌ Toxic To Pets
Soil Well-draining, loamy soil. A mix of potting soil, perlite, and sand is suitable. Well-drained soil, adaptable to various soil types including clay, loam, and sand.
Beginner Friendly ❌ No ❌ No
Weekly Maintenance 15 minutes weekly 30 minutes monthly (pruning, pest control, watering)

🔬 Botanical Information — Comparing These Plants

Lemongrass

Scientific Name Cymbopogon citratus
Family Poaceae
Native To Southeast Asia (India, Sri Lanka, Malaysia, Thailand)
Also Known As Lemongrass, Oil Grass, Fever Grass, Citronella Grass
Leaves The leaves are long, slender, and blade-like, typically 1-3 feet long and 0.5-1 inch wide. They are bright green in color and have a rough texture. The leaves emit a strong lemon scent when crushed.
Flowers Lemongrass rarely flowers indoors. Outdoors, it may produce flower spikes with small, inconspicuous flowers under ideal conditions, but flowering is not its primary feature.

Ornamental Plum

Scientific Name Prunus cerasifera
Family Rosaceae
Native To Southeast Europe and Western Asia
Also Known As Cherry Plum, Myrobalan Plum, Flowering Plum, Purple-leaf Plum
Leaves Alternate, simple leaves that are typically ovate or elliptical in shape. Leaf color ranges from deep purple to bronze-green, depending on the cultivar. Leaves are usually 2-3 inches long with serrated edges.
Flowers Flowers profusely in early spring before the leaves emerge. Flowers are typically pink or white, about 1 inch in diameter, and have a delicate fragrance. Flowering is rare indoors.

📏 Size & Growth — Plant Comparison

Lemongrass

Height 1-3 feet (indoors), 3-5 feet (outdoors)
Spread 1-2 feet, spreads via rhizomes
Growth Rate Fast
Growth Pattern Lemongrass grows in dense clumps, with upright stalks and arching leaves. It spreads via rhizomes, which can lead to aggressive growth if not contained.

Ornamental Plum

Height N/A (outdoor tree, not suitable for indoor growing)
Spread N/A (outdoor tree, not suitable for indoor growing)
Growth Rate Moderate
Growth Pattern Upright, spreading tree with a rounded or vase-shaped crown. Branches are often slightly weeping, creating an elegant silhouette.

🌱 Propagation — Comparing Plant Growth

Lemongrass

Methods: Division, Seed, Rooting stem cuttings in water

Difficulty: Easy

Tips: Divide mature clumps in spring or summer. For stem cuttings, place the cut end in water until roots develop, then plant in soil. Keep soil consistently moist during propagation.

Ornamental Plum

Methods: Seed, grafting, budding, and stem cuttings.

Difficulty: Moderate

Tips: For stem cuttings, take semi-hardwood cuttings in late summer. Use rooting hormone and keep the cuttings moist. Grafting and budding are more complex and usually done by professionals.

✨ Benefits & Features — Comparing Plant Value

Lemongrass

Lemongrass is distinguished by its strong lemon scent and flavor, which is due to the presence of citronella oil. It is a fast-growing grass that can reach impressive heights in optimal conditions. Its culinary and medicinal uses make it a valuable addition to any garden.

  • ✓ Fresh lemongrass for culinary use
  • ✓ Natural insect repellent
  • ✓ Aromatic fragrance
  • ✓ Adds a tropical aesthetic to your garden or home
  • ✓ Potential medicinal benefits (consult a healthcare professional)
  • ⚠️ Toxic to pets

Ornamental Plum

The ornamental plum is unique for its combination of early spring flowers and purple foliage. This provides a long season of visual interest in the landscape. The intensity of the purple color can vary depending on the cultivar and environmental conditions.

  • ✓ Provides early spring color.
  • ✓ Attracts pollinators.
  • ✓ Offers visual interest with purple foliage.
  • ✓ Relatively low-maintenance once established.
  • ✓ Provides shade.
  • ⚠️ Toxic to pets

📅 Maintenance Schedule — Plant Care Comparison

Lemongrass

Repotting Every 1-2 years, or when the plant becomes root-bound. Divide the plant during repotting to control its size.
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 (spring and summer).
Seasonal Care During the growing season (spring/summer), water and fertilize regularly. In winter, reduce watering and provide adequate light. Protect from frost if grown outdoors.

Ornamental Plum

Repotting N/A (outdoor tree, not suitable for indoor growing)
Pruning Prune to remove dead, damaged, or crossing branches. Shape the tree for desired form and improve air circulation.
Fertilizing Apply a balanced fertilizer (e.g., 10-10-10) in early spring before new growth begins. Follow package instructions for application rates.
Seasonal Care In winter, protect young trees from frost damage. Prune in late winter or early spring before new growth begins. In summer, water during dry spells and monitor for pests and diseases.

🌞 Light Requirements

Lemongrass

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

Low light tolerant: ❌ No

Ornamental Plum

Full sun (at least 6 hours of direct sunlight per day)

Low light tolerant: ❌ No

💧 Watering Needs

Lemongrass

Water thoroughly when the top inch of soil feels dry. Avoid overwatering, which can lead to root rot. Signs of underwatering include wilting and browning leaf tips. Signs of overwatering include yellowing leaves and a soggy soil.

Ornamental Plum

Water deeply when planting and during dry spells, especially in the first few years. Established trees are relatively drought-tolerant. Overwatering can lead to root rot, indicated by yellowing leaves and a general decline in health. Underwatering will cause leaf drop and stunted growth.

🌡️ Temperature & Humidity

Lemongrass

Temperature: 18-30°C

Humidity: 40-60%

Ornamental Plum

Temperature: 10-27°C

Humidity: 30-50%

🤔 Which Plant Is Right For You?

Lemongrass

Lemongrass

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

Experienced gardeners in warm climates who want to grow their own culinary herb and are aware of the plant's toxicity to pets.

✅ Choose This Plant If...

  • You want to grow your own fresh lemongrass for cooking and teas.
  • You live in a warm climate with plenty of sunlight.
  • You are an experienced gardener looking for a rewarding challenge.
  • You want a natural insect repellent in your garden.
  • You are aware of the plant's toxicity to pets and can keep it out of their reach.

❌ Skip This Plant If...

  • You have pets that may ingest the plant.
  • You live in a cold climate with limited sunlight.
  • You are a beginner gardener looking for an easy-care plant.
📍 Ideal Location: Outdoors in a sunny garden bed or large container. Indoors, a south-facing window with supplemental lighting.
🎨 Style: Tropical, Bohemian, Natural
🏠 Apartment Friendly: Limited
⚠️ According to the ASPCA, lemongrass is toxic to dogs, cats, and horses. Symptoms include vomiting, diarrhea, and abdominal pain. The leaves and stems are the toxic parts.
Ornamental Plum

Ornamental Plum

Prunus cerasifera
Care: Expert Time: 30 minutes monthly (pruning, pest control, watering) Beginner: No

Gardeners looking for a beautiful flowering tree with attractive foliage to add color to their landscape.

✅ Choose This Plant If...

  • You want a tree with beautiful spring blossoms.
  • You desire a tree with attractive purple foliage.
  • You need a relatively low-maintenance tree once established.
  • You want to attract pollinators to your garden.
  • You have a sunny location in your yard.

❌ Skip This Plant If...

  • You have limited space, as this is a large tree.
  • You have pets that might ingest toxic plant parts.
  • You live in a region with very poor soil drainage.
📍 Ideal Location: Outdoor garden or landscape with full sun exposure.
🎨 Style: Cottage, Traditional, Romantic
🏠 Apartment Friendly: No
⚠️ All parts of the ornamental plum, including the leaves, stems, and pits, contain cyanogenic glycosides, which can release cyanide when ingested. This is toxic to dogs, cats, and horses. Symptoms include difficulty breathing, dilated pupils, vomiting, and seizures.

🎯 Quick Verdict

Best for Beginners Neither ideal
Pet Friendly Neither - caution
Less Maintenance Similar effort
Apartment Friendly Check space

⚡ Key Differences Between These Plants

☀️

Lemongrass needs full sun (6-8 hours of direct sunlight daily), while Ornamental Plum prefers full sun (at least 6 hours of direct sunlight per day).

📈

Lemongrass has fast growth, while Ornamental Plum grows moderate.

💡 Pro Tips For Comparing These Plants

Lemongrass Care Tips

Lemongrass is relatively easy to grow outdoors in warm climates with ample sunlight. Indoor cultivation is challenging due to high light requirements. It needs regular watering, fertilization, and repotting due to its fast growth and rhizomatous nature. Toxicity to pets is a major concern.

  • Provide at least 6 hours of direct sunlight daily.
  • Water deeply when the top inch of soil is dry.
  • Fertilize regularly during the growing season.
  • Protect from frost in colder climates.
  • Divide the plant every 1-2 years to prevent overcrowding.
❄️ Winter: Reduce watering frequency during winter. If grown outdoors in a cold climate, protect the plant from frost by bringing it indoors or covering it with a frost blanket. Ensure adequate light if kept indoors.
☀️ Summer: Water more frequently during hot summer months. Provide afternoon shade in extremely hot climates to prevent leaf burn. Fertilize regularly to support growth.

Ornamental Plum Care Tips

Ornamental plums are primarily outdoor trees and are not suitable for indoor growing. Attempting to grow them indoors will likely result in a stressed and unhealthy plant due to insufficient light, humidity, and space. They require full sun and well-drained soil to thrive.

  • Plant in well-drained soil to prevent root rot.
  • Water deeply during dry spells, especially when young.
  • Prune annually to maintain shape and remove deadwood.
  • Monitor for pests and diseases and treat promptly.
  • Fertilize in early spring to promote healthy growth.
❄️ Winter: Protect young trees from frost damage by wrapping the trunk with burlap. Avoid pruning during the coldest months. Ensure adequate watering if the ground is not frozen.
☀️ Summer: Water deeply during dry spells. Monitor for pests and diseases and treat promptly. Mulch around the base of the tree to conserve moisture and suppress weeds.

⚠️ Common Problems & Solutions — Plant Care Comparison

Lemongrass

Common Issues: Root rot, spider mites, insufficient sunlight, browning leaf tips
Solutions: Root rot: Ensure well-draining soil and avoid overwatering. Spider mites: Treat with insecticidal soap or neem oil. Insufficient sunlight: Provide supplemental lighting or move to a sunnier location. Browning leaf tips: Increase humidity and ensure consistent watering.

Ornamental Plum

Common Issues: Aphids, spider mites, Japanese beetles, bacterial leaf spot.
Solutions: For aphids and spider mites, use insecticidal soap or neem oil. Control Japanese beetles with handpicking or insecticides. Prevent bacterial leaf spot by providing good air circulation and avoiding overhead watering.

❓ Frequently Asked Questions — Comparing These Plants

Lemongrass

What are the light requirements for Lemongrass?

Lemongrass demands bright, indirect sunlight for optimal growth. Insufficient light can lead to leggy growth and reduced essential oil production, diminishing its characteristic aroma. A south- or east-facing window is ideal, providing ample light without direct scorching. If direct sunlight is unavoidable, filter it with a sheer curtain. Rotate the plant regularly to ensure even light exposure on all sides. If natural light is inadequate, supplement with a grow light for at least 6 hours per day. Monitor leaf color; pale or yellowing leaves may indicate too much direct sunlight, while elongated stems suggest insufficient light.

How do I care for Lemongrass?

Lemongrass thrives with bright, indirect sunlight, needing at least 6 hours daily. Water thoroughly when the top inch of soil feels dry, ensuring good drainage to prevent root rot. Maintain a consistently moist soil, but avoid overwatering. A well-draining potting mix is crucial for healthy growth. Fertilize every 2-4 weeks during the growing season (spring and summer) with a balanced liquid fertilizer diluted to half strength. Maintain humidity levels around 50-60% by misting regularly or using a humidifier. Prune regularly to encourage bushier growth and remove any dead or yellowing leaves. Repot annually in spring to provide fresh soil and more room for growth. Protect from frost, as Lemongrass is sensitive to cold temperatures. Ensure good air circulation to prevent fungal diseases.

How do I propagate Lemongrass?

Lemongrass can be easily propagated through division, stem cuttings, or air layering. For division, carefully separate the plant clump into smaller sections, ensuring each section has healthy roots. Replant each section in a separate pot with well-draining soil. For stem cuttings, take a healthy stem cutting about 4-6 inches long. Remove the lower leaves and place the cutting in water. Once roots develop, transplant it into soil. Air layering involves making a small cut on a stem, wrapping it with moist sphagnum moss, and covering it with plastic wrap. Once roots emerge through the moss, cut the stem below the roots and plant it in soil. Keep the soil consistently moist and provide bright, indirect light for successful propagation.

Ornamental Plum

What are the light requirements for Ornamental Plum?

Ornamental Plums require bright, indirect light to thrive indoors. Direct sunlight can scorch their leaves, while insufficient light can lead to leggy growth and faded foliage color. A location near an east- or west-facing window is ideal. If you only have a south-facing window, filter the light with a sheer curtain. Rotate the plant regularly to ensure all sides receive adequate light. If natural light is limited, supplement with a grow light. Observe the plant’s leaves; if they start to lose their vibrant color, it may indicate insufficient light. Adjust the plant’s location accordingly to maximize light exposure without causing leaf burn.

How do I care for Ornamental Plum?

Ornamental Plums thrive indoors with bright, indirect light. Water when the top inch of soil feels dry, ensuring good drainage to prevent root rot. Maintain moderate humidity levels, especially during winter months. Fertilize monthly during the growing season (spring and summer) with a balanced liquid fertilizer diluted to half strength. Prune regularly to maintain shape and size, removing any dead or crossing branches. Repot every 2-3 years, or when the plant becomes root-bound, using a well-draining potting mix. Monitor for pests like spider mites and aphids, treating promptly with insecticidal soap. Provide stable temperatures between 60-75°F (15-24°C) and avoid drafts. Rotate the plant periodically for even growth. Ensure adequate airflow around the plant.

How do I propagate Ornamental Plum?

Ornamental Plums can be propagated via stem cuttings or air layering. For stem cuttings, take a 4-6 inch cutting from new growth in spring or summer. Remove the lower leaves and dip the cut end in rooting hormone. Plant the cutting in a well-draining potting mix and keep it moist. Cover with a plastic bag to maintain humidity. Roots should develop in 4-6 weeks. For air layering, make a small incision on a stem and wrap it with moist sphagnum moss. Cover the moss with plastic wrap and secure it with tape. Keep the moss moist. Roots should develop in several weeks. Once rooted, cut the stem below the roots and pot it in a new container. Both methods require patience and consistent moisture.

Last updated: May 14, 2026 — Plant care data reviewed and verified by our editorial team.