Crystal Anthurium vs Lyme Grass Plant Comparison

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

Crystal Anthurium

Crystal Anthurium

Anthurium crystallinum

VS
Lyme Grass

Lyme Grass

Leymus arenarius

Crystal Anthurium

Crystal Anthurium

Anthurium crystallinum

Anthurium crystallinum is a stunning aroid prized for its velvety, heart-shaped leaves adorned with prominent, silvery-white veins that create a striking crystalline pattern. This plant is native to the rainforests of Colombia, where it grows as an epiphyte or terrestrial plant. While it can be grown indoors, it requires specific conditions to thrive. People grow it for its ornamental foliage, which adds a touch of elegance and sophistication to any indoor space. It is not naturally an indoor plant, so maintaining proper humidity and temperature is crucial for its survival indoors. It grows upright and does not spread aggressively.

Araceae Colombia, South America
✨ Features: Striking foliage with crystalline vein patterns.
📖 Read Complete Crystal Anthurium Guide
Lyme Grass

Lyme Grass

Leymus arenarius

Lyme grass (Leymus arenarius) is a cool-season perennial grass known for its striking blue-gray foliage. It typically grows in clumps, reaching heights of 1 to 3 feet. This grass is native to sandy coastal areas and is well-adapted to harsh conditions like salt spray and nutrient-poor soils. It spreads aggressively via rhizomes, forming dense colonies. While primarily an outdoor plant used for erosion control and ornamental purposes, some gardeners attempt to grow it in containers. Its aesthetic appeal lies in its unique color and texture, making it a popular choice for landscaping.

Poaceae Europe, particularly coastal regions
✨ Features: Erosion control, drought tolerance, striking blue-gray foliage
📖 Read Complete Lyme Grass Guide

Quick Plant Comparison

Feature Crystal Anthurium Lyme Grass
Light Bright, indirect light. Avoid direct sunlight, which can scorch the leaves. Full sun
Watering Every 7-10 days, depending on environmental conditions. Every 1-2 weeks, depending on weather and soil drainage
Humidity 60-80% 30-50%
Temperature 20-24°C 10-24°C
Care Level Expert Expert
Growth Rate Moderate Fast
Max Height 60-90 cm 0.3-0.9 meters (1-3 feet)
Pet Safety ❌ Toxic To Pets ✅ Safe
Soil Well-draining aroid mix (e.g., equal parts potting mix, perlite, and orchid bark). Well-draining sandy or loamy soil
Beginner Friendly ❌ No ❌ No
Weekly Maintenance 15 minutes weekly 10 minutes weekly (mostly weeding and occasional trimming)

🔬 Botanical Information — Comparing These Plants

Crystal Anthurium

Scientific Name Anthurium crystallinum
Family Araceae
Native To Colombia, South America
Also Known As Crystal Anthurium
Leaves The leaves are large, heart-shaped, and velvety in texture. They are typically a dark green color with prominent silvery-white veins that create a crystalline pattern. The leaves can grow up to 30 cm long and 20 cm wide.
Flowers Anthurium crystallinum can flower indoors, but it is not very common. The flowers are typical of Anthuriums, with a spadix and spathe. The spathe is usually green or white.

Lyme Grass

Scientific Name Leymus arenarius
Family Poaceae
Native To Europe, particularly coastal regions
Also Known As Lyme Grass, Blue Lyme Grass, Sand Lyme Grass
Leaves The leaves are linear, stiff, and blue-gray in color. They are typically 1-2 cm wide and 20-60 cm long. The texture is somewhat rough.
Flowers It rarely flowers indoors. Outdoors, it produces inconspicuous flower spikes in summer.

📏 Size & Growth — Plant Comparison

Crystal Anthurium

Height 60-90 cm
Spread 45-60 cm
Growth Rate Moderate
Growth Pattern The plant grows upright with new leaves emerging from the center of the plant. It does not spread aggressively via rhizomes or runners. It can be trained to climb with support, but naturally grows in an upright fashion.

Lyme Grass

Height 0.3-0.9 meters (1-3 feet)
Spread Spreads aggressively via rhizomes, potentially covering several feet
Growth Rate Fast
Growth Pattern Spreading, rhizomatous, clump-forming grass. It forms dense colonies and can quickly fill in an area.

🌱 Propagation — Comparing Plant Growth

Crystal Anthurium

Methods: Division, Seed

Difficulty: Moderate

Tips: Divide the plant at the roots, ensuring each division has healthy roots and leaves. Seeds are difficult to germinate indoors.

Lyme Grass

Methods: Division, Seed, Rhizome cuttings

Difficulty: Easy

Tips: Divide clumps in spring or fall. For seed propagation, sow seeds in spring after a cold stratification period. Rhizome cuttings can be taken and planted directly into the soil.

✨ Benefits & Features — Comparing Plant Value

Crystal Anthurium

The Anthurium crystallinum is distinguished by its velvety, dark green leaves and striking silvery-white veins that create a crystalline pattern. This unique venation makes it a highly sought-after plant among collectors. The leaves are also unusually large and heart-shaped, adding to its visual appeal.

  • ✓ Adds a touch of elegance to indoor spaces.
  • ✓ Provides a unique and visually appealing focal point.
  • ✓ Can improve indoor humidity levels.
  • ✓ Offers a sense of accomplishment when grown successfully.
  • ✓ Enhances the overall aesthetic of a plant collection.
  • ⚠️ Toxic to pets

Lyme Grass

Its striking blue-gray foliage and aggressive rhizomatous growth distinguish it from other ornamental grasses. It is highly tolerant of coastal conditions, including salt spray and sandy soils.

  • ✓ Erosion control on slopes and dunes.
  • ✓ Drought tolerance reduces water usage.
  • ✓ Unique blue-gray foliage adds visual interest.
  • ✓ Low maintenance once established.
  • ✓ Provides habitat for beneficial insects.
  • 🐾 Pet Safe

📅 Maintenance Schedule — Plant Care Comparison

Crystal Anthurium

Repotting Every 1-2 years, or when the plant becomes root-bound.
Pruning Remove any yellowing or damaged leaves to maintain appearance and prevent disease.
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 winter when growth slows. Maintain humidity levels year-round. Provide supplemental lighting during winter months if needed.

Lyme Grass

Repotting Repotting is rarely done as it is an outdoor plant. If container grown, repot annually in spring to control rhizome spread.
Pruning Cut back dead foliage in late winter or early spring.
Fertilizing Balanced slow-release fertilizer in spring. Avoid over-fertilizing.
Seasonal Care In winter, cut back dead foliage. In spring, apply a slow-release fertilizer. Summer may require more frequent watering during dry spells. Fall is a good time for division.

🌞 Light Requirements

Crystal Anthurium

Bright, indirect light. Avoid direct sunlight, which can scorch the leaves.

Low light tolerant: ❌ No

Lyme Grass

Full sun

Low light tolerant: ❌ No

💧 Watering Needs

Crystal Anthurium

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 root rot, while underwatering can cause the leaves to droop and become crispy.

Lyme Grass

Water thoroughly when the top inch of soil feels dry. Avoid overwatering, as this can lead to root rot. Established plants are drought-tolerant. Signs of underwatering include drooping or browning leaves. Overwatering can cause yellowing leaves and a soggy soil.

🌡️ Temperature & Humidity

Crystal Anthurium

Temperature: 20-24°C

Humidity: 60-80%

Lyme Grass

Temperature: 10-24°C

Humidity: 30-50%

🤔 Which Plant Is Right For You?

Crystal Anthurium

Crystal Anthurium

Anthurium crystallinum
Care: Expert Time: 15 minutes weekly Beginner: No

Experienced plant enthusiasts who can provide the necessary humidity and care.

✅ Choose This Plant If...

  • You appreciate plants with unique and striking foliage.
  • You can provide high humidity levels consistently.
  • You have experience caring for tropical plants.
  • You are willing to provide bright, indirect light.
  • You enjoy the challenge of growing more demanding plants.

❌ Skip This Plant If...

  • You struggle to maintain high humidity levels.
  • You have pets that might ingest the plant.
  • You are a beginner plant owner.
  • You prefer low-maintenance plants.
  • You don't have a bright, indirect light source.
📍 Ideal Location: Bathroom, greenhouse, or near a humidifier.
🎨 Style: Tropical, Modern, Eclectic
🏠 Apartment Friendly: Limited
⚠️ All parts of the plant contain calcium oxalate crystals, which are toxic to dogs, cats, and horses. Symptoms include oral irritation, excessive drooling, vomiting, and difficulty swallowing.
Lyme Grass

Lyme Grass

Leymus arenarius
Care: Expert Time: 10 minutes weekly (mostly weeding and occasional trimming) Beginner: No

Gardeners looking for a low-maintenance, drought-tolerant ornamental grass for coastal or sandy areas.

✅ Choose This Plant If...

  • You want a drought-tolerant ornamental grass for a sunny location.
  • You need a plant for erosion control in sandy soils.
  • You appreciate the unique blue-gray foliage color.
  • You want a low-maintenance plant once established.
  • You live in a coastal area with salt spray.

❌ Skip This Plant If...

  • You have limited space, as it spreads aggressively.
  • You cannot provide full sun.
  • You are looking for a low-maintenance indoor plant.
📍 Ideal Location: Outdoor garden, coastal area, sandy soil
🎨 Style: Coastal, Natural, Modern
🏠 Apartment Friendly: No
⚠️ According to the ASPCA, grasses are generally non-toxic to dogs, cats, and horses. However, ingestion of large quantities may cause mild gastrointestinal upset.

🎯 Quick Verdict

Best for Beginners Neither ideal
Pet Friendly Lyme Grass ✓
Less Maintenance Similar effort
Apartment Friendly Check space

⚡ Key Differences Between These Plants

📈

Crystal Anthurium has moderate growth, while Lyme Grass grows fast.

💡 Pro Tips For Comparing These Plants

Crystal Anthurium Care Tips

Anthurium crystallinum is a challenging plant to grow indoors due to its high humidity and specific light requirements. It requires consistent moisture, well-draining soil, and protection from direct sunlight. Maintaining high humidity is crucial for its health and appearance.

  • Use distilled or rainwater to avoid mineral buildup on leaves.
  • Wipe leaves regularly with a damp cloth to remove dust and maintain shine.
  • Provide a moss pole or other support for the plant to climb.
  • Monitor for pests regularly and treat promptly.
  • Maintain consistent temperature and humidity levels to prevent stress.
❄️ Winter: Reduce watering frequency as the plant's growth slows down. Maintain humidity levels with a humidifier. Ensure the plant is not exposed to cold drafts. Provide supplemental lighting if necessary.
☀️ Summer: Increase watering frequency during the growing season. Protect the plant from direct sunlight to prevent leaf burn. Maintain high humidity levels. Fertilize regularly with a diluted balanced fertilizer.

Lyme Grass Care Tips

Lyme grass is primarily an outdoor plant that thrives in full sun and well-draining soil. Indoor cultivation is challenging due to its high light requirements and aggressive spreading habit. It needs excellent drainage to prevent root rot. Regular division is necessary to control its spread.

  • Plant in well-draining soil to prevent root rot.
  • Provide full sun for optimal color and growth.
  • Divide clumps every few years to control spread.
  • Water deeply but infrequently once established.
  • Cut back dead foliage in late winter or early spring.
❄️ Winter: Cut back dead foliage in late winter or early spring. Ensure good drainage to prevent root rot.
☀️ Summer: Water more frequently during dry spells. Provide full sun for optimal growth and color.

⚠️ Common Problems & Solutions — Plant Care Comparison

Crystal Anthurium

Common Issues: Root rot, Leaf burn, Spider mites, Yellowing leaves
Solutions: Root rot: Improve drainage and reduce watering frequency. | Leaf burn: Move the plant away from direct sunlight. | Spider mites: Treat with insecticidal soap or neem oil. | Yellowing leaves: Adjust watering and check for nutrient deficiencies.

Lyme Grass

Common Issues: Root rot, Rust, Aphids, Spreading too aggressively
Solutions: Ensure well-draining soil and avoid overwatering. Treat rust with a fungicide. Control aphids with insecticidal soap. Contain spread by using barriers or planting in containers.

❓ Frequently Asked Questions — Comparing These Plants

Crystal Anthurium

What are the light requirements for Crystal Anthurium?

Crystal Anthuriums prefer bright, indirect light. Direct sunlight can scorch their delicate leaves, causing unsightly brown spots. An east-facing window is often ideal, providing gentle morning light. A north-facing window can also work, but the plant may need supplemental lighting if it doesn’t receive enough natural light. If you are using a south- or west-facing window, be sure to filter the light with a sheer curtain. Observe the plant’s leaves for signs of inadequate or excessive light. Pale leaves may indicate insufficient light, while scorched leaves suggest too much direct sun. Rotate the plant regularly to ensure even light exposure on all sides.

How do I care for Crystal Anthurium?

Crystal Anthurium thrives in bright, indirect light, avoiding direct sunlight which can scorch its leaves. Use a well-draining potting mix such as a blend of orchid bark, perlite, and peat moss. Water thoroughly when the top inch of soil feels dry, allowing excess water to drain away. Maintain high humidity levels (60-80%) through regular misting, a humidifier, or a pebble tray. Fertilize monthly during the growing season (spring and summer) with a balanced liquid fertilizer diluted to half strength. Keep temperatures between 65-80°F (18-27°C). Repot every 1-2 years as needed, using a slightly larger pot. Prune any yellowing or damaged leaves to maintain its appearance and health. Monitor for pests such as spider mites and mealybugs, and treat promptly if detected. Provide good air circulation to prevent fungal diseases. Avoid overwatering, which can lead to root rot.

How do I propagate Crystal Anthurium?

Crystal Anthurium can be propagated by division, stem cuttings, or keiki (offsets).

Lyme Grass

What are the light requirements for Lyme Grass?

Lyme Grass requires ample sunlight to thrive. Aim for at least six hours of direct sunlight daily, especially for aquatic varieties. If grown indoors in a large container, position the plant near a south-facing window or supplement with artificial grow lights. Insufficient light can lead to leggy growth, pale foliage, and reduced vigor. When planting in a pond, consider the angle of the sun and choose a location where the grass will receive maximum sunlight exposure throughout the day. Partial shade is tolerated, particularly in hotter climates, but full sun yields the best results for vibrant color and robust growth. Monitoring light levels and adjusting the plant’s position accordingly is crucial for its health.

How do I care for Lyme Grass?

Lyme Grass thrives in full sun to partial shade, requiring at least 6 hours of direct sunlight for optimal growth. Water quality is paramount; use dechlorinated water or allow tap water to sit for 24 hours to dissipate chlorine. Maintain a water pH between 6.0 and 7.5. For aquatic Lyme Grass, ensure the crown of the plant is just above the water level. For semi-aquatic Lyme Grass, keep the soil consistently moist. Fertilize sparingly with a diluted aquatic plant fertilizer during the growing season (spring and summer). Avoid over-fertilizing, as this can lead to algae blooms. Prune away any dead or yellowing foliage to maintain its appearance and prevent disease. Regularly check for pests like aphids and treat accordingly.

How do I propagate Lyme Grass?

Lyme Grass is easily propagated through division or cuttings.

Last updated: May 3, 2026 — Plant care data reviewed and verified by our editorial team.