Arrowhead Plant vs Ornamental Grass Plant Comparison

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

Arrowhead Plant

Arrowhead Plant

Syngonium podophyllum

VS
Ornamental Grass

Ornamental Grass

Pennisetum setaceum

Arrowhead Plant

Arrowhead Plant

Syngonium podophyllum

Syngonium podophyllum, commonly known as the Arrowhead Plant, is a popular houseplant prized for its attractive foliage that changes shape as it matures. Juvenile leaves are typically arrow-shaped, while mature leaves develop multiple lobes. It's a vining plant that can be grown in pots, hanging baskets, or trained to climb. While naturally an outdoor plant in tropical climates, it adapts well to indoor conditions, making it a favorite for adding greenery to homes and offices. People grow it for its ease of care, attractive foliage, and air-purifying qualities.

Araceae Tropical rainforests of Latin America, from Mexico to Bolivia
✨ Features: Air purifying qualities, attractive foliage that changes shape as it matures.
📖 Read Complete Arrowhead Plant Guide
Ornamental Grass

Ornamental Grass

Pennisetum setaceum

Pennisetum setaceum, commonly known as Fountain Grass, is a perennial grass prized for its graceful, arching foliage and bottlebrush-like flower plumes. Typically grown as an annual in cooler climates, it forms dense clumps of slender, linear leaves. The flower plumes, which appear in late summer and fall, add significant ornamental value. While primarily an outdoor plant, it is sometimes grown indoors, though it requires very bright light to thrive. Fountain grass is popular for its texture, movement in the wind, and overall aesthetic appeal in gardens and landscapes.

Poaceae Tropical Africa, Southwest Asia, Arabian Peninsula
✨ Features: Ornamental plumes, adds texture and movement to landscapes
📖 Read Complete Ornamental Grass Guide

Quick Plant Comparison

Feature Arrowhead Plant Ornamental Grass
Light Bright, indirect light. Avoid direct sunlight, which can scorch the leaves. Full sun (at least 6 hours of direct sunlight daily)
Watering Every 7-10 days, adjust based on environmental conditions Every 1-2 weeks, depending on environmental conditions and pot size
Humidity 50-70% 30-50%
Temperature 18-24°C 18-27°C
Care Level Easy Expert
Growth Rate Moderate Moderate
Max Height 0.3-0.6 meters (1-2 feet) indoors 0.6-1.2 meters (indoors, typically smaller)
Pet Safety ❌ Toxic To Pets ✅ Safe
Soil Well-draining potting mix, such as a blend of peat moss, perlite, and vermiculite. Well-draining soil; a mix of potting soil, sand, and perlite is suitable
Beginner Friendly ✅ Yes ❌ No
Weekly Maintenance 5-10 minutes weekly 15 minutes weekly

🔬 Botanical Information — Comparing These Plants

Arrowhead Plant

Scientific Name Syngonium podophyllum
Family Araceae
Native To Tropical rainforests of Latin America, from Mexico to Bolivia
Also Known As Arrowhead Vine, Arrowhead Plant, American Evergreen, African Evergreen, Goosefoot Plant, Nephthytis
Leaves Juvenile leaves are typically arrow-shaped, with a pointed tip and two basal lobes. As the plant matures, the leaves develop multiple lobes, becoming more palmate in appearance. The leaves are typically green, but various cultivars offer different colors and variegation patterns, including white, pink, and bronze.
Flowers Arrowhead Plants rarely flower indoors. When they do flower, the blooms are small and inconspicuous, similar to other members of the Araceae family, with a spadix and spathe.

Ornamental Grass

Scientific Name Pennisetum setaceum
Family Poaceae
Native To Tropical Africa, Southwest Asia, Arabian Peninsula
Also Known As Fountain Grass, Crimson Fountain Grass, Purple Fountain Grass
Leaves The leaves are slender, linear, and typically green or purple, depending on the cultivar. They have a slightly rough texture and arch gracefully from the base of the plant.
Flowers While it can flower indoors under ideal conditions, it is less common than when grown outdoors. The flowers are bottlebrush-like plumes, typically pink, purple, or white, and appear in late summer and fall.

📏 Size & Growth — Plant Comparison

Arrowhead Plant

Height 0.3-0.6 meters (1-2 feet) indoors
Spread 0.3-0.6 meters (1-2 feet) indoors
Growth Rate Moderate
Growth Pattern It is a vining plant that can be grown upright in a pot, allowed to trail from a hanging basket, or trained to climb a support. It exhibits a moderate growth rate, gradually expanding its foliage.

Ornamental Grass

Height 0.6-1.2 meters (indoors, typically smaller)
Spread 0.6-0.9 meters
Growth Rate Moderate
Growth Pattern Forms dense, upright clumps of arching foliage. The flower plumes extend above the foliage, creating a fountain-like appearance.

🌱 Propagation — Comparing Plant Growth

Arrowhead Plant

Methods: Stem cuttings, Division

Difficulty: Easy

Tips: Take stem cuttings with at least one node and place them in water or directly into moist potting mix. Keep the cuttings in a warm, humid environment until roots develop.

Ornamental Grass

Methods: Seed, Division

Difficulty: Easy

Tips: For seed propagation, sow seeds indoors in early spring. For division, separate clumps in spring or fall, ensuring each division has healthy roots and shoots.

✨ Benefits & Features — Comparing Plant Value

Arrowhead Plant

The Arrowhead Plant is unique due to its changing leaf shape as it matures, transitioning from arrow-shaped to multi-lobed. It's also relatively easy to propagate and adapt to different growing conditions.

  • ✓ Improves indoor air quality
  • ✓ Adds a touch of greenery to any space
  • ✓ Relatively easy to care for, even for beginners
  • ✓ Can be grown in various containers and locations
  • ✓ Offers a visually appealing aesthetic with its unique foliage
  • 🌬️ NASA-verified air purifier
  • ⚠️ Toxic to pets

Ornamental Grass

Its graceful, arching foliage and bottlebrush-like flower plumes make it a visually striking plant. The movement of the foliage in the wind adds a dynamic element to landscapes and indoor spaces. While often grown as an annual, it can be overwintered indoors with proper care.

  • ✓ Adds visual interest and texture to indoor spaces
  • ✓ Can create a calming and relaxing atmosphere
  • ✓ Provides a touch of the outdoors indoors
  • ✓ Offers a unique aesthetic compared to typical houseplants
  • ✓ Can be used as a focal point in a room
  • 🐾 Pet Safe

📅 Maintenance Schedule — Plant Care Comparison

Arrowhead Plant

Repotting Every 1-2 years, or when the plant becomes root-bound.
Pruning Prune to maintain desired shape and size. Remove any yellow or brown leaves.
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 during the winter months when growth slows down. Maintain consistent temperature and humidity levels.

Ornamental Grass

Repotting Repot annually in spring if grown in a container, or when the plant becomes root-bound.
Pruning Cut back dead or damaged foliage as needed. In late winter or early spring, cut back the entire plant to a few inches above the ground to encourage new growth.
Fertilizing Balanced liquid fertilizer (10-10-10) diluted to half strength, applied monthly during the growing season (spring and summer)
Seasonal Care In winter, reduce watering and withhold fertilizer. If grown as an annual, it will die back with frost. In summer, ensure adequate watering and sun exposure.

🌞 Light Requirements

Arrowhead Plant

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

Low light tolerant: ✅ Yes

Ornamental Grass

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

Low light tolerant: ❌ No

💧 Watering Needs

Arrowhead Plant

Water thoroughly when the top inch of soil feels dry to the touch. Ensure proper drainage to prevent root rot. Reduce watering frequency during the winter months. Overwatering can lead to yellowing leaves and root rot; underwatering can cause the leaves to droop and brown.

Ornamental Grass

Water thoroughly when the top inch of soil feels dry. Avoid overwatering, which can lead to root rot. In containers, ensure proper drainage. Signs of underwatering include drooping or browning leaves; overwatering can cause yellowing leaves and a soggy soil.

🌡️ Temperature & Humidity

Arrowhead Plant

Temperature: 18-24°C

Humidity: 50-70%

Ornamental Grass

Temperature: 18-27°C

Humidity: 30-50%

🤔 Which Plant Is Right For You?

Arrowhead Plant

Arrowhead Plant

Syngonium podophyllum
Care: Easy Time: 5-10 minutes weekly Beginner: Yes

Beginners looking for an easy-to-care-for and visually appealing houseplant.

✅ Choose This Plant If...

  • You want a low-maintenance plant that's easy to care for.
  • You appreciate plants with interesting foliage that changes over time.
  • You're looking for a plant that can tolerate a range of light conditions.
  • You want to add a touch of the tropics to your home.
  • You are a beginner plant owner.

❌ Skip This Plant If...

  • You have pets that are prone to eating plants.
  • You tend to overwater your plants.
  • You prefer plants that stay small and compact.
📍 Ideal Location: Bright, indirect light location such as a living room, bedroom, or office.
🎨 Style: Tropical, Bohemian, Modern
🏠 Apartment Friendly: Yes
🌬️ Air Purifying: Yes (NASA verified)
⚠️ Toxic to dogs, cats, and horses. Contains calcium oxalate crystals. Symptoms include oral irritation, excessive drooling, vomiting, and difficulty swallowing. All parts of the plant are toxic.
Ornamental Grass

Ornamental Grass

Pennisetum setaceum
Care: Expert Time: 15 minutes weekly Beginner: No

Experienced gardeners who can provide the necessary sunlight and care for this outdoor plant indoors.

✅ Choose This Plant If...

  • You want a visually striking plant with graceful, arching foliage.
  • You appreciate the texture and movement that ornamental grasses bring to a space.
  • You have a very sunny indoor location or are willing to use grow lights.
  • You enjoy the bottlebrush-like flower plumes that appear in late summer and fall.
  • You are an experienced gardener who enjoys a challenge.

❌ Skip This Plant If...

  • You have limited sunlight indoors.
  • You are a beginner gardener.
  • You prefer low-maintenance plants.
📍 Ideal Location: South-facing window or sunroom with ample sunlight
🎨 Style: Bohemian, Modern, Naturalistic
🏠 Apartment Friendly: Limited
⚠️ According to the ASPCA, Pennisetum species are generally considered non-toxic to dogs, cats, and horses.

🎯 Quick Verdict

Best for Beginners Arrowhead Plant
Pet Friendly Ornamental Grass ✓
Less Maintenance Arrowhead Plant
Apartment Friendly Arrowhead Plant

⚡ Key Differences Between These Plants

🎯

Arrowhead Plant is rated Easy care level, while Ornamental Grass is Expert.

💡 Pro Tips For Comparing These Plants

Arrowhead Plant Care Tips

Arrowhead Plants are relatively easy to care for indoors. They thrive in bright, indirect light and well-draining soil. Regular watering and occasional fertilization will keep them healthy and vibrant. They can tolerate lower light conditions, but growth may be slower.

  • Allow the top inch of soil to dry out before watering.
  • Provide bright, indirect light for optimal growth.
  • Fertilize regularly during the growing season.
  • Prune regularly to maintain desired shape and size.
  • Wipe leaves occasionally to remove dust and improve photosynthesis.
❄️ Winter: Reduce watering frequency during the winter months as the plant's growth slows down. Ensure the plant is not exposed to cold drafts or sudden temperature changes. Maintain adequate humidity levels.
☀️ Summer: Provide adequate moisture during the summer months, as the plant's growth rate increases. Protect the plant from direct sunlight, which can scorch the leaves. Increase humidity levels if necessary.

Ornamental Grass Care Tips

Fountain Grass is primarily an outdoor plant and requires full sun to thrive. Growing it indoors is challenging due to its high light requirements. It needs well-draining soil, regular watering, and occasional fertilization. Indoor plants will likely be smaller and less vigorous than those grown outdoors.

  • Provide at least 6 hours of direct sunlight daily, supplementing with grow lights if necessary.
  • Use a well-draining potting mix to prevent root rot.
  • Water thoroughly when the top inch of soil feels dry, but avoid overwatering.
  • Fertilize monthly during the growing season with a balanced liquid fertilizer.
  • Prune back dead or damaged foliage regularly to maintain its appearance.
❄️ Winter: Reduce watering significantly during the winter months. Withhold fertilizer and provide as much light as possible. Maintain temperatures above 10°C.
☀️ Summer: Ensure adequate watering during the summer months, especially during hot and dry periods. Provide ample sunlight and fertilize monthly to promote healthy growth.

⚠️ Common Problems & Solutions — Plant Care Comparison

Arrowhead Plant

Common Issues: Yellowing leaves, Root rot, Spider mites, Mealybugs
Solutions: Yellowing leaves: Adjust watering habits, ensure proper drainage. Root rot: Repot with fresh soil and improve drainage. Spider mites: Treat with insecticidal soap or neem oil. Mealybugs: Remove manually with a cotton swab dipped in alcohol or treat with insecticidal soap.

Ornamental Grass

Common Issues: Insufficient light, Root rot, Pest infestations (aphids, spider mites)
Solutions: Provide more light by moving the plant to a sunnier location or using a grow light.|Ensure proper drainage and avoid overwatering.|Treat infestations with insecticidal soap or neem oil.

❓ Frequently Asked Questions — Comparing These Plants

Arrowhead Plant

What are the light requirements for Arrowhead Plant?

Arrowhead Plants prefer bright, indirect light. Too much direct sunlight can cause leaf burn, while insufficient light can lead to leggy growth and loss of variegation. An east-facing window is ideal, providing gentle morning light. A north-facing window can also work, but the plant may need supplemental light, especially during winter months.

How do I care for Arrowhead Plant?

Arrowhead Plants thrive in bright, indirect light; avoid direct sunlight, which can scorch their leaves. Water when the top inch of soil feels dry, allowing excess water to drain away to prevent root rot. Maintain humidity levels between 40-60% by misting regularly or using a humidifier. The ideal temperature range is 65-80°F (18-27°C).

How do I propagate Arrowhead Plant?

Arrowhead Plants are easily propagated through stem cuttings or layering. For stem cuttings, take a 4-6 inch cutting with at least one node. Remove the lower leaves and place the cutting in water or directly into moist potting mix. Roots should develop within a few weeks.

Ornamental Grass

What are the light requirements for Ornamental Grass?

Ornamental grasses require ample sunlight to thrive and produce their characteristic flower plumes. Aim for at least six hours of direct sunlight per day. A south-facing window is ideal for indoor plants. Insufficient light can result in leggy growth, poor flowering, and faded foliage color. If your grass is not receiving enough natural light, consider supplementing with a grow light. Rotate the plant regularly to ensure even light exposure on all sides. Some varieties can tolerate partial shade, but full sun is generally preferred for optimal performance. Observe your plant closely and adjust its location as needed to provide the best possible light conditions.

How do I care for Ornamental Grass?

Ornamental grasses thrive with regular care. Provide them with at least six hours of direct sunlight daily for optimal growth and flowering. Water deeply but infrequently, allowing the soil to dry out slightly between waterings. Fertilize sparingly in the spring with a balanced fertilizer to encourage healthy growth and bloom production. Prune back dead or damaged foliage in late winter or early spring before new growth emerges. Ensure good air circulation to prevent fungal diseases. Amend heavy clay soils with organic matter to improve drainage. Mulch around the base of the plant to retain moisture and suppress weeds. Monitor for pests and diseases and treat promptly. Repot container-grown grasses every few years to refresh the soil and provide more space for roots. Maintain moderate humidity levels, especially for indoor plants.

How do I propagate Ornamental Grass?

Ornamental grasses can be propagated through division. In early spring or fall, dig up the plant and carefully separate the root ball into smaller clumps. Each clump should have healthy roots and foliage. Replant the divisions in well-draining soil. Water thoroughly and keep the soil moist until new growth emerges. Stem cuttings are less common but can be taken in spring. Take 4-6 inch cuttings from new growth, remove lower leaves, and root in water or moist potting mix. Keikis (small plantlets that grow on the flower stalks) are rare but can be carefully removed and potted up. Provide bright, indirect light and consistent moisture to encourage rooting.

Last updated: April 24, 2026 — Plant care data reviewed and verified by our editorial team.