Devil's Ivy vs Ornamental Onion Plant Comparison

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

Devil's Ivy

Devil's Ivy

Epipremnum aureum

VS
Ornamental Onion

Ornamental Onion

Allium spp.

Devil's Ivy

Devil's Ivy

Epipremnum aureum

Epipremnum aureum, commonly known as Devil's Ivy or Golden Pothos, is a popular evergreen vine prized for its ease of care and attractive foliage. Native to Moorea, it's widely cultivated as an ornamental plant. Its leaves are heart-shaped and glossy, often variegated with shades of yellow or white. Devil's Ivy is a climbing plant in its natural habitat, but indoors it is typically grown in hanging baskets or trained to climb on supports. People grow it for its air-purifying qualities and aesthetic appeal, adding a touch of greenery to homes and offices.

Araceae Moorea, French Polynesia
✨ Features: Air purifying qualities, attractive foliage, easy to propagate.
📖 Read Complete Devil's Ivy Guide
Ornamental Onion

Ornamental Onion

Allium spp.

Ornamental onions are bulbous perennials grown for their showy, spherical flower heads in shades of purple, pink, white, and yellow. The foliage is typically grass-like or strap-shaped and often dies back before or during flowering. They range in size from a few inches to several feet tall, depending on the species. These plants are primarily grown outdoors in gardens and borders for their architectural interest and pollinator-attracting blooms. While some smaller varieties can be grown in containers, they are generally not suited for indoor cultivation due to their high light requirements and dormancy needs.

Amaryllidaceae Various species originate from different regions across the Northern Hemisphere, including Europe, Asia, and North America.
✨ Features: Attracts pollinators, deer-resistant, long-lasting blooms, architectural interest
📖 Read Complete Ornamental Onion Guide

Quick Plant Comparison

Feature Devil's Ivy Ornamental Onion
Light Bright, indirect light is ideal. Can tolerate lower light conditions, but variegation may fade. Full sun (at least 6-8 hours of direct sunlight daily)
Watering Every 1-2 weeks, depending on environmental conditions. Every 1-2 weeks during the growing season, less frequently during dormancy.
Humidity 40-70% 30-50%
Temperature 18-27°C 10-24°C
Care Level Easy Expert
Growth Rate Fast Moderate
Max Height Indoors, typically 0.6-3 meters (2-10 feet) 0.15-1.5 meters (depending on species)
Pet Safety ❌ Toxic To Pets ❌ Toxic To Pets
Soil Well-draining potting mix, such as a mix of peat moss, perlite, and vermiculite. Well-draining soil, such as a mix of garden soil, sand, and compost.
Beginner Friendly ✅ Yes ❌ No
Weekly Maintenance 5 minutes weekly 5 minutes weekly during the growing season.

🔬 Botanical Information — Comparing These Plants

Devil's Ivy

Scientific Name Epipremnum aureum
Family Araceae
Native To Moorea, French Polynesia
Also Known As Devil's Ivy, Golden Pothos, Pothos, Hunter's Robe, Ivy Arum, Money Plant
Leaves Heart-shaped leaves, typically 5-10 cm (2-4 inches) long. Glossy texture with variegation in shades of yellow, white, or light green. The amount of variegation can vary depending on light exposure.
Flowers Rarely flowers indoors. In its natural habitat, it can produce small, inconspicuous flowers on a spadix, but this is extremely uncommon in indoor cultivation.

Ornamental Onion

Scientific Name Allium spp.
Family Amaryllidaceae
Native To Various species originate from different regions across the Northern Hemisphere, including Europe, Asia, and North America.
Also Known As Ornamental Onion, Flowering Onion, Allium
Leaves The leaves are typically grass-like or strap-shaped, ranging in color from green to bluish-green. They emerge from the base of the plant and often die back before or during flowering. The leaves have a characteristic onion-like scent when crushed.
Flowers Ornamental onions produce showy, spherical flower heads composed of numerous small, star-shaped flowers. The flowers come in a variety of colors, including purple, pink, white, and yellow. They bloom in late spring or early summer and attract pollinators.

📏 Size & Growth — Plant Comparison

Devil's Ivy

Height Indoors, typically 0.6-3 meters (2-10 feet)
Spread Indoors, can spread several feet, depending on training and support.
Growth Rate Fast
Growth Pattern Trailing or climbing vine. It can grow long, cascading stems that can be trained to climb or allowed to trail from hanging baskets or shelves.

Ornamental Onion

Height 0.15-1.5 meters (depending on species)
Spread 0.15-0.6 meters (depending on species)
Growth Rate Moderate
Growth Pattern Ornamental onions grow from bulbs and produce upright stems topped with spherical flower heads. The foliage is typically basal and grass-like or strap-shaped. Some species spread slowly via bulb offsets, forming clumps over time.

🌱 Propagation — Comparing Plant Growth

Devil's Ivy

Methods: Stem cuttings

Difficulty: Easy

Tips: Take stem cuttings with at least one node. Place the cutting in water or directly into moist potting mix. Roots will typically develop within a few weeks.

Ornamental Onion

Methods: Bulb offsets, Seed

Difficulty: Moderate

Tips: Divide bulb offsets in the fall after the foliage has died back. Sow seeds in the spring or fall.

✨ Benefits & Features — Comparing Plant Value

Devil's Ivy

Devil's Ivy is known for its resilience and ability to thrive in a wide range of conditions. Its variegated leaves add visual interest, and it's an effective air purifier. It can adapt to different light levels, making it a versatile houseplant.

  • ✓ Air purification, removing toxins like formaldehyde and xylene.
  • ✓ Easy to care for, requiring minimal maintenance.
  • ✓ Visually appealing, adding a touch of greenery to any space.
  • ✓ Versatile, can be grown in various ways and locations.
  • ✓ Boosts mood and reduces stress, creating a more relaxing environment.
  • 🌬️ NASA-verified air purifier
  • ⚠️ Toxic to pets

Ornamental Onion

Ornamental onions are known for their striking, spherical flower heads that come in a variety of colors and sizes. They are also deer-resistant and attract pollinators, making them a valuable addition to any garden. Their foliage often dies back before flowering, adding to their unique appeal.

  • ✓ Attracts pollinators to the garden
  • ✓ Deer-resistant, protecting other plants
  • ✓ Adds unique architectural interest
  • ✓ Low-maintenance once established
  • ✓ Provides long-lasting blooms
  • ⚠️ Toxic to pets

📅 Maintenance Schedule — Plant Care Comparison

Devil's Ivy

Repotting Repot every 1-2 years, or when the plant becomes root-bound. Choose a pot that is slightly larger than the previous one.
Pruning Prune to control size and shape. Pinch back stem tips to encourage bushier growth.
Fertilizing Balanced liquid fertilizer (20-20-20) diluted to half strength, every 2-4 weeks during the growing season (spring and summer).
Seasonal Care Reduce watering frequency in winter when growth slows. Provide adequate light during shorter days.

Ornamental Onion

Repotting Not applicable for in-ground planting. For container-grown plants, repot every 2-3 years in the fall.
Pruning Remove spent flower heads to prevent self-seeding. Allow foliage to die back naturally before removing it.
Fertilizing Apply a balanced fertilizer (10-10-10) in early spring as new growth emerges. Avoid over-fertilizing, which can lead to excessive foliage growth at the expense of flowering.
Seasonal Care In spring, fertilize as new growth emerges. In summer, ensure adequate watering during dry periods. In fall, allow foliage to die back naturally and divide bulbs if needed. In winter, provide a dry, dormant period.

🌞 Light Requirements

Devil's Ivy

Bright, indirect light is ideal. Can tolerate lower light conditions, but variegation may fade.

Low light tolerant: ✅ Yes

Ornamental Onion

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

Low light tolerant: ❌ No

💧 Watering Needs

Devil's Ivy

Water thoroughly when the top inch of soil is dry. Allow excess water to drain away. Overwatering can lead to root rot, indicated by yellowing leaves and a musty smell. Underwatering results in wilting and dry, crispy leaf edges.

Ornamental Onion

Water thoroughly when the top inch of soil is dry during the growing season. Reduce watering after flowering and during dormancy. Overwatering can lead to bulb rot, especially in poorly draining soil. Underwatering can cause stunted growth and poor flowering.

🌡️ Temperature & Humidity

Devil's Ivy

Temperature: 18-27°C

Humidity: 40-70%

Ornamental Onion

Temperature: 10-24°C

Humidity: 30-50%

🤔 Which Plant Is Right For You?

Devil's Ivy

Devil's Ivy

Epipremnum aureum
Care: Easy Time: 5 minutes weekly Beginner: Yes

Beginners looking for a low-maintenance, visually appealing houseplant.

✅ Choose This Plant If...

  • You want a plant that is easy to care for and can tolerate neglect.
  • You want a plant that can help purify the air in your home.
  • You want a plant that can be grown in a variety of ways, such as in a hanging basket or trained to climb.
  • You want a plant that is relatively inexpensive and readily available.
  • You want a plant that adds a touch of greenery to your home without requiring a lot of maintenance.

❌ Skip This Plant If...

  • You have pets that may chew on plants, as it is toxic to them.
  • You are looking for a plant that requires very little light, as it needs some light to thrive.
  • You are looking for a plant that stays small, as it can grow quite long.
📍 Ideal Location: Hanging basket near a window, shelf in a bright room, or trained to climb a trellis.
🎨 Style: Tropical, Bohemian, Modern
🏠 Apartment Friendly: Yes
🌬️ Air Purifying: Yes (NASA verified)
⚠️ Toxic to dogs, cats, and horses. Contains insoluble calcium oxalates. Chewing or biting into this plant can cause oral irritation, excessive drooling, vomiting, and difficulty swallowing.
Ornamental Onion

Ornamental Onion

Allium spp.
Care: Expert Time: 5 minutes weekly during the growing season. Beginner: No

Gardeners looking for striking, low-maintenance plants to add architectural interest and attract pollinators to their outdoor spaces.

✅ Choose This Plant If...

  • You want a deer-resistant plant for your garden.
  • You want to attract pollinators like bees and butterflies to your yard.
  • You appreciate unique, architectural flower shapes.
  • You are looking for a low-maintenance perennial.
  • You have a sunny garden space with well-draining soil.

❌ Skip This Plant If...

  • You have pets that may ingest the plant.
  • You lack a sunny outdoor space.
  • You are looking for a plant that thrives indoors.
📍 Ideal Location: Outdoor garden beds, borders, or rock gardens with full sun exposure.
🎨 Style: Cottage, Naturalistic, Modern
🏠 Apartment Friendly: No
⚠️ All parts of the plant, especially the bulbs, are toxic to dogs, cats, and horses. Symptoms include vomiting, diarrhea, abdominal pain, loss of appetite, and anemia.

🎯 Quick Verdict

Best for Beginners Devil's Ivy
Pet Friendly Neither - caution
Less Maintenance Devil's Ivy
Apartment Friendly Devil's Ivy

⚡ Key Differences Between These Plants

🎯

Devil's Ivy is rated Easy care level, while Ornamental Onion is Expert.

📈

Devil's Ivy has fast growth, while Ornamental Onion grows moderate.

💡 Pro Tips For Comparing These Plants

Devil's Ivy Care Tips

Devil's Ivy is a low-maintenance plant that thrives in a variety of conditions. It is relatively tolerant of neglect, making it a good choice for beginners. However, it is toxic to pets and should be kept out of their reach.

  • Allow the top inch of soil to dry out completely before watering to prevent root rot.
  • Provide bright, indirect light for optimal growth and variegation.
  • Fertilize regularly during the growing season (spring and summer) with a balanced liquid fertilizer.
  • Prune regularly to control size and shape, and to encourage bushier growth.
  • Wipe leaves occasionally with a damp cloth to remove dust and improve air purification.
❄️ Winter: Reduce watering frequency as the plant's growth slows down. Ensure the plant is not exposed to cold drafts. Maintain adequate humidity levels, as indoor heating can dry out the air.
☀️ Summer: Water more frequently during the growing season. Protect the plant from direct sunlight, which can scorch the leaves. Increase humidity by misting the leaves or placing the pot on a tray of pebbles and water.

Ornamental Onion Care Tips

Ornamental onions are primarily outdoor plants that require full sun and well-draining soil. They are not well-suited for indoor cultivation due to their high light requirements and dormancy needs. Indoor growing is challenging due to providing sufficient light and managing the dormancy period.

  • Plant bulbs in well-draining soil to prevent rot.
  • Provide full sun for optimal flowering.
  • Allow foliage to die back naturally after flowering.
  • Divide bulbs every few years to prevent overcrowding.
  • Avoid overwatering, especially during dormancy.
❄️ Winter: Ornamental onions require a dry, dormant period in the winter. Allow the foliage to die back naturally and avoid overwatering. In colder climates, a layer of mulch can help protect the bulbs from freezing temperatures.
☀️ Summer: Ensure adequate watering during dry periods in the summer. Remove spent flower heads to prevent self-seeding. Provide support for taller varieties to prevent them from flopping over.

⚠️ Common Problems & Solutions — Plant Care Comparison

Devil's Ivy

Common Issues: Root rot, mealybugs, spider mites, leaf discoloration
Solutions: Root rot: Improve drainage and reduce watering frequency. Mealybugs/Spider mites: Treat with insecticidal soap or neem oil. Leaf discoloration: Adjust light levels or fertilizer.

Ornamental Onion

Common Issues: Bulb rot, Onion white rot, Allium leaf miner, Aphids
Solutions: Ensure well-draining soil and avoid overwatering to prevent bulb rot. Remove and destroy infected plants to control onion white rot. Use insecticidal soap to control allium leaf miner and aphids.

❓ Frequently Asked Questions — Comparing These Plants

Devil's Ivy

What are the light requirements for Devil's Ivy?

Devil’s Ivy thrives in bright, indirect light. Placing it near an east-facing window is often ideal, as it receives gentle morning sun. Avoid direct sunlight, especially during the hottest part of the day, as it can cause the leaves to burn. If the leaves start to lose their variegation, it may indicate that the plant is not receiving enough light. Rotate the plant regularly to ensure even growth. Devil’s Ivy can tolerate low light conditions, but its growth will be slower and the variegation may be less pronounced. Artificial grow lights can supplement natural light, especially during the darker months.

How do I care for Devil's Ivy?

Devil’s Ivy is a relatively easy plant to care for. Place it in bright, indirect light to maintain its vibrant variegation; avoid direct sunlight, which can scorch the leaves. Water thoroughly when the top inch of soil feels dry, allowing excess water to drain away. Overwatering can lead to root rot, so ensure the pot has good drainage. Maintain humidity levels of 50-70% by misting regularly or using a humidifier, especially in dry climates. Fertilize monthly during the growing season (spring and summer) with a balanced liquid fertilizer diluted to half strength. Repot every 1-2 years in spring, using a well-draining potting mix. Prune regularly to maintain shape and encourage bushier growth. Keep temperatures between 65-85°F (18-29°C).

How do I propagate Devil's Ivy?

Devil’s Ivy is easily propagated through stem cuttings. Cut a 4-6 inch section of stem with at least one node. Remove the lower leaves and place the cutting in water. Roots will typically develop within a few weeks. Once the roots are an inch or two long, plant the cutting in well-draining potting mix. For division, carefully separate the root ball of a mature plant into smaller sections, ensuring each section has healthy roots and foliage. Plant each section in its own pot. Air layering involves wrapping a stem node with moist sphagnum moss and covering it with plastic wrap until roots develop, then cutting the stem below the roots and planting.

Ornamental Onion

What are the light requirements for Ornamental Onion?

Ornamental Onions require at least 6-8 hours of direct sunlight per day to thrive and produce abundant blooms. Insufficient light can result in weak stems, fewer flowers, and overall poor growth. When grown indoors, place them near a south-facing window where they can receive maximum sunlight exposure. If natural light is limited, supplement with grow lights to ensure adequate illumination. Rotate the plant regularly to ensure even light distribution on all sides. Monitor the plant for signs of light stress, such as pale leaves or elongated stems, and adjust its position accordingly.

How do I care for Ornamental Onion?

Ornamental Onions thrive in well-draining soil and full sun. Plant bulbs in the fall for spring blooms, or in early spring for summer blooms. Water thoroughly after planting and then moderately throughout the growing season, allowing the soil to dry slightly between waterings. Fertilize in early spring with a balanced fertilizer to encourage strong growth and abundant blooms. Deadhead spent flowers to prevent seed production and encourage further blooming. In colder climates, provide winter protection by mulching around the base of the plant. Divide clumps every few years to prevent overcrowding and maintain vigor. With proper care, your Ornamental Onions will provide years of stunning floral displays. Maintain good airflow to prevent fungal diseases.

How do I propagate Ornamental Onion?

Ornamental Onions can be propagated by division, stem cuttings, or keiki (small plantlets that grow on the flower stalk).

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