Devil's Ivy vs Old Man Cactus Plant Comparison
Compare these two plants side by side — care needs, key differences, and which is right for your home.
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.
Old Man Cactus
Cephalocereus senilis
Cephalocereus senilis, the Old Man Cactus, is a columnar cactus characterized by its dense covering of long, white hairs that resemble an old man's beard. This slow-growing cactus can reach heights of up to 15 feet in its native habitat, but typically remains smaller in cultivation. The white hairs serve to protect the plant from intense sunlight and frost. It is primarily an outdoor plant, thriving in arid environments with full sun. People grow it for its unique appearance and novelty.
Quick Plant Comparison
| Feature | Devil's Ivy | Old Man Cactus |
|---|---|---|
| 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 2-4 weeks, depending on environmental conditions and pot size. |
| Humidity | 40-70% | 30-50% |
| Temperature | 18-27°C | 18-27°C |
| Care Level | Easy | Expert |
| Growth Rate | Fast | Slow |
| Max Height | Indoors, typically 0.6-3 meters (2-10 feet) | Up to 1 meter indoors, significantly larger outdoors. |
| 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 cactus mix (a blend of potting soil, perlite, and sand) |
| Beginner Friendly | ✅ Yes | ❌ No |
| Weekly Maintenance | 5 minutes weekly | 5-10 minutes weekly |
🔬 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. |
Old Man Cactus
| Scientific Name | Cephalocereus senilis |
|---|---|
| Family | Cactaceae |
| Native To | Hidalgo and Veracruz, Mexico |
| Also Known As | Old Man Cactus, Old Man of Mexico |
| Leaves | This cactus does not have true leaves. The white hairs are modified spines that cover the entire surface of the stem. |
| Flowers | Rarely flowers indoors. Outdoors, it may produce small, nocturnal flowers in shades of red, yellow, or white, but this is uncommon in cultivation. |
📏 Size & Growth — Plant Comparison
Devil's Ivy
Old Man Cactus
🌱 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.
Old Man Cactus
Methods: Seed, Stem cuttings (difficult)
Difficulty: Difficult
Tips: Stem cuttings require callousing for several weeks before planting in well-draining soil. Seed propagation is slow and requires specific conditions.
✨ 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
Old Man Cactus
The Old Man Cactus is unique due to its dense covering of white, hair-like spines, which give it a distinctive appearance. These hairs protect the plant from extreme temperatures and sunlight, making it well-adapted to arid environments.
- ✓ Unique aesthetic appeal
- ✓ Low maintenance once established
- ✓ Drought tolerant
- ✓ Adds texture and interest to a plant collection
- ✓ Long-lived
- ⚠️ Toxic to pets
📅 Maintenance Schedule — Plant Care Comparison
Devil's Ivy
Old Man Cactus
🌞 Light Requirements
Devil's Ivy
Bright, indirect light is ideal. Can tolerate lower light conditions, but variegation may fade.
Low light tolerant: ✅ Yes
Old Man Cactus
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.
Old Man Cactus
Water thoroughly when the soil is completely dry. Overwatering can lead to root rot. Signs of underwatering include shriveled or wrinkled stems. Signs of overwatering include soft, mushy spots on the cactus.
🌡️ Temperature & Humidity
Devil's Ivy
Temperature: 18-27°C
Humidity: 40-70%
Old Man Cactus
Temperature: 18-27°C
Humidity: 30-50%
🤔 Which Plant Is Right For You?
Devil's Ivy
Epipremnum aureumBeginners 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.
Old Man Cactus
Cephalocereus senilisExperienced plant owners who can provide ample sunlight and proper drainage.
✅ Choose This Plant If...
- You want a unique and visually striking cactus.
- You have a very sunny location, either outdoors or a sunroom.
- You are experienced with cactus care and understand their specific needs.
- You appreciate slow-growing plants that don't require frequent repotting.
- You are fascinated by desert plants and their adaptations.
❌ Skip This Plant If...
- You cannot provide at least 6-8 hours of direct sunlight daily.
- You tend to overwater plants.
- You have pets that might be tempted to chew on the cactus.
- You are a beginner plant owner.
🎯 Quick Verdict
⚡ Key Differences Between These Plants
Devil's Ivy is rated Easy care level, while Old Man Cactus is Expert.
Devil's Ivy has fast growth, while Old Man Cactus grows slow.
💡 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.
Old Man Cactus Care Tips
Old Man Cactus is primarily an outdoor plant that requires very bright light and well-draining soil. It can be challenging to grow indoors due to its high light requirements. Overwatering is a common issue. Requires very specific conditions to thrive.
- Use a terracotta pot to promote better drainage.
- Allow the soil to dry out completely between waterings.
- Provide excellent ventilation to prevent fungal diseases.
- Protect from frost in colder climates.
- Fertilize sparingly during the growing season.
⚠️ Common Problems & Solutions — Plant Care Comparison
Devil's Ivy
Old Man Cactus
❓ 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.
Old Man Cactus
What are the light requirements for Old Man Cactus?
Old Man Cactus thrives in bright, direct sunlight. Ideally, place it near a south-facing window where it can receive at least six hours of sunlight each day. Insufficient light can cause etiolation, where the cactus becomes elongated and pale.
How do I care for Old Man Cactus?
The Old Man Cactus requires a bright, sunny location with at least six hours of direct sunlight per day. Use a well-draining cactus mix and water sparingly, only when the soil is completely dry. Overwatering is a common cause of root rot, so be cautious. Fertilize sparingly during the growing season (spring and summer) with a diluted cactus fertilizer. During the winter dormancy, withhold watering and fertilization altogether.
How do I propagate Old Man Cactus?
Old Man Cactus can be propagated by offsets, seeds, or grafting. Offsets that grow at the base of the plant can be carefully removed and planted in well-draining cactus mix. Allow the offset to callous over for a few days before planting.
Last updated: May 12, 2026 — Plant care data reviewed and verified by our editorial team.