Monkey Puzzle Tree vs Wax Plant Plant Comparison

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

Monkey Puzzle Tree

Monkey Puzzle Tree

Araucaria araucana

VS
Wax Plant

Wax Plant

Hoya carnosa

Monkey Puzzle Tree

Monkey Puzzle Tree

Araucaria araucana

The Monkey Puzzle Tree is an ancient evergreen conifer known for its distinctive, scale-like leaves and unusual branching pattern. It is a slow-growing, dioecious tree, meaning male and female cones are borne on separate plants. Native to the Andes, it can live for over 1,000 years. While highly prized as an ornamental tree for its unique appearance, it is primarily an outdoor plant and extremely challenging to grow indoors due to its size and specific environmental needs. People grow it for its striking architectural form and historical significance.

Araucariaceae Chile and Argentina (Andes Mountains)
✨ Features: Unique architectural form, ancient lineage, drought tolerance once established.
📖 Read Complete Monkey Puzzle Tree Guide
Wax Plant

Wax Plant

Hoya carnosa

Hoya carnosa, commonly known as Wax Plant, is a popular epiphytic vine prized for its waxy, succulent-like leaves and fragrant, star-shaped flowers. It's native to Eastern Asia and Australia, where it climbs on trees in tropical forests. As a houseplant, it's grown for its attractive foliage and unique blooms, which appear in clusters and can drip nectar. While relatively easy to care for, it thrives best with bright, indirect light and well-draining soil. It is a slow to moderate grower, making it suitable for indoor spaces.

Apocynaceae Eastern Asia, Australia
✨ Features: Fragrant flowers, attractive foliage, relatively easy to care for.
📖 Read Complete Wax Plant Guide

Quick Plant Comparison

Feature Monkey Puzzle Tree Wax Plant
Light Full sun (at least 6 hours of direct sunlight daily) Bright, indirect light. Can tolerate some direct morning sun, but avoid intense afternoon sun.
Watering Every 1-2 weeks during the growing season, less frequently in winter. Every 2-3 weeks, depending on environmental conditions
Humidity 30-50% 40-60%
Temperature 5-25°C 18-24°C
Care Level Expert Easy
Growth Rate Slow Slow
Max Height Rarely exceeds 2 meters indoors, but can reach 30-40 meters outdoors. Up to 1.2 meters indoors
Pet Safety ❌ Toxic To Pets ❌ Toxic To Pets
Soil Well-draining, slightly acidic soil. A mix of sandy loam and peat moss is suitable. Well-draining potting mix, such as a mix of perlite, orchid bark, and peat moss.
Beginner Friendly ❌ No ✅ Yes
Weekly Maintenance 15 minutes weekly (mostly watering and checking for pests) 5 minutes weekly

🔬 Botanical Information — Comparing These Plants

Monkey Puzzle Tree

Scientific Name Araucaria araucana
Family Araucariaceae
Native To Chile and Argentina (Andes Mountains)
Also Known As Monkey Puzzle Tree, Chilean Pine, Pehuén
Leaves The leaves are scale-like, stiff, and sharply pointed, measuring 3-5 cm long. They are dark green in color and arranged spirally around the branches, completely covering them. The leaves persist for many years, giving the tree a dense and evergreen appearance.
Flowers Monkey Puzzle Trees rarely flower indoors. Outdoors, male cones are cylindrical and release pollen, while female cones are spherical and develop into large, edible seeds.

Wax Plant

Scientific Name Hoya carnosa
Family Apocynaceae
Native To Eastern Asia, Australia
Also Known As Wax Plant, Wax Flower, Porcelain Flower
Leaves The leaves of Hoya carnosa are thick, waxy, and succulent-like. They are typically oval-shaped and range in color from dark green to light green, with some varieties exhibiting variegation (e.g., 'Variegata' with creamy white edges). The leaves are smooth and glossy, adding to the plant's overall appeal.
Flowers Hoya carnosa can flower indoors with proper care and sufficient light. The flowers are star-shaped, waxy, and appear in clusters called umbels. They are typically pink or white with a red center and produce a sweet, strong fragrance. The flowers also secrete a sticky nectar.

📏 Size & Growth — Plant Comparison

Monkey Puzzle Tree

Height Rarely exceeds 2 meters indoors, but can reach 30-40 meters outdoors.
Spread Up to 1 meter indoors, significantly wider outdoors.
Growth Rate Slow
Growth Pattern The Monkey Puzzle Tree grows upright with a pyramidal shape when young, gradually developing a more rounded or irregular crown as it matures. Branches are typically whorled and densely covered with sharp, overlapping leaves.

Wax Plant

Height Up to 1.2 meters indoors
Spread Up to 1 meter indoors
Growth Rate Slow
Growth Pattern Hoya carnosa is a vining plant that can climb or trail. It produces long, twining stems that can be trained on a trellis or allowed to cascade from a hanging basket. The plant's growth is relatively slow, but it can eventually reach several feet in length.

🌱 Propagation — Comparing Plant Growth

Monkey Puzzle Tree

Methods: Seed, Cuttings (difficult)

Difficulty: Difficult

Tips: Propagation from seed is the most reliable method, but requires stratification. Cuttings are difficult to root.

Wax Plant

Methods: Stem cuttings, layering

Difficulty: Easy

Tips: Take stem cuttings with at least two nodes. Allow the cut end to callous over for a day or two before planting in well-draining soil. Keep the soil consistently moist until roots develop.

✨ Benefits & Features — Comparing Plant Value

Monkey Puzzle Tree

The Monkey Puzzle Tree is unique due to its ancient lineage, distinctive scale-like leaves, and unusual branching pattern. Its sharp, pointed leaves make it resistant to browsing by herbivores, and its dioecious nature adds to its reproductive complexity.

  • ✓ Provides a unique and striking aesthetic to the landscape.
  • ✓ Offers a connection to ancient plant lineages.
  • ✓ Drought-tolerant once established, reducing water needs.
  • ✓ Provides habitat for wildlife in suitable outdoor environments.
  • ✓ Can increase property value due to its rarity and visual appeal.
  • ⚠️ Toxic to pets

Wax Plant

Hoya carnosa is known for its waxy leaves and star-shaped flowers that produce a sweet fragrance and sticky nectar. The plant's flower stalks (peduncles) should not be removed after flowering, as they will produce flowers again in subsequent years. These unique characteristics make it a popular and rewarding houseplant.

  • ✓ Aesthetically pleasing with unique flowers and foliage.
  • ✓ Relatively easy to care for, even for beginners.
  • ✓ Can tolerate some neglect.
  • ✓ Adds a touch of the tropics to your home.
  • ✓ Fragrant flowers can improve mood.
  • ⚠️ Toxic to pets

📅 Maintenance Schedule — Plant Care Comparison

Monkey Puzzle Tree

Repotting Repot young plants every 2-3 years. Mature trees rarely need repotting if grown in containers.
Pruning Minimal pruning is required. Remove dead or damaged branches as needed.
Fertilizing Use a balanced, slow-release fertilizer in spring. Avoid over-fertilizing.
Seasonal Care In winter, reduce watering and protect from extreme cold. In summer, ensure adequate sunlight and water during dry periods.

Wax Plant

Repotting Every 2-3 years, or when the plant becomes root-bound.
Pruning Prune to control size and shape. Avoid removing the peduncles (flower stalks) as they will produce flowers again in subsequent years.
Fertilizing Balanced liquid fertilizer diluted to half strength, every 4-6 weeks during the growing season (spring and summer).
Seasonal Care Reduce watering in winter when growth slows down. Provide bright light year-round to encourage flowering.

🌞 Light Requirements

Monkey Puzzle Tree

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

Low light tolerant: ❌ No

Wax Plant

Bright, indirect light. Can tolerate some direct morning sun, but avoid intense afternoon sun.

Low light tolerant: ❌ No

💧 Watering Needs

Monkey Puzzle Tree

Water deeply when the soil is dry to the touch, especially during the growing season. Avoid overwatering, as this can lead to root rot. Ensure good drainage. Reduce watering in winter.

Wax Plant

Allow the soil to dry out almost completely between waterings. Overwatering can lead to root rot. Water thoroughly when the top inch or two of soil is dry. Reduce watering in winter. Signs of overwatering include yellowing leaves and a mushy stem. Underwatering is indicated by shriveled leaves.

🌡️ Temperature & Humidity

Monkey Puzzle Tree

Temperature: 5-25°C

Humidity: 30-50%

Wax Plant

Temperature: 18-24°C

Humidity: 40-60%

🤔 Which Plant Is Right For You?

Monkey Puzzle Tree

Monkey Puzzle Tree

Araucaria araucana
Care: Expert Time: 15 minutes weekly (mostly watering and checking for pests) Beginner: No

Experienced gardeners in regions with suitable climates who want a unique and striking specimen tree.

✅ Choose This Plant If...

  • You have a large outdoor space with well-draining soil and full sun.
  • You live in a region with a mild, temperate climate.
  • You appreciate unique and ancient plant species.
  • You are an experienced gardener looking for a challenging project.
  • You want a striking focal point in your landscape.

❌ Skip This Plant If...

  • You have limited space indoors.
  • You live in a region with harsh winters or extremely hot summers.
  • You are a beginner gardener.
  • You have pets that might ingest the seeds.
  • You cannot provide full sun.
📍 Ideal Location: Outdoors in a large garden or park with full sun and well-draining soil. Not suitable for indoor environments.
🎨 Style: Architectural, Naturalistic, Woodland
🏠 Apartment Friendly: No
⚠️ The seeds are reported to be toxic to dogs, cats, and horses. Symptoms may include gastrointestinal upset.
Wax Plant

Wax Plant

Hoya carnosa
Care: Easy Time: 5 minutes weekly Beginner: Yes

Beginner plant enthusiasts looking for a low-maintenance, attractive houseplant with unique flowers.

✅ Choose This Plant If...

  • You want a low-maintenance plant with unique, fragrant flowers.
  • You appreciate plants with interesting foliage.
  • You have a bright, indirect light location.
  • You don't mind a slower-growing plant.
  • You want a plant that can tolerate some neglect.

❌ Skip This Plant If...

  • You have pets that might ingest the plant.
  • You tend to overwater your plants.
  • You don't have a bright enough location.
📍 Ideal Location: East-facing window, bright bathroom, or any location with bright, indirect light.
🎨 Style: Bohemian, Tropical, Traditional
🏠 Apartment Friendly: Yes
⚠️ According to the ASPCA, Hoya carnosa is toxic to dogs, cats, and horses. Symptoms include vomiting and depression. All parts of the plant are considered toxic.

🎯 Quick Verdict

Best for Beginners Wax Plant
Pet Friendly Neither - caution
Less Maintenance Wax Plant
Apartment Friendly Wax Plant

⚡ Key Differences Between These Plants

🎯

Monkey Puzzle Tree is rated Expert care level, while Wax Plant is Easy.

💡 Pro Tips For Comparing These Plants

Monkey Puzzle Tree Care Tips

The Monkey Puzzle Tree is extremely challenging to grow indoors. It requires very bright light, well-draining soil, and careful watering. Its large size and slow growth rate make it unsuitable for most indoor environments. Maintaining proper humidity and temperature is also crucial.

  • Ensure excellent drainage to prevent root rot.
  • Provide full sun for optimal growth and health.
  • Protect young trees from extreme cold and wind.
  • Monitor for pests and diseases regularly.
  • Avoid over-fertilizing, which can damage the roots.
❄️ Winter: Protect young trees from frost and wind. Reduce watering significantly. Avoid fertilizing during dormancy.
☀️ Summer: Ensure adequate watering during dry periods. Provide shade during the hottest part of the day in extremely hot climates. Monitor for pests and diseases.

Wax Plant Care Tips

Hoya carnosa is a relatively low-maintenance houseplant that thrives in bright, indirect light and well-draining soil. Avoid overwatering and provide support for its vining growth habit. It may take several years for a young plant to bloom.

  • Allow the soil to dry out almost completely between waterings.
  • Provide bright, indirect light for optimal growth and flowering.
  • Avoid moving the plant when it's about to bloom.
  • Fertilize regularly during the growing season.
  • Provide support for its vining growth habit.
❄️ Winter: Reduce watering in winter as the plant's growth slows down. Provide bright, indirect light and maintain a temperature above 10°C. Avoid fertilizing during the winter months.
☀️ Summer: Provide bright, indirect light and water more frequently during the summer growing season. Fertilize every 4-6 weeks with a balanced liquid fertilizer. Protect the plant from intense afternoon sun to prevent leaf burn.

⚠️ Common Problems & Solutions — Plant Care Comparison

Monkey Puzzle Tree

Common Issues: Root rot, spider mites, scale insects, nutrient deficiencies
Solutions: Ensure proper drainage to prevent root rot. Treat spider mites and scale with insecticidal soap. Fertilize with a balanced fertilizer to address nutrient deficiencies.

Wax Plant

Common Issues: Root rot, mealybugs, lack of flowering
Solutions: Root rot: Ensure well-draining soil and avoid overwatering. Mealybugs: Treat with insecticidal soap or neem oil. Lack of flowering: Provide sufficient light and avoid moving the plant when it's about to bloom.

❓ Frequently Asked Questions — Comparing These Plants

Monkey Puzzle Tree

What are the light requirements for Monkey Puzzle Tree?

Monkey Puzzle Trees thrive in bright, indirect light indoors. Avoid placing them in direct sunlight, especially during the hottest part of the day, as this can scorch their leaves. An east-facing window is often ideal, providing gentle morning light. A south- or west-facing window can work if you diffuse the light with a sheer curtain. Insufficient light can lead to weak growth and sparse foliage. Rotate the plant regularly to ensure even light exposure on all sides. Supplement with artificial grow lights if natural light is limited, especially during winter months.

How do I care for Monkey Puzzle Tree?

Monkey Puzzle Trees require bright, indirect light indoors. Direct sunlight can scorch their foliage. Water thoroughly when the top inch of soil feels dry, but avoid overwatering, as this can lead to root rot. Use well-draining potting mix. Maintain moderate humidity levels. Fertilize sparingly, only during the growing season (spring and summer) with a balanced, diluted liquid fertilizer. Repot only when necessary, as they prefer to be slightly root-bound. Prune only to remove dead or damaged branches. Provide stable temperature and humidity. Regular cleaning of the leaves will help with photosynthesis. Pot size should be adequate for root growth but not excessively large.

How do I propagate Monkey Puzzle Tree?

Propagating Monkey Puzzle Trees indoors is challenging but possible. Stem cuttings are difficult to root. Take stem cuttings in spring or early summer, ideally from the current year’s growth. Apply rooting hormone to the cut end and plant in a well-draining potting mix. Maintain high humidity by covering the cutting with a plastic bag or humidity dome. Air layering is another potential method. Make a shallow cut on a branch, wrap it with moist sphagnum moss, and cover with plastic wrap. Once roots develop, sever the branch below the moss and pot it up. Be patient, as rooting can take several months.

Wax Plant

What are the light requirements for Wax Plant?

Wax Plants thrive in bright, indirect light. Avoid direct sunlight, especially during the hottest part of the day, as it can scorch the leaves. An east-facing window is ideal, providing gentle morning sun. West-facing windows can work if the plant is shielded from intense afternoon sun. South-facing windows require careful monitoring to ensure the plant doesn’t receive too much direct light. Insufficient light can result in leggy growth and a lack of flowering. If your Hoya is not getting enough natural light, consider supplementing with a grow light. Rotate your plant periodically to ensure even growth on all sides. The color of the leaves can indicate light levels: pale leaves may indicate too much light, while dark green leaves may indicate insufficient light.

How do I care for Wax Plant?

Wax Plants are relatively low-maintenance and easy to care for. They thrive in bright, indirect light, but can tolerate some shade. Water thoroughly when the top inch of soil is dry, allowing excess water to drain. Avoid overwatering, as this can lead to root rot. Use well-draining potting mix specifically formulated for epiphytes or orchids. Fertilize sparingly during the growing season (spring and summer) with a balanced liquid fertilizer diluted to half strength. Prune regularly to maintain shape and encourage bushier growth. Provide a support structure, such as a trellis or moss pole, if you want your Hoya to climb. Repot only when the plant becomes root-bound. Maintain moderate humidity levels, especially during winter. Watch for pests like mealybugs and aphids, and treat promptly if detected. Avoid moving or rotating your Hoya while it is budding or flowering, as this can cause the buds to drop.

How do I propagate Wax Plant?

Hoyas are easily propagated from stem cuttings or by layering. For stem cuttings, take a cutting with at least two nodes. Remove the lower leaves and place the cutting in water or moist perlite. Roots should develop within a few weeks. Once roots are established, plant the cutting in well-draining potting mix. For layering, bend a long vine down to the soil and secure it in place. After roots develop at the point of contact, sever the vine from the mother plant. Both methods are most successful during the growing season (spring and summer). Ensure the cuttings receive bright, indirect light and consistent moisture. Rooting hormone can improve the success rate of propagation.

Last updated: April 29, 2026 — Plant care data reviewed and verified by our editorial team.