Butterfly Weed vs Monkey Puzzle Tree Plant Comparison

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

Butterfly Weed

Butterfly Weed

Asclepias tuberosa

VS
Monkey Puzzle Tree

Monkey Puzzle Tree

Araucaria araucana

Butterfly Weed

Butterfly Weed

Asclepias tuberosa

Butterfly Weed is a herbaceous perennial native to North America, known for its vibrant orange (sometimes yellow or red) flowers. It typically grows to a height of 1-3 feet with an upright, bushy habit. Unlike other milkweeds, it does not have milky sap. It's primarily an outdoor plant, valued for attracting butterflies, especially Monarchs, and other pollinators to gardens. It is grown for its bright blooms and its role as a host plant for Monarch butterfly larvae.

Apocynaceae North America
✨ Features: Attracts butterflies, especially Monarchs; host plant for Monarch larvae; drought-tolerant once established.
📖 Read Complete Butterfly Weed Guide
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

Quick Plant Comparison

Feature Butterfly Weed Monkey Puzzle Tree
Light Full sun (at least 6 hours of direct sunlight daily) Full sun (at least 6 hours of direct sunlight daily)
Watering Once established, water deeply every 2-4 weeks, or more frequently during prolonged dry spells. Every 1-2 weeks during the growing season, less frequently in winter.
Humidity 30-50% 30-50%
Temperature 18-30°C 5-25°C
Care Level Expert Expert
Growth Rate Moderate Slow
Max Height N/A - Primarily an outdoor plant; difficult to maintain indoors. Rarely exceeds 2 meters indoors, but can reach 30-40 meters outdoors.
Pet Safety ❌ Toxic To Pets ❌ Toxic To Pets
Soil Well-draining sandy or loamy soil. Avoid heavy clay soils. Well-draining, slightly acidic soil. A mix of sandy loam and peat moss is suitable.
Beginner Friendly ❌ No ❌ No
Weekly Maintenance 10 minutes weekly (weeding, deadheading, pest control) 15 minutes weekly (mostly watering and checking for pests)

🔬 Botanical Information — Comparing These Plants

Butterfly Weed

Scientific Name Asclepias tuberosa
Family Apocynaceae
Native To North America
Also Known As Butterfly Weed, Pleurisy Root, Orange Milkweed, Butterfly Milkweed
Leaves The leaves are lance-shaped, 2-6 inches long, and arranged alternately along the stems. They are smooth, green, and have a slightly leathery texture.
Flowers Butterfly Weed produces clusters of bright orange (sometimes yellow or red) flowers in umbels at the ends of the stems. Flowering typically occurs from late spring to late summer. It does not flower indoors.

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.

📏 Size & Growth — Plant Comparison

Butterfly Weed

Height N/A - Primarily an outdoor plant; difficult to maintain indoors.
Spread N/A - Primarily an outdoor plant; difficult to maintain indoors. Spreads by rhizomes.
Growth Rate Moderate
Growth Pattern Upright, bushy perennial with multiple stems emerging from a central root system. It typically grows to a height of 1-3 feet and spreads by rhizomes.

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.

🌱 Propagation — Comparing Plant Growth

Butterfly Weed

Methods: Seed, Root cuttings, Division

Difficulty: Moderate

Tips: For seeds, cold stratification (placing seeds in a refrigerator for several weeks) improves germination. Root cuttings should be taken in late fall or early spring. Division is best done in early spring or fall.

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.

✨ Benefits & Features — Comparing Plant Value

Butterfly Weed

Unlike many other milkweeds, Butterfly Weed has clear sap instead of milky sap. It is also known for its vibrant orange flowers, which are a favorite of butterflies.

  • ✓ Attracts pollinators, supporting local ecosystems.
  • ✓ Provides food and habitat for Monarch butterflies.
  • ✓ Adds vibrant color to the garden.
  • ✓ Drought-tolerant, reducing water consumption.
  • ✓ Relatively low-maintenance once established.
  • ⚠️ Toxic to pets

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

📅 Maintenance Schedule — Plant Care Comparison

Butterfly Weed

Repotting N/A - Primarily an outdoor plant.
Pruning Deadhead spent flowers to encourage continued blooming. Cut back stems to the ground in late fall or early spring.
Fertilizing Generally, Butterfly Weed does not require heavy fertilization. A light application of a balanced, slow-release fertilizer in early spring can be beneficial, but avoid over-fertilizing, as this can reduce flowering.
Seasonal Care Spring: Plant seeds or transplants. Summer: Monitor for pests, deadhead spent flowers. Fall: Cut back stems after flowering, divide plants if needed. Winter: Dormant; minimal watering required.

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.

🌞 Light Requirements

Butterfly Weed

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

Low light tolerant: ❌ No

Monkey Puzzle Tree

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

Low light tolerant: ❌ No

💧 Watering Needs

Butterfly Weed

Water deeply when planting and during establishment. Once established, it is drought-tolerant and prefers well-draining soil. Overwatering can lead to root rot. Check soil moisture before watering; allow the top inch or two to dry out. Signs of underwatering include wilting leaves; overwatering presents as yellowing leaves and soggy soil.

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.

🌡️ Temperature & Humidity

Butterfly Weed

Temperature: 18-30°C

Humidity: 30-50%

Monkey Puzzle Tree

Temperature: 5-25°C

Humidity: 30-50%

🤔 Which Plant Is Right For You?

Butterfly Weed

Butterfly Weed

Asclepias tuberosa
Care: Expert Time: 10 minutes weekly (weeding, deadheading, pest control) Beginner: No

Gardeners looking to attract butterflies and pollinators to their outdoor gardens.

✅ Choose This Plant If...

  • You want to attract Monarch butterflies to your garden.
  • You have a sunny, well-drained garden space.
  • You are looking for a drought-tolerant perennial.
  • You want to support native pollinators.
  • You appreciate vibrant orange flowers.

❌ Skip This Plant If...

  • You have pets that might ingest the plant.
  • You don't have a location with full sun.
  • You are looking for an easy-to-grow indoor plant.
📍 Ideal Location: Outdoor garden or wildflower meadow with full sun exposure.
🎨 Style: Naturalistic, Cottage Garden, Wildflower Meadow
🏠 Apartment Friendly: No
⚠️ Contains cardiac glycosides which can be toxic to dogs, cats, and horses. Symptoms include vomiting, diarrhea, weakness, and in severe cases, heart problems. All parts of the plant are considered toxic.
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.

🎯 Quick Verdict

Best for Beginners Neither ideal
Pet Friendly Neither - caution
Less Maintenance Similar effort
Apartment Friendly Check space

⚡ Key Differences Between These Plants

📈

Butterfly Weed has moderate growth, while Monkey Puzzle Tree grows slow.

💡 Pro Tips For Comparing These Plants

Butterfly Weed Care Tips

Butterfly Weed is primarily an outdoor plant that thrives in full sun and well-drained soil. It is very difficult to grow indoors due to its high light requirements and dormancy needs. Attempting to grow it indoors will likely result in a weak, leggy plant that does not flower well, if at all.

  • Ensure well-draining soil to prevent root rot.
  • Provide full sun for optimal flowering.
  • Deadhead spent flowers to encourage more blooms.
  • Monitor for aphids and other pests.
  • Avoid over-fertilizing, as this can reduce flowering.
❄️ Winter: Cut back stems to the ground in late fall or early spring. Provide a layer of mulch to protect the roots in colder climates. Minimal watering is required during dormancy.
☀️ Summer: Monitor for pests and diseases. Deadhead spent flowers to encourage continued blooming. Water deeply during dry spells.

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.

⚠️ Common Problems & Solutions — Plant Care Comparison

Butterfly Weed

Common Issues: Aphids, Root rot, Powdery mildew, Lack of flowering
Solutions: Aphids: Insecticidal soap or neem oil. Root rot: Improve drainage, avoid overwatering. Powdery mildew: Improve air circulation, apply fungicide. Lack of flowering: Ensure adequate sunlight, avoid over-fertilizing.

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.

❓ Frequently Asked Questions — Comparing These Plants

Butterfly Weed

What are the light requirements for Butterfly Weed?

Butterfly Weed requires at least six hours of direct sunlight daily to thrive and produce abundant blooms. A sunny location is crucial for its growth and flowering potential. Insufficient light can result in leggy growth, reduced blooming, and weaker stems. When planting, choose a spot that receives full sun throughout the day. If growing in containers, rotate the plant regularly to ensure even light exposure on all sides. In areas with intense summer heat, some afternoon shade may be beneficial to prevent scorching. Observe your plant and adjust its location if needed to ensure it receives adequate sunlight.

How do I care for Butterfly Weed?

Butterfly Weed thrives in full sun and well-drained soil. Water deeply but infrequently, allowing the soil to dry out between waterings. Fertilize sparingly, if at all, as excessive fertilization can reduce flowering. Deadhead spent flowers to encourage continued blooming. Prune back stems in late fall or early spring to promote bushier growth. Provide support if needed, especially in windy areas. Monitor for pests such as aphids and treat accordingly. Ensure good air circulation to prevent fungal diseases. Butterfly Weed is relatively drought-tolerant once established, but regular watering is important during the first year. Avoid overwatering, which can lead to root rot.

How do I propagate Butterfly Weed?

Butterfly Weed can be propagated by seed, division, or root cuttings. For seed propagation, sow seeds in the fall or stratify them in the refrigerator for 30-60 days before planting in the spring. Division is best done in early spring or late fall. Carefully dig up the plant and divide the root ball into smaller sections, ensuring each section has healthy roots and stems. Replant the divisions in well-drained soil. Root cuttings can be taken in late winter or early spring. Dig up a portion of the root system and cut it into 2-3 inch sections. Plant the cuttings horizontally in a well-draining potting mix and keep them moist until new growth appears.

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.

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