Arborvitae vs Pachysandra Plant Comparison

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

Arborvitae

Arborvitae

Thuja occidentalis

VS
Pachysandra

Pachysandra

Pachysandra terminalis

Arborvitae

Arborvitae

Thuja occidentalis

Thuja occidentalis, commonly known as American Arborvitae, is a coniferous evergreen tree or shrub. It typically grows outdoors to a height of 30-60 feet, forming a dense, pyramidal shape. The foliage consists of scale-like leaves arranged in flattened sprays. While valued for its use in hedges, screens, and ornamental plantings in landscapes, it is not naturally suited for indoor environments due to its high light and humidity requirements and large size. People grow it for its attractive foliage, fast growth, and tolerance of various soil conditions.

Cupressaceae Eastern North America
✨ Features: Provides year-round greenery and privacy. Attracts birds.
📖 Read Complete Arborvitae Guide
Pachysandra

Pachysandra

Pachysandra terminalis

Pachysandra terminalis, commonly known as Japanese Spurge, is a low-growing, evergreen groundcover. It spreads via rhizomes, forming a dense mat of foliage. The leaves are dark green, leathery, and toothed near the tips. Small, white flowers appear in spring, but they are not particularly showy. It's primarily an outdoor plant, valued for its ability to suppress weeds and thrive in shady areas where grass struggles to grow. It is rarely grown indoors due to its need for specific outdoor conditions and its spreading habit.

Buxaceae Japan
✨ Features: Excellent groundcover for shade, suppresses weeds, erosion control.
📖 Read Complete Pachysandra Guide

Quick Plant Comparison

Feature Arborvitae Pachysandra
Light Full sun to partial shade. Requires at least 6 hours of direct sunlight daily for optimal growth. Partial to full shade. Avoid direct sunlight, especially during the hottest part of the day.
Watering Every 1-2 weeks, depending on weather and soil drainage. Every 7-10 days, depending on weather and soil drainage.
Humidity 40-60% 30-60%
Temperature 10-24°C 10-24°C
Care Level Expert Expert
Growth Rate Moderate Moderate
Max Height Rarely grown indoors; outdoors 9-18 meters 15-30 cm (outdoors)
Pet Safety ❌ Toxic To Pets ❌ Toxic To Pets
Soil Well-draining, slightly acidic soil. A mix of loam, sand, and peat moss is suitable. Well-draining, slightly acidic soil rich in organic matter.
Beginner Friendly ❌ No ❌ No
Weekly Maintenance 30 minutes monthly (outdoor) 5 minutes weekly (outdoors)

🔬 Botanical Information — Comparing These Plants

Arborvitae

Scientific Name Thuja occidentalis
Family Cupressaceae
Native To Eastern North America
Also Known As American Arborvitae, Eastern Arborvitae, White Cedar, Swamp Cedar
Leaves Scale-like, flattened, and arranged in overlapping sprays. Typically bright green, but can turn bronze in winter. Aromatic when crushed.
Flowers Inconspicuous flowers that are rarely seen. Primarily grown for its foliage.

Pachysandra

Scientific Name Pachysandra terminalis
Family Buxaceae
Native To Japan
Also Known As Japanese Spurge, Allegheny Spurge
Leaves The leaves are obovate to elliptical, 5-10 cm long, and dark green with toothed margins near the apex. They are leathery in texture and arranged in whorls at the ends of the stems. The foliage is evergreen, providing year-round coverage.
Flowers Pachysandra produces small, inconspicuous white flowers in spring (April-May). The flowers are not showy and are often hidden beneath the foliage. Flowering is rare indoors.

📏 Size & Growth — Plant Comparison

Arborvitae

Height Rarely grown indoors; outdoors 9-18 meters
Spread Rarely grown indoors; outdoors 1-4 meters
Growth Rate Moderate
Growth Pattern Upright, pyramidal or conical shape. Can be maintained as a hedge through regular pruning. Branches are densely packed with scale-like foliage.

Pachysandra

Height 15-30 cm (outdoors)
Spread Indefinite, spreads via rhizomes (outdoors)
Growth Rate Moderate
Growth Pattern Pachysandra grows as a low-spreading groundcover. It spreads horizontally via underground rhizomes, forming a dense mat of foliage. The stems are upright, but the overall growth habit is low and spreading.

🌱 Propagation — Comparing Plant Growth

Arborvitae

Methods: Stem cuttings, Seed

Difficulty: Moderate

Tips: Take semi-hardwood cuttings in late summer. Dip in rooting hormone and plant in well-draining soil. Keep moist and provide indirect light.

Pachysandra

Methods: Stem cuttings, Division, Rhizome cuttings

Difficulty: Easy

Tips: Take stem cuttings in spring or early summer. Root them in water or directly in moist soil. Division can be done in spring or fall by separating rhizomes. Rhizome cuttings should be taken in early spring.

✨ Benefits & Features — Comparing Plant Value

Arborvitae

Its dense, evergreen foliage provides year-round privacy and screening. It is relatively fast-growing compared to other evergreens. The scale-like leaves are aromatic when crushed.

  • ✓ Provides privacy and screening.
  • ✓ Offers year-round greenery.
  • ✓ Attracts birds and wildlife.
  • ✓ Relatively low-maintenance once established.
  • ✓ Can be used to create formal hedges or natural screens.
  • ⚠️ Toxic to pets

Pachysandra

Pachysandra is a hardy, evergreen groundcover that thrives in shady conditions where many other plants struggle. Its rhizomatous growth habit allows it to quickly form a dense mat, suppressing weeds and preventing erosion. While its flowers are not showy, its foliage provides year-round interest.

  • ✓ Erosion control on slopes.
  • ✓ Weed suppression in shady areas.
  • ✓ Evergreen foliage provides year-round interest.
  • ✓ Low maintenance once established.
  • ✓ Deer resistant.
  • ⚠️ Toxic to pets

📅 Maintenance Schedule — Plant Care Comparison

Arborvitae

Repotting Not applicable for indoor growing; outdoor plants should be transplanted when young if needed.
Pruning Prune to maintain shape and remove dead or damaged branches. Best done in late winter or early spring.
Fertilizing Slow-release fertilizer in spring. Avoid over-fertilizing.
Seasonal Care Spring: Fertilize. Summer: Monitor for pests and water regularly. Fall: Water deeply before winter. Winter: Protect from heavy snow and wind.

Pachysandra

Repotting Not applicable for outdoor groundcover. If grown in containers (not recommended), repot annually in spring to refresh the soil.
Pruning Prune lightly in early spring to remove any dead or damaged foliage. Avoid heavy pruning, as it can weaken the plant.
Fertilizing Apply a slow-release fertilizer in early spring. Use a balanced fertilizer (e.g., 10-10-10) at half strength.
Seasonal Care In winter, protect from excessive drying winds. In summer, ensure adequate moisture during hot periods. Spring is the best time for fertilizing and propagation. Fall is a good time for dividing established plants.

🌞 Light Requirements

Arborvitae

Full sun to partial shade. Requires at least 6 hours of direct sunlight daily for optimal growth.

Low light tolerant: ❌ No

Pachysandra

Partial to full shade. Avoid direct sunlight, especially during the hottest part of the day.

Low light tolerant: ✅ Yes

💧 Watering Needs

Arborvitae

Water deeply 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 browning foliage and drooping. Overwatering symptoms include yellowing leaves and a musty smell from the soil.

Pachysandra

Water regularly to keep the soil consistently moist, especially during dry periods. Avoid overwatering, which can lead to root rot. Check soil moisture by feeling the top inch of soil. If it feels dry, water thoroughly. Signs of overwatering include yellowing leaves and wilting, even with moist soil. Underwatering will cause the leaves to droop and become brittle.

🌡️ Temperature & Humidity

Arborvitae

Temperature: 10-24°C

Humidity: 40-60%

Pachysandra

Temperature: 10-24°C

Humidity: 30-60%

🤔 Which Plant Is Right For You?

Arborvitae

Arborvitae

Thuja occidentalis
Care: Expert Time: 30 minutes monthly (outdoor) Beginner: No

Landscapers and gardeners looking for a fast-growing evergreen for hedges, screens, or ornamental plantings in outdoor settings.

✅ Choose This Plant If...

  • You need a fast-growing evergreen screen or hedge for your yard.
  • You want to attract birds to your garden.
  • You have well-draining soil and plenty of sunlight.
  • You live in a climate with cold winters and hot summers.
  • You want a low-maintenance plant once established outdoors.

❌ Skip This Plant If...

  • You live in an apartment or have limited outdoor space.
  • You have pets that might ingest the foliage.
  • You cannot provide at least 6 hours of direct sunlight daily.
  • You are looking for an easy indoor plant.
📍 Ideal Location: Outdoor gardens, landscapes, or large containers on patios.
🎨 Style: Traditional, Natural, Formal
🏠 Apartment Friendly: No
⚠️ The foliage contains thujone, which can cause gastrointestinal upset, vomiting, diarrhea, and dermatitis in dogs, cats, and horses. Large quantities must be ingested to cause severe symptoms.
Pachysandra

Pachysandra

Pachysandra terminalis
Care: Expert Time: 5 minutes weekly (outdoors) Beginner: No

Gardeners seeking a low-maintenance, evergreen groundcover for shady areas.

✅ Choose This Plant If...

  • You need a groundcover for a shady area where grass won't grow.
  • You want a low-maintenance plant that suppresses weeds.
  • You appreciate evergreen foliage that provides year-round interest.
  • You need a plant for erosion control on slopes.
  • You want a plant that is deer-resistant.

❌ Skip This Plant If...

  • You are looking for an indoor plant.
  • You have pets that might ingest it.
  • You want a plant that thrives in full sun.
📍 Ideal Location: Shady garden beds, under trees, north-facing slopes.
🎨 Style: Traditional, Woodland, Japanese
🏠 Apartment Friendly: No
⚠️ According to the ASPCA, Pachysandra species contain buxine, which is toxic to dogs, cats, and horses. Symptoms include vomiting, diarrhea, and abdominal pain. All parts of the plant are considered toxic.

🎯 Quick Verdict

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

⚡ Key Differences Between These Plants

🌿

Both plants have similar basic care requirements but differ in appearance and specific needs. Compare plants carefully to find the best fit for your space.

💡 Pro Tips For Comparing These Plants

Arborvitae Care Tips

American Arborvitae is primarily an outdoor plant and is very difficult to maintain indoors due to its high light and humidity requirements. It needs full sun and well-draining soil. Indoor cultivation is not recommended.

  • Plant in well-draining soil to prevent root rot.
  • Water deeply during dry periods, especially in the first year.
  • Prune regularly to maintain shape and density.
  • Protect from heavy snow and wind in winter.
  • Monitor for pests and diseases and treat promptly.
❄️ Winter: Protect from heavy snow and wind to prevent branch breakage and winter burn. Water deeply in the fall before the ground freezes.
☀️ Summer: Water regularly during dry periods. Monitor for pests and diseases. Mulch to retain moisture and suppress weeds.

Pachysandra Care Tips

Pachysandra terminalis is primarily an outdoor groundcover. It is extremely difficult to grow indoors due to its need for shade, consistent moisture, and cool temperatures. It spreads aggressively via rhizomes, making it unsuitable for most indoor containers. Indoor attempts will likely fail.

  • Plant in well-draining soil to prevent root rot.
  • Water regularly, especially during dry periods.
  • Apply a slow-release fertilizer in early spring.
  • Prune lightly to remove dead or damaged foliage.
  • Divide established plants every few years to maintain vigor.
❄️ Winter: Protect from excessive drying winds by applying a layer of mulch. Ensure adequate moisture if the ground is not frozen.
☀️ Summer: Ensure adequate moisture during hot, dry periods. Avoid direct sunlight, which can scorch the leaves.

⚠️ Common Problems & Solutions — Plant Care Comparison

Arborvitae

Common Issues: Spider mites, bagworms, root rot, winter burn
Solutions: Spider mites: Insecticidal soap or neem oil. Bagworms: Handpick or use Bacillus thuringiensis (Bt). Root rot: Improve drainage and avoid overwatering. Winter burn: Provide wind protection and adequate watering in fall.

Pachysandra

Common Issues: Root rot, Leaf blight, Spider mites, Scale
Solutions: Root rot: Improve drainage and reduce watering. Leaf blight: Remove affected leaves and apply a fungicide. Spider mites: Treat with insecticidal soap or neem oil. Scale: Scrape off scales and treat with horticultural oil.

❓ Frequently Asked Questions — Comparing These Plants

Arborvitae

What are the light requirements for Arborvitae?

Arborvitae thrives in bright, indirect light. Direct sunlight can scorch its delicate foliage, so avoid placing it directly in front of south-facing windows. East- or west-facing windows provide optimal light conditions. If you notice the foliage becoming pale or sparse, it may indicate insufficient light. Supplement with artificial grow lights if natural light is limited, especially during winter months. Rotate the plant regularly to ensure all sides receive adequate light. Monitor the plant’s growth and adjust its position as needed to maintain healthy foliage. Insufficient light can lead to legginess and poor growth.

How do I care for Arborvitae?

Indoor Arborvitae require bright, indirect light; avoid direct sunlight, which can scorch the foliage. Water thoroughly when the top inch of soil feels dry, ensuring proper drainage to prevent root rot. Maintain moderate humidity levels; consider using a humidifier or placing the pot on a pebble tray. Fertilize sparingly during the growing season (spring and summer) with a balanced, slow-release fertilizer. Repot every 2-3 years or when the plant becomes root-bound, using a well-draining potting mix. Prune regularly to maintain shape and remove any dead or yellowing foliage. Provide adequate air circulation to prevent fungal diseases. Monitor for pests such as spider mites and aphids, and treat promptly with insecticidal soap. Keep the plant in a stable temperature range, avoiding extreme fluctuations. Rotate the plant occasionally to ensure even growth. Dust leaves regularly to allow for better light absorption.

How do I propagate Arborvitae?

Arborvitae can be propagated through stem cuttings or air layering.

Pachysandra

What are the light requirements for Pachysandra?

Pachysandra thrives in partial to full shade. While it can tolerate some morning sun, intense afternoon sun can scorch its leaves. The ideal location is one that receives dappled sunlight or is shaded by trees or buildings. Insufficient light can lead to leggy growth and reduced flowering.

How do I care for Pachysandra?

Pachysandra is relatively easy to care for, thriving in well-drained soil and partial to full shade. Water regularly, especially during dry periods, but avoid overwatering to prevent root rot. Fertilize in early spring with a balanced, slow-release fertilizer to promote healthy growth and flowering.

How do I propagate Pachysandra?

Pachysandra is easily propagated through division or stem cuttings.

Last updated: April 21, 2026 — Plant care data reviewed and verified by our editorial team.