Mum vs Pachysandra Plant Comparison

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

Mum

Mum

Chrysanthemum × morifolium

VS
Pachysandra

Pachysandra

Pachysandra terminalis

Mum

Mum

Chrysanthemum × morifolium

Chrysanthemum × morifolium, commonly known as mums, are popular flowering plants cultivated for their vibrant and diverse flower colors and forms. They are herbaceous perennials, typically grown as annuals in many climates due to their sensitivity to frost. Mums are characterized by their bushy growth habit and composite flower heads, which come in various shapes like daisy-like, pompon, and spider. While primarily outdoor plants, they are often brought indoors for short periods to enjoy their blooms, but they require specific conditions to thrive indoors long-term. People grow them for ornamental purposes, adding color to gardens and homes, and for cut flowers.

Asteraceae China
✨ Features: Wide variety of flower colors and forms.
📖 Read Complete Mum 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 Mum Pachysandra
Light Full sun (at least 6 hours of direct sunlight daily) Partial to full shade. Avoid direct sunlight, especially during the hottest part of the day.
Watering Every 2-3 days outdoors in warm weather; every 5-7 days indoors, depending on light and temperature. Every 7-10 days, depending on weather and soil drainage.
Humidity 40-60% 30-60%
Temperature 15-24°C 10-24°C
Care Level Expert Expert
Growth Rate Moderate Moderate
Max Height 0.3-1 meter (indoors often smaller) 15-30 cm (outdoors)
Pet Safety ❌ Toxic To Pets ❌ Toxic To Pets
Soil Well-draining potting mix rich in organic matter. Well-draining, slightly acidic soil rich in organic matter.
Beginner Friendly ❌ No ❌ No
Weekly Maintenance 15-30 minutes weekly 5 minutes weekly (outdoors)

🔬 Botanical Information — Comparing These Plants

Mum

Scientific Name Chrysanthemum × morifolium
Family Asteraceae
Native To China
Also Known As Florist's Chrysanthemum, Garden Mum
Leaves Leaves are typically lobed or toothed, medium green in color, and have a slightly hairy texture. Leaf size varies depending on the cultivar.
Flowers Mums flower readily outdoors in the fall. Indoor flowering is possible with sufficient light and cool temperatures. Flowers come in a wide range of colors (white, yellow, orange, red, purple, pink) and forms (daisy-like, pompon, spider, etc.).

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

Mum

Height 0.3-1 meter (indoors often smaller)
Spread 0.3-1 meter
Growth Rate Moderate
Growth Pattern Bushy, upright growth habit. Can be compact or more spreading depending on the variety and pruning.

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

Mum

Methods: Stem cuttings, Division, Seed

Difficulty: Moderate

Tips: Take stem cuttings in spring or early summer. Use rooting hormone and keep the cuttings in a humid environment. Division is best done in spring or fall.

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

Mum

Chrysanthemums are known for their diverse flower shapes and colors, blooming in the fall when many other plants are fading. They are photoperiodic, meaning their flowering is triggered by shorter day lengths.

  • ✓ Adds vibrant color to gardens and homes
  • ✓ Provides cut flowers for arrangements
  • ✓ Can improve mood with its bright blooms
  • ✓ Attracts pollinators to the garden
  • ✓ Offers a sense of accomplishment for successful cultivation
  • ⚠️ 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

Mum

Repotting Repot only if necessary, typically every 1-2 years, in spring. Choose a pot slightly larger than the current one.
Pruning Pinch back stems regularly in spring and early summer to encourage bushier growth and more blooms. Deadhead spent flowers to promote continued blooming.
Fertilizing Balanced liquid fertilizer (10-10-10) diluted to half strength every 2-4 weeks during the growing season (spring and summer).
Seasonal Care In spring and summer, provide regular watering and fertilization. In fall, enjoy the blooms. In winter, if overwintering outdoors, mulch heavily to protect the roots. Indoors, reduce watering in winter.

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

Mum

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

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

Mum

Water thoroughly when the top inch of soil feels dry. Avoid overwatering, which can lead to root rot. Ensure good drainage. Indoors, check soil moisture regularly as potted plants dry out faster. Signs of underwatering include wilting leaves; overwatering shows as yellowing leaves and soggy 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

Mum

Temperature: 15-24°C

Humidity: 40-60%

Pachysandra

Temperature: 10-24°C

Humidity: 30-60%

🤔 Which Plant Is Right For You?

Mum

Mum

Chrysanthemum × morifolium
Care: Expert Time: 15-30 minutes weekly Beginner: No

Gardeners looking to add vibrant fall color to their outdoor spaces, or those willing to provide very specific conditions for short-term indoor enjoyment.

✅ Choose This Plant If...

  • You want vibrant fall colors in your garden.
  • You are looking for a plant with diverse flower forms and colors.
  • You are willing to provide the specific light and temperature conditions required for indoor blooming.
  • You enjoy the challenge of caring for a plant that requires attentive maintenance.
  • You want a plant that can be used for cut flowers.

❌ Skip This Plant If...

  • You have pets that might ingest the plant.
  • You cannot provide at least 6 hours of direct sunlight daily.
  • You are looking for a low-maintenance indoor plant.
📍 Ideal Location: Outdoors in a sunny garden bed or container; indoors near a south-facing window.
🎨 Style: Traditional, Cottage, Country
🏠 Apartment Friendly: Limited
⚠️ Toxic to dogs, cats, and horses. Contains sesquiterpene lactones, pyrethrins, and other potential irritants. Symptoms include vomiting, diarrhea, salivation, incoordination, and dermatitis. All parts of the plant are toxic.
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

Mum Care Tips

Mums are primarily outdoor plants and require significant sunlight to thrive. Indoor care is challenging due to the need for bright light and cool temperatures. They are often treated as annuals indoors. Maintaining proper watering and humidity is crucial to prevent problems.

  • Pinch back stems regularly until mid-summer to encourage bushier growth.
  • Provide excellent drainage to prevent root rot.
  • Water deeply but infrequently, allowing the soil to dry slightly between waterings.
  • Fertilize regularly during the growing season with a balanced fertilizer.
  • Monitor for pests and diseases and treat promptly.
❄️ Winter: Reduce watering in winter. If overwintering outdoors, mulch heavily. If overwintering indoors, keep in a cool, bright location.
☀️ Summer: Provide regular watering and fertilization. Protect from intense afternoon sun in hot climates. Pinch back stems regularly until mid-summer.

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

Mum

Common Issues: Aphids, spider mites, powdery mildew, root rot
Solutions: Aphids and spider mites: Insecticidal soap or neem oil. Powdery mildew: Improve air circulation and use a fungicide. Root rot: Ensure well-draining soil and avoid overwatering.

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

Mum

What are the light requirements for Mum?

Mums thrive in bright, indirect light. They need at least 6 hours of sunlight per day to produce abundant blooms. An east- or west-facing window is ideal, providing ample light without the harshness of direct sunlight. Insufficient light can lead to leggy growth and reduced flowering.

How do I care for Mum?

To care for your Mum, provide bright, indirect light, ideally near an east- or west-facing window. Water thoroughly when the top inch of soil feels dry to the touch, ensuring good drainage to prevent root rot. Fertilize every two weeks during the growing season (spring and summer) with a balanced liquid fertilizer, reducing frequency in the fall.

How do I propagate Mum?

Mums can be propagated through division, stem cuttings, or occasionally from keiki.

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.