Arrowwood vs Mother of Thyme Plant Comparison

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

Arrowwood

Arrowwood

Viburnum dentatum

VS
Mother of Thyme

Mother of Thyme

Thymus serpyllum

Arrowwood

Arrowwood

Viburnum dentatum

Viburnum dentatum, commonly known as Arrowwood Viburnum, is a deciduous shrub native to eastern North America. It typically grows to a height and spread of 5 to 10 feet. The shrub features coarsely toothed, ovate leaves that turn attractive shades of red and purple in the fall. In late spring to early summer, it produces clusters of creamy white flowers, followed by bluish-black berries that are attractive to birds. Arrowwood is primarily grown for its ornamental value, including its flowers, foliage, and berries, and is often used in hedges, borders, and naturalized areas. It is not suitable as an indoor plant.

Adoxaceae Eastern North America
✨ Features: Attracts birds, provides fall color, deer resistant.
📖 Read Complete Arrowwood Guide
Mother of Thyme

Mother of Thyme

Thymus serpyllum

Thymus serpyllum, commonly known as Mother of Thyme or Creeping Thyme, is a low-growing, mat-forming perennial herb. It typically reaches only 1-3 inches in height but spreads widely. Its small, oval leaves are aromatic, releasing a pleasant fragrance when crushed. Tiny pink to purple flowers bloom in summer, attracting pollinators. Primarily an outdoor plant, it's often used as a ground cover in gardens, rockeries, and between paving stones. People grow it for its ornamental value, fragrant foliage, and culinary uses.

Lamiaceae Europe and North Africa
✨ Features: Aromatic foliage, attracts pollinators, drought-tolerant, edible
📖 Read Complete Mother of Thyme Guide

Quick Plant Comparison

Feature Arrowwood Mother of Thyme
Light Full sun to partial shade Full sun (at least 6 hours of direct sunlight daily)
Watering Water deeply 1-2 times per week during the first growing season. Established plants need supplemental water only during extended dry periods. Every 1-2 weeks, depending on weather and soil drainage
Humidity 30-50% 30-50%
Temperature 10-27°C 15-27°C
Care Level Expert Expert
Growth Rate Moderate Moderate
Max Height 5-10 feet (outdoor) 2-8 cm (outdoor)
Pet Safety ❌ Toxic To Pets ✅ Safe
Soil Well-drained soil; adaptable to various soil types including clay, loam, and sand. Well-draining, sandy or gravelly soil
Beginner Friendly ❌ No ❌ No
Weekly Maintenance 30 minutes per month (outdoor) 5 minutes weekly

🔬 Botanical Information — Comparing These Plants

Arrowwood

Scientific Name Viburnum dentatum
Family Adoxaceae
Native To Eastern North America
Also Known As Arrowwood Viburnum, Southern Arrowwood, Arrowwood
Leaves Oppositely arranged, ovate leaves with coarsely toothed margins. The leaves are typically 2-4 inches long and turn shades of red and purple in the fall.
Flowers Produces clusters of creamy white flowers in late spring to early summer. Flowers are small and numerous, creating a showy display.

Mother of Thyme

Scientific Name Thymus serpyllum
Family Lamiaceae
Native To Europe and North Africa
Also Known As Mother of Thyme, Creeping Thyme, Wild Thyme
Leaves Small, oval-shaped leaves, typically 0.5-1 cm long, with a slightly fuzzy texture. The leaves are dark green and highly aromatic, releasing a thyme scent when crushed.
Flowers Produces small, tubular flowers in shades of pink to purple during the summer months. Flowering is more prolific outdoors in full sun. Rarely flowers indoors.

📏 Size & Growth — Plant Comparison

Arrowwood

Height 5-10 feet (outdoor)
Spread 5-10 feet (outdoor)
Growth Rate Moderate
Growth Pattern Upright, multi-stemmed shrub with a rounded habit.

Mother of Thyme

Height 2-8 cm (outdoor)
Spread 30-60 cm (outdoor)
Growth Rate Moderate
Growth Pattern Creeping, mat-forming perennial that spreads horizontally along the ground, creating a dense carpet of foliage.

🌱 Propagation — Comparing Plant Growth

Arrowwood

Methods: Stem cuttings, Seed

Difficulty: Moderate

Tips: Take softwood cuttings in late spring or early summer. Hardwood cuttings can be taken in late fall or winter. Rooting hormone can improve success. Seeds require stratification.

Mother of Thyme

Methods: Stem cuttings, Division, Seed

Difficulty: Easy

Tips: Take stem cuttings in spring or summer and root them in well-draining soil. Division can be done in spring or fall. Seeds can be sown in spring after the last frost.

✨ Benefits & Features — Comparing Plant Value

Arrowwood

Arrowwood Viburnum is known for its attractive fall color and its ability to attract birds. Its adaptability to various soil types makes it a versatile choice for landscaping.

  • ✓ Attracts birds and pollinators.
  • ✓ Provides beautiful fall color.
  • ✓ Deer resistant.
  • ✓ Relatively low-maintenance once established.
  • ✓ Provides habitat for wildlife.
  • ⚠️ Toxic to pets

Mother of Thyme

Mother of Thyme is known for its ability to release a pleasant fragrance when stepped on, making it a popular choice for pathways and ground cover. Its drought tolerance and low-maintenance nature make it a versatile addition to various garden settings.

  • ✓ Provides fragrant ground cover
  • ✓ Attracts pollinators to the garden
  • ✓ Edible herb for culinary use
  • ✓ Drought-tolerant and low-maintenance
  • ✓ Adds visual interest to rock gardens and pathways
  • 🐾 Pet Safe

📅 Maintenance Schedule — Plant Care Comparison

Arrowwood

Repotting Not applicable as it is not an indoor plant.
Pruning Prune in late winter or early spring to remove dead, damaged, or crossing branches. Can be pruned to maintain shape and size.
Fertilizing Apply a balanced fertilizer in early spring before new growth begins. Follow package instructions for application rates.
Seasonal Care In spring, fertilize and prune as needed. In summer, monitor for pests and diseases. In fall, enjoy the fall color and prepare for winter. In winter, protect young plants from harsh weather.

Mother of Thyme

Repotting Not applicable as it's primarily an outdoor plant. If grown in a container, repot every 2-3 years.
Pruning Prune lightly after flowering to maintain shape and encourage bushier growth.
Fertilizing Light feeding in spring with a balanced, slow-release fertilizer diluted to half strength
Seasonal Care In winter, reduce watering and protect from excessive moisture. In summer, ensure adequate sunlight and water during dry spells.

🌞 Light Requirements

Arrowwood

Full sun to partial shade

Low light tolerant: ❌ No

Mother of Thyme

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

Low light tolerant: ❌ No

💧 Watering Needs

Arrowwood

Water deeply when planting and during dry periods. Once established, it is relatively drought-tolerant. Avoid overwatering, which can lead to root rot. Check soil moisture before watering.

Mother of Thyme

Water thoroughly when the soil surface feels dry to the touch. Avoid overwatering, as this can lead to root rot. Allow the soil to dry out slightly between waterings. Signs of overwatering include yellowing leaves and a musty smell. Underwatering results in wilting and dry, brittle leaves.

🌡️ Temperature & Humidity

Arrowwood

Temperature: 10-27°C

Humidity: 30-50%

Mother of Thyme

Temperature: 15-27°C

Humidity: 30-50%

🤔 Which Plant Is Right For You?

Arrowwood

Arrowwood

Viburnum dentatum
Care: Expert Time: 30 minutes per month (outdoor) Beginner: No

Gardeners looking for a low-maintenance shrub with attractive foliage, flowers, and berries for outdoor landscaping.

✅ Choose This Plant If...

  • You want a low-maintenance shrub for your garden.
  • You need a plant that attracts birds.
  • You want a shrub with beautiful fall color.
  • You are looking for a deer-resistant plant.
  • You need a plant for a naturalized area.

❌ Skip This Plant If...

  • You are looking for an indoor plant.
  • You have limited outdoor space.
  • You have pets that might ingest the plant.
📍 Ideal Location: Outdoor garden or landscape in a sunny or partially shaded location.
🎨 Style: Natural, Cottage, Traditional
🏠 Apartment Friendly: No
⚠️ According to the ASPCA, Viburnum species are toxic to dogs, cats, and horses. The toxic principle is not specified. Symptoms include vomiting and diarrhea. Berries are the most toxic part.
Mother of Thyme

Mother of Thyme

Thymus serpyllum
Care: Expert Time: 5 minutes weekly Beginner: No

Gardeners looking for a fragrant, low-maintenance ground cover for sunny areas.

✅ Choose This Plant If...

  • You want a fragrant ground cover that releases scent when stepped on.
  • You need a plant that tolerates dry conditions and full sun.
  • You want to attract pollinators to your garden.
  • You enjoy using fresh herbs in your cooking.
  • You want a low-maintenance plant that requires minimal care.

❌ Skip This Plant If...

  • You don't have a sunny outdoor space.
  • You tend to overwater your plants.
  • You are looking for a tall, showy plant.
📍 Ideal Location: Sunny garden bed, rock garden, between paving stones
🎨 Style: Cottage, Mediterranean, Rustic
🏠 Apartment Friendly: No
⚠️ According to the ASPCA, thyme is not toxic to dogs, cats, or horses.

🎯 Quick Verdict

Best for Beginners Neither ideal
Pet Friendly Mother of Thyme ✓
Less Maintenance Similar effort
Apartment Friendly Check space

⚡ Key Differences Between These Plants

☀️

Arrowwood needs full sun to partial shade, while Mother of Thyme prefers full sun (at least 6 hours of direct sunlight daily).

💡 Pro Tips For Comparing These Plants

Arrowwood Care Tips

Arrowwood Viburnum is an outdoor shrub that is not suitable for indoor growing. It requires full sun to partial shade and well-drained soil. It is relatively low-maintenance once established but requires proper outdoor conditions to thrive. Attempting to grow it indoors will likely result in failure due to insufficient light and humidity.

  • Plant in well-drained soil to prevent root rot.
  • Water deeply during the first growing season to establish a strong root system.
  • Prune in late winter or early spring to remove dead or damaged branches.
  • Monitor for pests and diseases and treat promptly.
  • Apply a balanced fertilizer in early spring.
❄️ Winter: Mulch around the base of the plant to protect the roots from freezing temperatures. Prune as needed in late winter or early spring.
☀️ Summer: Water deeply during dry periods. Monitor for pests and diseases and treat promptly. Provide shade during the hottest part of the day if necessary.

Mother of Thyme Care Tips

Mother of Thyme is primarily an outdoor plant that requires full sun and well-draining soil. Growing it indoors is challenging due to its high light requirements. It is prone to root rot if overwatered. Indoor success requires very bright light and careful watering.

  • Plant in well-draining soil to prevent root rot.
  • Provide at least 6 hours of direct sunlight daily.
  • Water deeply but infrequently, allowing the soil to dry out between waterings.
  • Prune lightly after flowering to maintain shape.
  • Avoid over-fertilizing, as this can lead to leggy growth.
❄️ Winter: Reduce watering significantly during the winter months as growth slows down. Ensure good drainage to prevent root rot from excessive moisture. Provide protection from harsh winter winds in colder climates.
☀️ Summer: Water more frequently during hot, dry summer months, but still allow the soil to dry out slightly between waterings. Ensure adequate sunlight exposure. Prune lightly after flowering to maintain shape and encourage bushier growth.

⚠️ Common Problems & Solutions — Plant Care Comparison

Arrowwood

Common Issues: Powdery mildew, leaf spot, viburnum leaf beetle, aphids
Solutions: Powdery mildew: Improve air circulation and apply a fungicide. | Leaf spot: Remove and destroy infected leaves; apply a fungicide if necessary. | Viburnum leaf beetle: Monitor for larvae and adults; handpick or use insecticidal soap. | Aphids: Spray with insecticidal soap or neem oil.

Mother of Thyme

Common Issues: Root rot, Leggy growth, Powdery mildew, Aphids
Solutions: Root rot: Ensure well-draining soil and avoid overwatering. Leggy growth: Provide more sunlight and prune regularly. Powdery mildew: Improve air circulation and treat with fungicide. Aphids: Spray with insecticidal soap.

❓ Frequently Asked Questions — Comparing These Plants

Arrowwood

What are the light requirements for Arrowwood?

Arrowwood requires bright, indirect light to thrive indoors. Direct sunlight can scorch its leaves, so avoid placing it in south-facing windows without some form of shading. An east- or west-facing window that provides filtered sunlight is ideal. If natural light is limited, supplement with a grow light to ensure adequate illumination. Rotate the plant regularly to promote even growth on all sides. Insufficient light can lead to leggy growth and reduced leaf production. Monitor the plant’s leaves for signs of light stress, such as pale or yellowing leaves, and adjust its position accordingly.

How do I care for Arrowwood?

Arrowwood thrives with bright, indirect light. Water thoroughly when the top inch of soil feels dry, ensuring good drainage to prevent root rot. Maintain moderate humidity levels, especially during dry seasons, by misting regularly or using a humidifier. Fertilize monthly during the growing season (spring and summer) with a balanced liquid fertilizer diluted to half strength. Prune lightly to maintain shape and remove any dead or yellowing leaves. Repot every 1-2 years in spring, using a well-draining potting mix. Keep the plant away from drafts and sudden temperature changes. Monitor for pests such as spider mites or aphids and treat promptly with insecticidal soap. Provide stable conditions for best growth.

How do I propagate Arrowwood?

Arrowwood can be propagated through stem cuttings or air layering.

Mother of Thyme

What are the light requirements for Mother of Thyme?

Mother of Thyme thrives in bright, indirect sunlight. Aim for at least six hours of sunlight per day for optimal growth and flowering. Insufficient light can lead to leggy growth and reduced blooming. An east- or south-facing window is usually ideal, but be mindful of intense afternoon sun, which can scorch the leaves, especially during the summer months.

How do I care for Mother of Thyme?

Mother of Thyme is relatively easy to care for, making it a popular choice for both novice and experienced plant enthusiasts. Provide it with plenty of bright, indirect sunlight; at least 6 hours a day is ideal. Water thoroughly only when the soil is completely dry, as overwatering can lead to root rot. Use well-draining soil, such as a cactus or succulent mix, to ensure proper drainage.

How do I propagate Mother of Thyme?

Mother of Thyme is easily propagated through several methods. Leaf cuttings involve gently twisting off a healthy leaf and allowing it to callous over for a few days before placing it on well-draining soil. Offsets, which are small plantlets that grow around the base of the mother plant, can be carefully separated and planted in their own pots. Stem cuttings are another effective method.

Last updated: April 27, 2026 — Plant care data reviewed and verified by our editorial team.