Mother of Thyme vs Queen's Tears Plant Comparison

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

Mother of Thyme

Mother of Thyme

Thymus serpyllum

VS
Queen's Tears

Queen's Tears

Billbergia nutans

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
Queen's Tears

Queen's Tears

Billbergia nutans

Billbergia nutans, commonly known as Queen's Tears, is an epiphytic bromeliad characterized by its arching, grass-like foliage and striking, pendulous inflorescence. The plant features tubular, metallic green leaves that form a vase-like rosette. It is primarily grown for its unique flowers, which consist of pink bracts and iridescent blue-green petals tipped with purple. While adaptable to indoor conditions, it thrives best with bright, indirect light and good air circulation. People grow it for its unusual blooms and relatively easy care.

Bromeliaceae Brazil, Paraguay, Uruguay, Argentina
✨ Features: Unique pendulous flowers, air purifying qualities
📖 Read Complete Queen's Tears Guide

Quick Plant Comparison

Feature Mother of Thyme Queen's Tears
Light Full sun (at least 6 hours of direct sunlight daily) Bright, indirect light. Can tolerate some direct morning sun.
Watering Every 1-2 weeks, depending on weather and soil drainage Every 1-2 weeks, depending on environmental conditions
Humidity 30-50% 40-60%
Temperature 15-27°C 18-24°C
Care Level Expert Easy
Growth Rate Moderate Moderate
Max Height 2-8 cm (outdoor) 30-60 cm
Pet Safety ✅ Safe ✅ Safe
Soil Well-draining, sandy or gravelly soil Well-draining bromeliad mix or orchid mix
Beginner Friendly ❌ No ✅ Yes
Weekly Maintenance 5 minutes weekly 5 minutes weekly

🔬 Botanical Information — Comparing These Plants

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.

Queen's Tears

Scientific Name Billbergia nutans
Family Bromeliaceae
Native To Brazil, Paraguay, Uruguay, Argentina
Also Known As Queen's Tears, Friendship Plant
Leaves The leaves are tubular, metallic green, and arching. They are typically 30-60 cm long and form a vase-like rosette.
Flowers Flowers indoors under the right conditions. The pendulous inflorescence features pink bracts and iridescent blue-green petals tipped with purple.

📏 Size & Growth — Plant Comparison

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.

Queen's Tears

Height 30-60 cm
Spread 30-45 cm
Growth Rate Moderate
Growth Pattern Grows in a rosette form with arching, grass-like leaves. Produces offsets (pups) at the base of the plant.

🌱 Propagation — Comparing Plant Growth

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.

Queen's Tears

Methods: Division, Offsets (pups)

Difficulty: Easy

Tips: Separate offsets from the mother plant when they are about one-third the size of the parent. Pot them in well-draining bromeliad mix and keep them moist until established.

✨ Benefits & Features — Comparing Plant Value

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

Queen's Tears

The most striking feature is the pendulous inflorescence with pink bracts and iridescent blue-green petals. The plant's vase-like rosette of leaves also adds to its unique appearance.

  • ✓ Adds a unique aesthetic to your home.
  • ✓ Relatively easy to care for.
  • ✓ Non-toxic to pets.
  • ✓ Provides visual interest with its unique flowers and foliage.
  • ✓ Can tolerate a range of indoor conditions.
  • 🌬️ NASA-verified air purifier
  • 🐾 Pet Safe

📅 Maintenance Schedule — Plant Care Comparison

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.

Queen's Tears

Repotting Every 2-3 years, or when the plant outgrows its pot
Pruning Remove dead or brown leaves as needed. Cut back spent flower stalks.
Fertilizing Balanced liquid fertilizer diluted to half strength, applied monthly during the growing season (spring/summer)
Seasonal Care Reduce watering in winter when growth slows. Maintain adequate light levels year-round. Increase watering and fertilizing during the spring and summer growing season.

🌞 Light Requirements

Mother of Thyme

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

Low light tolerant: ❌ No

Queen's Tears

Bright, indirect light. Can tolerate some direct morning sun.

Low light tolerant: ❌ No

💧 Watering Needs

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.

Queen's Tears

Water thoroughly when the top inch of soil is dry. Ensure good drainage to prevent root rot. Overwatering can lead to leaf spot and root decay. Underwatering will cause the leaf tips to brown and the plant to droop.

🌡️ Temperature & Humidity

Mother of Thyme

Temperature: 15-27°C

Humidity: 30-50%

Queen's Tears

Temperature: 18-24°C

Humidity: 40-60%

🤔 Which Plant Is Right For You?

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.
Queen's Tears

Queen's Tears

Billbergia nutans
Care: Easy Time: 5 minutes weekly Beginner: Yes

Plant enthusiasts looking for a unique and easy-to-care-for flowering houseplant.

✅ Choose This Plant If...

  • You want a plant with unique and beautiful flowers.
  • You are looking for a low-maintenance houseplant.
  • You want to add a touch of the tropics to your home.
  • You appreciate plants with interesting textures and forms.
  • You want a plant that is safe for pets.

❌ Skip This Plant If...

  • You tend to overwater your plants.
  • You cannot provide bright, indirect light.
  • You are looking for a plant with strong air-purifying capabilities.
📍 Ideal Location: East-facing window, bright bathroom, or any location with bright, indirect light.
🎨 Style: Tropical, Bohemian, Eclectic
🏠 Apartment Friendly: Yes
🌬️ Air Purifying: Yes (NASA verified)
⚠️ According to the ASPCA, Billbergia species are not listed as toxic to dogs, cats, or horses.

🎯 Quick Verdict

Best for Beginners Queen's Tears
Pet Friendly Both safe ✓
Less Maintenance Queen's Tears
Apartment Friendly Queen's Tears

⚡ Key Differences Between These Plants

🎯

Mother of Thyme is rated Expert care level, while Queen's Tears is Easy.

💡 Pro Tips For Comparing These Plants

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.

Queen's Tears Care Tips

Queen's Tears is a relatively low-maintenance bromeliad that thrives in bright, indirect light and well-draining soil. It requires moderate humidity and infrequent watering. Its unique blooms make it a striking addition to any indoor plant collection.

  • Allow the soil to dry slightly between waterings.
  • Provide bright, indirect light for optimal flowering.
  • Fertilize monthly during the growing season.
  • Ensure good air circulation to prevent fungal diseases.
  • Clean the leaves occasionally to remove dust.
❄️ Winter: Reduce watering frequency. Ensure adequate light levels. Avoid placing near drafts or heating vents.
☀️ Summer: Increase watering frequency. Provide adequate ventilation. Protect from intense direct sunlight.

⚠️ Common Problems & Solutions — Plant Care Comparison

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.

Queen's Tears

Common Issues: Root rot, Leaf spot, Mealybugs, Scale
Solutions: Root rot: Ensure well-draining soil and avoid overwatering. Leaf spot: Improve air circulation and treat with a fungicide. Mealybugs/Scale: Wipe off with a cotton swab dipped in rubbing alcohol or use insecticidal soap.

❓ Frequently Asked Questions — Comparing These Plants

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.

Queen's Tears

What are the light requirements for Queen's Tears?

Queen’s Tears thrives in bright, indirect light. Direct sunlight can scorch the leaves, so avoid placing it in a south-facing window without some form of shading. An east- or west-facing window is ideal, providing ample light without the intensity of direct sun. If you don’t have access to natural light, you can supplement with grow lights.

How do I care for Queen's Tears?

Queen’s Tears is a relatively easy-to-care-for bromeliad. Provide bright, indirect light for optimal growth and flowering. Water the central cup of the plant regularly, keeping it about half full; flush it out monthly to prevent salt buildup. Allow the potting mix to dry slightly between waterings, especially during the winter months. Use well-draining potting mix, such as an orchid mix or a bromeliad-specific blend.

How do I propagate Queen's Tears?

Queen’s Tears can be propagated through division, stem cuttings (less common), or by separating pups (offsets). The most common and successful method is division via pups.

Last updated: April 25, 2026 — Plant care data reviewed and verified by our editorial team.