Mazus vs Radicchio Plant Comparison

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

Mazus

Mazus

Mazus reptans

VS
Radicchio

Radicchio

Cichorium intybus var. foliosum

Mazus

Mazus

Mazus reptans

Mazus reptans is a low-growing, mat-forming perennial that typically reaches only a few inches in height. It spreads rapidly via creeping stems that root at the nodes. The plant features small, oval-shaped, toothed leaves that are typically green but can take on bronze hues in cooler weather. It produces small, trumpet-shaped flowers in shades of lavender, purple, or white, often with yellow markings in the throat. Primarily an outdoor plant, it is valued for its ability to quickly cover ground and suppress weeds in rock gardens, between stepping stones, and as a lawn substitute. While it can be attempted indoors, it requires very bright light and consistent moisture, making it challenging.

Phrymaceae Himalayas to Japan
✨ Features: Fast-spreading ground cover, attractive flowers, weed suppression.
📖 Read Complete Mazus Guide
Radicchio

Radicchio

Cichorium intybus var. foliosum

Radicchio is a leafy vegetable known for its distinctive bitter taste and striking red or variegated red and white leaves. It is a cultivated variety of chicory, typically grown as an annual. Radicchio forms heads ranging from loose-leaf to tightly packed, resembling small cabbages. It is primarily an outdoor plant, grown for culinary use. While technically possible to grow indoors, it requires very specific conditions to thrive and produce a usable crop. People grow it for its unique flavor and visual appeal in salads and other dishes.

Asteraceae Italy
✨ Features: Unique bitter flavor, attractive red or variegated leaves.
📖 Read Complete Radicchio Guide

Quick Plant Comparison

Feature Mazus Radicchio
Light Full sun to partial shade outdoors. Indoors, requires very bright, direct light for several hours daily. Full sun (at least 6 hours of direct sunlight per day)
Watering Every 2-5 days outdoors during the growing season, less frequently indoors (every 5-7 days) depending on light and temperature. Every 2-3 days outdoors, depending on weather conditions. Indoor growing is not recommended.
Humidity 40-60% 40-60%
Temperature 15-24°C 15-24°C
Care Level Expert Expert
Growth Rate Fast Moderate
Max Height 5-10 cm (indoors may be slightly taller if etiolated) 20-30 cm outdoors. Significantly smaller and less robust indoors.
Pet Safety ❌ Toxic To Pets ✅ Safe
Soil Well-draining soil, such as a mix of potting soil, sand, and perlite. Well-draining, fertile soil rich in organic matter
Beginner Friendly ❌ No ❌ No
Weekly Maintenance 15 minutes weekly (mostly for watering and occasional pruning) 15-30 minutes weekly

🔬 Botanical Information — Comparing These Plants

Mazus

Scientific Name Mazus reptans
Family Phrymaceae
Native To Himalayas to Japan
Also Known As Creeping Mazus, Creeping Mazus Flower, Japanese Mazus
Leaves Small, oval-shaped leaves with toothed margins. Typically green, but can develop bronze or reddish hues in cooler weather. Leaves are usually 1-2 cm long.
Flowers Flowers are small, trumpet-shaped, and typically lavender, purple, or white, often with yellow markings in the throat. They bloom in spring and summer. Flowering indoors is rare and requires very bright light.

Radicchio

Scientific Name Cichorium intybus var. foliosum
Family Asteraceae
Native To Italy
Also Known As Radicchio, Italian Chicory, Red Chicory
Leaves The leaves are typically red or variegated red and white, with a slightly bitter taste. The shape varies depending on the variety, ranging from oval to elongated. The texture is crisp and slightly waxy.
Flowers Radicchio can flower if it bolts, producing small blue or purple flowers. However, flowering is undesirable as it makes the leaves more bitter and less palatable. Flowering is rare when harvested at the correct time.

📏 Size & Growth — Plant Comparison

Mazus

Height 5-10 cm (indoors may be slightly taller if etiolated)
Spread Spreads indefinitely via rhizomes, can easily exceed 60 cm
Growth Rate Fast
Growth Pattern Creeping, mat-forming perennial. It spreads horizontally via rhizomes, rooting at the nodes to form a dense ground cover.

Radicchio

Height 20-30 cm outdoors. Significantly smaller and less robust indoors.
Spread 20-30 cm outdoors. Smaller indoors.
Growth Rate Moderate
Growth Pattern Radicchio forms a rosette of leaves that eventually develops into a head, ranging from loose-leaf to tightly packed, depending on the variety. It grows upright and does not spread aggressively.

🌱 Propagation — Comparing Plant Growth

Mazus

Methods: Division, Seed, Stem cuttings

Difficulty: Easy

Tips: Divide established clumps in spring or fall. Stem cuttings root easily in water or moist soil. Sow seeds in spring after the last frost.

Radicchio

Methods: Seed

Difficulty: Easy

Tips: Start seeds indoors 6-8 weeks before the last frost or direct sow outdoors after the last frost. Provide consistent moisture and light.

✨ Benefits & Features — Comparing Plant Value

Mazus

Mazus reptans is unique for its rapid spreading habit and tolerance of light foot traffic. Its small, trumpet-shaped flowers add a delicate touch to the landscape. It is also relatively low-maintenance once established.

  • ✓ Suppresses weeds
  • ✓ Provides ground cover
  • ✓ Attracts pollinators
  • ✓ Adds visual interest with flowers
  • ✓ Tolerates light foot traffic
  • ⚠️ Toxic to pets

Radicchio

Radicchio's distinct bitter flavor sets it apart from other leafy vegetables. Its vibrant red or variegated leaves add a unique visual element to gardens and dishes. It is a cool-season crop, thriving in cooler temperatures.

  • ✓ Provides a unique bitter flavor to culinary dishes.
  • ✓ Adds visual interest to salads and gardens with its red or variegated leaves.
  • ✓ Rich in vitamins and minerals.
  • ✓ Can be grilled, roasted, or eaten raw.
  • ✓ Encourages healthy eating habits.
  • 🐾 Pet Safe

📅 Maintenance Schedule — Plant Care Comparison

Mazus

Repotting Repot only when necessary, typically every 1-2 years, or when the plant becomes root-bound. Divide the plant during repotting to control its spread.
Pruning Prune to control spread and remove dead or damaged foliage. Can be mowed lightly if used as a lawn substitute.
Fertilizing Balanced liquid fertilizer (10-10-10) diluted to half strength, applied monthly during the growing season (spring and summer).
Seasonal Care In spring, divide clumps to control spread. In summer, ensure adequate moisture. In fall, remove dead foliage. In winter, provide protection from extreme cold if necessary.

Radicchio

Repotting Not applicable as it's typically grown as an annual.
Pruning Remove any yellowing or damaged leaves to encourage new growth.
Fertilizing Balanced fertilizer (10-10-10) every 2-3 weeks during the growing season, diluted to half strength.
Seasonal Care Spring/Summer: Consistent watering and fertilization. Fall: Harvest before frost. Winter: Not typically grown during winter unless in a very mild climate or with extensive protection.

🌞 Light Requirements

Mazus

Full sun to partial shade outdoors. Indoors, requires very bright, direct light for several hours daily.

Low light tolerant: ❌ No

Radicchio

Full sun (at least 6 hours of direct sunlight per day)

Low light tolerant: ❌ No

💧 Watering Needs

Mazus

Water thoroughly when the top inch of soil feels dry. Avoid overwatering, which can lead to root rot. Ensure good drainage. Signs of underwatering include wilting leaves; overwatering includes yellowing leaves and soggy soil.

Radicchio

Water deeply when the top inch of soil feels dry. Avoid overwatering, which can lead to root rot. Ensure good drainage. Signs of underwatering include wilting leaves; overwatering includes yellowing leaves and a soggy soil.

🌡️ Temperature & Humidity

Mazus

Temperature: 15-24°C

Humidity: 40-60%

Radicchio

Temperature: 15-24°C

Humidity: 40-60%

🤔 Which Plant Is Right For You?

Mazus

Mazus

Mazus reptans
Care: Expert Time: 15 minutes weekly (mostly for watering and occasional pruning) Beginner: No

Gardeners looking for a fast-spreading ground cover to suppress weeds and add color to rock gardens or between stepping stones.

✅ Choose This Plant If...

  • You want a fast-spreading ground cover
  • You need to fill in gaps between pavers or rocks
  • You want to suppress weeds in your garden
  • You appreciate small, delicate flowers
  • You are looking for a plant that tolerates light foot traffic.

❌ Skip This Plant If...

  • You have pets that might ingest it
  • You don't have a very bright, sunny location indoors
  • You don't want a plant that spreads aggressively.
📍 Ideal Location: Outdoors: Rock gardens, between stepping stones, borders. Indoors: Sunny windowsill with direct light.
🎨 Style: Cottage, Naturalistic, Rock Garden
🏠 Apartment Friendly: Limited
⚠️ According to the ASPCA, Mazus reptans contains glycosides which can be toxic to dogs, cats, and horses. Symptoms include vomiting, diarrhea, and depression.
Radicchio

Radicchio

Cichorium intybus var. foliosum
Care: Expert Time: 15-30 minutes weekly Beginner: No

Gardeners looking to add a unique and slightly bitter leafy vegetable to their salads and culinary creations.

✅ Choose This Plant If...

  • You enjoy the bitter flavor profile in salads and cooked dishes.
  • You want to add a visually appealing red or variegated leafy vegetable to your garden.
  • You have a sunny outdoor space suitable for growing vegetables.
  • You are an experienced gardener looking for a slightly challenging crop.
  • You want to experiment with different culinary uses for radicchio.

❌ Skip This Plant If...

  • You lack a sunny outdoor space.
  • You dislike bitter flavors.
  • You are a beginner gardener.
  • You are looking for an easy-to-grow indoor plant.
📍 Ideal Location: Outdoor garden or raised bed with full sun exposure.
🎨 Style: Rustic, Cottage Garden, Culinary Garden
🏠 Apartment Friendly: No
⚠️ Radicchio is generally considered safe for consumption by humans and animals. However, excessive consumption may cause mild digestive upset in some animals.

🎯 Quick Verdict

Best for Beginners Neither ideal
Pet Friendly Radicchio ✓
Less Maintenance Similar effort
Apartment Friendly Check space

⚡ Key Differences Between These Plants

📈

Mazus has fast growth, while Radicchio grows moderate.

💡 Pro Tips For Comparing These Plants

Mazus Care Tips

Mazus reptans is primarily an outdoor ground cover. Indoor cultivation is challenging due to its high light requirements and tendency to spread aggressively. Requires consistent moisture and well-draining soil. Monitor for pests and diseases.

  • Provide excellent drainage to prevent root rot.
  • Water deeply but infrequently, allowing the soil to dry slightly between waterings.
  • Fertilize monthly during the growing season with a balanced fertilizer.
  • Prune regularly to control spread and maintain desired shape.
  • Monitor for pests and diseases, and treat promptly.
❄️ Winter: Reduce watering during the winter months. Provide protection from extreme cold if necessary. Mulch around the base of the plant to insulate the roots.
☀️ Summer: Ensure adequate moisture during the hot summer months. Provide some shade during the hottest part of the day to prevent scorching. Fertilize regularly to promote healthy growth and flowering.

Radicchio Care Tips

Radicchio is primarily an outdoor plant that requires full sun, consistent watering, and fertile soil. Growing it indoors is challenging due to the high light requirements and potential for pest infestations. It is best suited for experienced gardeners.

  • Provide consistent moisture, especially during hot weather.
  • Fertilize regularly with a balanced fertilizer.
  • Protect from extreme heat to prevent bolting.
  • Monitor for pests and diseases and treat promptly.
  • Harvest when the heads are firm and well-formed.
❄️ Winter: Radicchio is typically harvested before winter. In mild climates, it may survive with protection from frost. Growth will slow significantly.
☀️ Summer: Provide shade during the hottest part of the day to prevent bolting. Ensure consistent watering to prevent stress. Monitor for pests and diseases, which are more prevalent in warm weather.

⚠️ Common Problems & Solutions — Plant Care Comparison

Mazus

Common Issues: Root rot, Aphids, Powdery mildew, Poor flowering indoors
Solutions: Root rot: Ensure well-draining soil and avoid overwatering. Aphids: Treat with insecticidal soap. Powdery mildew: Improve air circulation and apply fungicide. Poor flowering indoors: Provide brighter light.

Radicchio

Common Issues: Bolting (premature flowering), Aphids, Downy mildew
Solutions: Bolting: Provide shade during hot weather. Aphids: Insecticidal soap or neem oil. Downy mildew: Improve air circulation and use a fungicide.

❓ Frequently Asked Questions — Comparing These Plants

Mazus

What are the light requirements for Mazus?

Mazus prefers partial shade, especially in warmer climates. Direct sunlight can scorch the leaves, particularly during the hottest part of the day. Morning sun and afternoon shade are ideal. In cooler climates, Mazus can tolerate more sun exposure. When grown indoors, place Mazus near an east- or north-facing window to provide bright, indirect light. Avoid south-facing windows unless you can provide shade during peak sunlight hours. Insufficient light can lead to leggy growth and reduced flowering. Observe your plant closely and adjust its position as needed to ensure it receives the optimal amount of light.

How do I care for Mazus?

Mazus thrives in partial shade to full sun, depending on the climate. In hotter regions, provide afternoon shade to prevent scorching. Water regularly, especially during dry spells, keeping the soil consistently moist but not waterlogged. Well-draining soil is crucial to prevent root rot. Fertilize in spring with a balanced, slow-release fertilizer to promote healthy growth and abundant blooms. Trim back any dead or damaged foliage to encourage new growth. Mazus is generally low-maintenance, but regular watering and occasional fertilization will keep it looking its best. Monitor for pests like slugs and snails, and treat as needed. Mulching around the base of the plant helps retain moisture and suppress weeds. Deadheading spent flowers can encourage continued blooming throughout the season.

How do I propagate Mazus?

Mazus can be easily propagated by division, stem cuttings, or seed. For division, carefully dig up an established clump in the spring or fall and divide it into smaller sections, ensuring each section has healthy roots and foliage. Replant the divisions in well-draining soil. To propagate from stem cuttings, take 4-6 inch cuttings from healthy stems in the spring or summer. Remove the lower leaves and dip the cut end in rooting hormone. Plant the cuttings in a well-draining potting mix and keep them moist until they root. Seeds can be sown indoors 6-8 weeks before the last frost or directly outdoors in the spring after the danger of frost has passed. Keep the soil consistently moist until germination occurs.

Radicchio

What are the light requirements for Radicchio?

Radicchio requires plenty of light to develop its characteristic deep red color and compact head. Aim for at least 6 hours of direct sunlight per day, especially during the cooler months of spring and fall. If growing Radicchio indoors, place it near a south-facing window where it can receive maximum sunlight. Rotate the plant regularly to ensure even light exposure on all sides.

How do I care for Radicchio?

Radicchio thrives in cool temperatures and requires consistent moisture. Plant in well-draining soil rich in organic matter. Provide full sun, especially during the cooler months, but partial shade during hot summer days to prevent bolting (premature flowering). Water regularly, keeping the soil consistently moist but not waterlogged. Fertilize every 2-3 weeks with a balanced fertilizer during the growing season to promote healthy growth and vibrant color.

How do I propagate Radicchio?

Radicchio can be propagated through seeds. Start by collecting seeds from mature plants. Sow seeds indoors 6-8 weeks before the last frost or directly outdoors after the danger of frost has passed. Use a well-draining seed-starting mix and keep the soil consistently moist. Germination typically occurs within 7-14 days.

Last updated: May 13, 2026 — Plant care data reviewed and verified by our editorial team.