Carrot Fern vs Hummingbird Mint Plant Comparison

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

Carrot Fern

Carrot Fern

Onychium japonicum

VS
Hummingbird Mint

Hummingbird Mint

Agastache spp.

Carrot Fern

Carrot Fern

Onychium japonicum

Onychium japonicum, commonly known as the Carrot Fern, is a delicate-looking fern with finely divided, lacy fronds resembling carrot leaves, hence the name. It is a terrestrial fern, naturally found in moist, shaded areas. While it can be grown indoors, it requires specific conditions to thrive. People grow it for its unique foliage texture and elegant appearance. It is not a particularly robust fern and needs consistent care to maintain its beauty. This fern adds a touch of elegance to any space with its intricate foliage.

Pteridaceae East Asia (Japan, China, Korea)
✨ Features: Delicate, lacy foliage adds an elegant touch to indoor spaces.
📖 Read Complete Carrot Fern Guide
Hummingbird Mint

Hummingbird Mint

Agastache spp.

Agastache, commonly known as Hummingbird Mint, is a genus of herbaceous perennial plants known for their aromatic foliage and vibrant, nectar-rich flowers. They typically grow between 1 to 5 feet tall, forming bushy clumps. The leaves are usually lance-shaped and toothed. The flowers, which bloom from summer to fall, come in a variety of colors, including purple, pink, orange, and red. Agastache is primarily an outdoor plant, valued for attracting pollinators like hummingbirds and bees to gardens. People grow it for its ornamental value, drought tolerance, and fragrant foliage.

Lamiaceae North America and Asia, depending on species
✨ Features: Attracts hummingbirds and bees, aromatic foliage, drought tolerant
📖 Read Complete Hummingbird Mint Guide

Quick Plant Comparison

Feature Carrot Fern Hummingbird Mint
Light Bright, indirect light. Avoid direct sunlight, which can scorch the fronds. Full sun (at least 6 hours of direct sunlight daily)
Watering Every 3-5 days, depending on environmental conditions Every 7-10 days, depending on weather and soil drainage
Humidity 60-80% 30-50%
Temperature 18-24°C 18-30°C
Care Level Moderate Expert
Growth Rate Moderate Moderate To Fast
Max Height 30-60 cm 0.3-1 meter (indoors, unlikely to thrive)
Pet Safety ✅ Safe ❌ Toxic To Pets
Soil Well-draining, moisture-retentive potting mix, such as a mix of peat moss, perlite, and vermiculite. Well-draining soil, such as a sandy or loamy mix. Avoid heavy clay soils.
Beginner Friendly With Caution ❌ No
Weekly Maintenance 15 minutes weekly 10-15 minutes weekly (outdoor)

🔬 Botanical Information — Comparing These Plants

Carrot Fern

Scientific Name Onychium japonicum
Family Pteridaceae
Native To East Asia (Japan, China, Korea)
Also Known As Carrot Fern, Japanese Claw Fern, Claw Fern
Leaves The leaves (fronds) are finely divided and lacy, resembling carrot leaves. They are typically light green in color and have a delicate texture. The fronds can grow up to 30 cm long and are arranged in an arching pattern.
Flowers Carrot Ferns do not produce flowers indoors. They reproduce via spores.

Hummingbird Mint

Scientific Name Agastache spp.
Family Lamiaceae
Native To North America and Asia, depending on species
Also Known As Hummingbird Mint, Anise Hyssop, Giant Hyssop
Leaves The leaves are typically lance-shaped to ovate, with toothed edges. They are usually green or gray-green in color and have a distinct aromatic scent when crushed. The texture can range from smooth to slightly hairy, depending on the species.
Flowers Agastache rarely flowers indoors. Outdoors, it produces abundant flower spikes from summer to fall. The flowers are tubular and come in a variety of colors, including purple, pink, orange, red, and white. They are highly attractive to hummingbirds and bees.

📏 Size & Growth — Plant Comparison

Carrot Fern

Height 30-60 cm
Spread 30-45 cm
Growth Rate Moderate
Growth Pattern The Carrot Fern grows in a clumping habit, with fronds emerging from a central rhizome. It does not typically spread aggressively, but can slowly expand over time.

Hummingbird Mint

Height 0.3-1 meter (indoors, unlikely to thrive)
Spread 0.3-0.6 meter (can spread via rhizomes, depending on species)
Growth Rate Moderate To Fast
Growth Pattern Agastache typically grows in an upright, bushy habit, forming clumps of foliage and flower spikes. Some species can spread via rhizomes, creating larger colonies over time.

🌱 Propagation — Comparing Plant Growth

Carrot Fern

Methods: Spores, Division

Difficulty: Moderate

Tips: Spores require a sterile environment and high humidity for germination. Division is best done in spring, separating the rhizomes carefully and planting them in fresh potting mix.

Hummingbird Mint

Methods: Seed, stem cuttings, division

Difficulty: Easy To Moderate

Tips: For stem cuttings, take cuttings in spring or early summer and root them in water or well-draining soil. Division is best done in spring or fall.

✨ Benefits & Features — Comparing Plant Value

Carrot Fern

The Carrot Fern's unique, finely divided fronds distinguish it from other ferns. Its delicate appearance adds a touch of elegance to any indoor space. It requires specific care conditions to thrive, making it a rewarding challenge for experienced plant enthusiasts.

  • ✓ Adds a touch of elegance to any space.
  • ✓ Unique foliage texture provides visual interest.
  • ✓ Can improve indoor humidity levels.
  • ✓ Provides a calming and natural aesthetic.
  • ✓ Can be a rewarding plant to care for.
  • 🐾 Pet Safe

Hummingbird Mint

Agastache is known for its strong aromatic foliage and its ability to attract hummingbirds and other pollinators. The flowers come in a wide range of colors, making it a versatile addition to any garden. Its drought tolerance makes it suitable for xeriscaping.

  • ✓ Attracts pollinators, improving garden biodiversity.
  • ✓ Provides fragrant foliage for sensory enjoyment.
  • ✓ Drought-tolerant, reducing water consumption.
  • ✓ Adds vibrant color to the garden.
  • ✓ Some species have medicinal properties.
  • ⚠️ Toxic to pets

📅 Maintenance Schedule — Plant Care Comparison

Carrot Fern

Repotting Every 1-2 years, or when the plant becomes root-bound.
Pruning Remove dead or damaged fronds to maintain appearance and prevent disease.
Fertilizing Balanced liquid fertilizer diluted to half strength, every 4-6 weeks during the growing season (spring and summer).
Seasonal Care In winter, reduce watering frequency as growth slows. Maintain humidity levels. In summer, ensure adequate moisture and protect from direct sunlight.

Hummingbird Mint

Repotting Not applicable for outdoor plants. If grown in containers, repot every 1-2 years, or more frequently if root-bound.
Pruning Deadhead spent flowers to encourage continued blooming. Prune back in late fall or early spring.
Fertilizing Balanced slow-release fertilizer in spring. Avoid over-fertilizing.
Seasonal Care In winter, cut back the plant to the ground after the first frost. In spring, fertilize and provide support if needed. Summer requires regular watering during dry spells.

🌞 Light Requirements

Carrot Fern

Bright, indirect light. Avoid direct sunlight, which can scorch the fronds.

Low light tolerant: ❌ No

Hummingbird Mint

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

Low light tolerant: ❌ No

💧 Watering Needs

Carrot Fern

Keep the soil consistently moist but not soggy. Water when the top inch of soil feels slightly dry. Overwatering can lead to root rot, while underwatering causes the fronds to dry and brown. Ensure good drainage.

Hummingbird Mint

Water thoroughly when the top inch of soil feels dry. Avoid overwatering, as this can lead to root rot. Signs of underwatering include wilting leaves, while overwatering can cause yellowing leaves and a soggy soil.

🌡️ Temperature & Humidity

Carrot Fern

Temperature: 18-24°C

Humidity: 60-80%

Hummingbird Mint

Temperature: 18-30°C

Humidity: 30-50%

🤔 Which Plant Is Right For You?

Carrot Fern

Carrot Fern

Onychium japonicum
Care: Moderate Time: 15 minutes weekly Beginner: With-caution

Experienced plant enthusiasts who can provide the necessary humidity and consistent care.

✅ Choose This Plant If...

  • You appreciate delicate, lacy foliage.
  • You can provide high humidity levels.
  • You are experienced with caring for ferns.
  • You want a unique and elegant houseplant.
  • You have a location with bright, indirect light.

❌ Skip This Plant If...

  • You struggle to maintain high humidity.
  • You tend to overwater plants.
  • You are a beginner plant owner.
  • You have limited space.
  • You want a low-maintenance plant.
📍 Ideal Location: Bathroom, kitchen, or any room with high humidity and bright, indirect light.
🎨 Style: Bohemian, Tropical, Elegant
🏠 Apartment Friendly: Yes
⚠️ According to the ASPCA, ferns in general are considered non-toxic to dogs, cats, and horses. Onychium japonicum is not specifically listed, but given its classification as a fern, it is considered non-toxic.
Hummingbird Mint

Hummingbird Mint

Agastache spp.
Care: Expert Time: 10-15 minutes weekly (outdoor) Beginner: No

Experienced gardeners who want to attract pollinators to their outdoor gardens.

✅ Choose This Plant If...

  • You want to attract hummingbirds and bees to your garden.
  • You need a drought-tolerant plant for a sunny location.
  • You appreciate fragrant foliage and colorful flowers.
  • You want a low-maintenance perennial for your garden.
  • You enjoy using herbs in teas or cooking (some species).

❌ Skip This Plant If...

  • You have limited sunlight in your home.
  • You are looking for an easy-to-grow indoor plant.
  • You have pets that might ingest the plant.
📍 Ideal Location: Outdoor garden, sunny border, or container garden in a sunny location.
🎨 Style: Cottage, Naturalistic, Mediterranean
🏠 Apartment Friendly: No
⚠️ According to the ASPCA, plants in the mint family (Lamiaceae) contain essential oils that can cause gastrointestinal upset and dermatitis in dogs, cats, and horses. Symptoms include vomiting, diarrhea, weakness, and skin irritation. The specific toxic compounds vary by species.

🎯 Quick Verdict

Best for Beginners Neither ideal
Pet Friendly Carrot Fern ✓
Less Maintenance Similar effort
Apartment Friendly Carrot Fern

⚡ Key Differences Between These Plants

🎯

Carrot Fern is rated Moderate care level, while Hummingbird Mint is Expert.

📈

Carrot Fern has moderate growth, while Hummingbird Mint grows moderate to fast.

💡 Pro Tips For Comparing These Plants

Carrot Fern Care Tips

Carrot Fern requires consistent moisture, high humidity, and bright, indirect light. It can be challenging to maintain the necessary humidity levels indoors, making it less suitable for beginners. Regular watering and occasional fertilization are essential for healthy growth. Avoid direct sunlight and drafts.

  • Use distilled or rainwater to avoid mineral buildup in the soil.
  • Mist the plant regularly to maintain high humidity.
  • Provide good air circulation to prevent fungal diseases.
  • Avoid placing the plant near drafts or heat sources.
  • Monitor for pests regularly and treat promptly.
❄️ Winter: Reduce watering frequency during the winter months as growth slows. Maintain humidity levels and avoid placing the plant near cold drafts.
☀️ Summer: Ensure adequate moisture during the summer months, as the plant will be actively growing. Protect from direct sunlight to prevent scorching of the fronds.

Hummingbird Mint Care Tips

Hummingbird Mint is primarily an outdoor plant and requires full sun to thrive. Growing it indoors is challenging due to its high light requirements and potential for pest infestations. It needs well-draining soil and careful watering to prevent root rot. Indoor growth is often stunted and flowering is unlikely.

  • Plant in well-draining soil to prevent root rot.
  • Provide full sun for optimal flowering.
  • Deadhead spent flowers regularly to encourage more blooms.
  • Water deeply but infrequently, allowing the soil to dry out between waterings.
  • Protect from strong winds, especially taller varieties.
❄️ Winter: In colder climates, cut back the plant to the ground after the first frost. A layer of mulch can help protect the roots from freezing temperatures. Reduce watering significantly during dormancy.
☀️ Summer: Provide regular watering during dry spells. Deadhead spent flowers to encourage continued blooming. Monitor for pests and diseases, and treat as needed. Provide support for taller varieties to prevent them from flopping over.

⚠️ Common Problems & Solutions — Plant Care Comparison

Carrot Fern

Common Issues: Browning fronds, Root rot, Pest infestations (spider mites, mealybugs)
Solutions: Browning fronds: Increase humidity and ensure consistent watering. | Root rot: Improve drainage and reduce watering frequency. | Pest infestations: Treat with insecticidal soap or neem oil.

Hummingbird Mint

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

❓ Frequently Asked Questions — Comparing These Plants

Carrot Fern

What are the light requirements for Carrot Fern?

Carrot Fern requires bright, indirect light to thrive. Direct sunlight can scorch its delicate fronds, leading to browning and damage. An east-facing window is often ideal, providing gentle morning sun. A north-facing window can also work, but ensure the plant receives enough light throughout the day. If you place your Carrot Fern near a south or west-facing window, use sheer curtains to filter the sunlight. If the fronds start to look pale or leggy, it may indicate that the plant is not receiving enough light. Conversely, if the fronds turn brown or crispy, it may be getting too much direct light. Rotate the plant regularly to ensure even light exposure on all sides.

How do I care for Carrot Fern?

Carrot Fern thrives in bright, indirect light. Avoid direct sunlight, which can scorch the delicate fronds. Water thoroughly when the top inch of soil feels dry, but ensure the pot has good drainage to prevent root rot. Maintain high humidity levels by misting regularly, using a humidifier, or placing the pot on a pebble tray filled with water. The ideal temperature range is between 65-75°F (18-24°C). Feed with a diluted liquid fertilizer every 2-4 weeks during the growing season (spring and summer). Repot every 1-2 years into a slightly larger pot with well-draining potting mix. Prune away any dead or damaged fronds to encourage new growth. Regularly check for pests like spider mites or mealybugs and treat them promptly. Provide good air circulation to prevent fungal diseases.

How do I propagate Carrot Fern?

Carrot Fern can be propagated by division or spores. Division is the easier method. To divide, gently remove the plant from its pot and separate the rhizomes into smaller sections, ensuring each section has healthy roots and fronds. Plant each section in its own pot with well-draining potting mix. Keep the soil consistently moist and provide high humidity until new growth appears. Propagating from spores is more challenging and requires a sterile environment. Collect spores from mature fronds and sow them on a sterile potting mix. Cover with a clear plastic dome to maintain high humidity. Keep the soil moist and provide bright, indirect light. It can take several weeks or months for spores to germinate.

Hummingbird Mint

What are the light requirements for Hummingbird Mint?

Hummingbird Mint requires at least six hours of direct sunlight per day to thrive. Choose a location in your garden or on your patio that receives full sun exposure. If growing indoors, place the plant near a sunny window, preferably one facing south or west. Insufficient light can result in weak growth, fewer blooms, and leggy stems. If your plant is not getting enough natural light, consider supplementing with a grow light. Rotate the plant regularly to ensure even light exposure on all sides.

How do I care for Hummingbird Mint?

Hummingbird Mint thrives in full sun and well-draining soil. Water deeply but infrequently, allowing the soil to dry out between waterings. Avoid overwatering, which can lead to root rot. Fertilize lightly in spring with a balanced fertilizer to promote healthy growth and abundant blooms. Deadhead spent flowers regularly to encourage continuous blooming throughout the summer and fall. Prune back the plant in late winter or early spring to remove dead or damaged growth and maintain its shape. Provide good air circulation to prevent fungal diseases. In colder climates, provide winter protection by mulching around the base of the plant.

How do I propagate Hummingbird Mint?

Hummingbird Mint can be propagated through division, stem cuttings, or seed. For division, carefully dig up the plant in spring or fall and divide the root ball into smaller sections, each with healthy roots and shoots. Replant the divisions in well-draining soil. For stem cuttings, take 4-6 inch cuttings from new growth in 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 in early spring or directly outdoors after the last frost.

Last updated: May 10, 2026 — Plant care data reviewed and verified by our editorial team.