Japanese Cedar vs Prince's Feather Plant Comparison

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

Japanese Cedar

Japanese Cedar

Cryptomeria japonica

VS
Prince's Feather

Prince's Feather

Amaranthus hypochondriacus

Japanese Cedar

Japanese Cedar

Cryptomeria japonica

Cryptomeria japonica, commonly known as Japanese Cedar or Sugi, is a large evergreen coniferous tree native to Japan and China. It's characterized by its reddish-brown bark that peels in strips and its spirally arranged, awl-shaped leaves that are typically bluish-green. In its native habitat, it can reach heights of 50-70 meters. While primarily an outdoor tree, some dwarf cultivars are grown in containers. People grow it for its ornamental value, fast growth (in suitable conditions), and use as a privacy screen or windbreak.

Cupressaceae Japan, China
✨ Features: Attractive foliage, aromatic wood, relatively fast growth (outdoors)
📖 Read Complete Japanese Cedar Guide
Prince's Feather

Prince's Feather

Amaranthus hypochondriacus

Prince's Feather (Amaranthus hypochondriacus) is an annual flowering plant known for its striking, upright flower spikes that come in shades of red, pink, or purple. It typically grows to a height of 3-8 feet. It is primarily an outdoor plant, cultivated for its ornamental value in gardens and as a grain crop. People grow it for its vibrant colors and architectural presence in flower beds and borders. While it can be started indoors, it requires very bright light and ample space to thrive, making it challenging to maintain indoors long-term.

Amaranthaceae Mexico and Guatemala
✨ Features: Attracts pollinators, edible seeds (though not typically consumed ornamentally), striking flower spikes.
📖 Read Complete Prince's Feather Guide

Quick Plant Comparison

Feature Japanese Cedar Prince's Feather
Light Full sun to partial shade Full sun (at least 6-8 hours of direct sunlight daily)
Watering Every 1-2 weeks, depending on weather and soil drainage Every 1-2 days outdoors during hot weather; less frequently when grown indoors (if attempted).
Humidity 30-60% 40-60%
Temperature 10-24°C 18-27°C
Care Level Expert Expert
Growth Rate Moderate To Fast Fast
Max Height 2-5 meters (in containers, significantly smaller than in the wild) 3-8 feet outdoors; significantly smaller if grown in a container indoors (1-3 feet).
Pet Safety ❌ Toxic To Pets ❌ Toxic To Pets
Soil Well-draining, slightly acidic soil Well-draining, fertile soil. A mix of garden soil, compost, and perlite is suitable.
Beginner Friendly ❌ No ❌ No
Weekly Maintenance 30 minutes weekly 15 minutes weekly (weeding, watering, deadheading).

🔬 Botanical Information — Comparing These Plants

Japanese Cedar

Scientific Name Cryptomeria japonica
Family Cupressaceae
Native To Japan, China
Also Known As Japanese Cedar, Sugi
Leaves The leaves are awl-shaped, spirally arranged, and typically bluish-green. They are about 0.5-1 cm long and have a slightly prickly texture.
Flowers It rarely flowers indoors. Outdoors, it produces small, inconspicuous flowers in spring, followed by small, globular cones.

Prince's Feather

Scientific Name Amaranthus hypochondriacus
Family Amaranthaceae
Native To Mexico and Guatemala
Also Known As Prince's Feather, Prince-of-Wales Feather, Amaranth
Leaves The leaves are lance-shaped to oval, typically 4-8 inches long and 1-3 inches wide. They are usually green but can have reddish or purplish hues, especially in the stems and veins. The texture is smooth and slightly fleshy.
Flowers It flowers readily outdoors. The flowers are small and densely packed on upright, feathery spikes. The spikes come in shades of red, pink, purple, or occasionally yellow. Flowering typically occurs from mid-summer to fall.

📏 Size & Growth — Plant Comparison

Japanese Cedar

Height 2-5 meters (in containers, significantly smaller than in the wild)
Spread 1-2 meters (in containers)
Growth Rate Moderate To Fast
Growth Pattern Outdoors, it grows into a large, pyramidal tree. Indoors, dwarf cultivars maintain a more compact, upright form.

Prince's Feather

Height 3-8 feet outdoors; significantly smaller if grown in a container indoors (1-3 feet).
Spread 1-2 feet
Growth Rate Fast
Growth Pattern Upright and erect, forming a tall, bushy plant with a central stem and numerous side branches. The flower spikes grow vertically from the top of the plant and side branches, creating a feathery appearance.

🌱 Propagation — Comparing Plant Growth

Japanese Cedar

Methods: Seed, Cuttings

Difficulty: Moderate

Tips: Take semi-hardwood cuttings in late summer. Use rooting hormone and provide high humidity. Seed propagation requires stratification.

Prince's Feather

Methods: Seed

Difficulty: Easy

Tips: Sow seeds directly into the garden after the last frost or start them indoors 6-8 weeks before the last frost. Keep the soil consistently moist until germination.

✨ Benefits & Features — Comparing Plant Value

Japanese Cedar

Japanese Cedar is a conifer that is not a true cedar, but belongs to the cypress family. Its reddish-brown bark and awl-shaped leaves give it a distinctive appearance. Dwarf cultivars are prized for their compact size and suitability for container growing.

  • ✓ Unique aesthetic appeal
  • ✓ Can be trained as bonsai
  • ✓ Provides a touch of nature indoors
  • ✓ Relatively slow-growing in containers
  • ✓ Offers a calming presence
  • ⚠️ Toxic to pets

Prince's Feather

Prince's Feather stands out due to its tall, upright flower spikes in vibrant colors. Unlike many ornamental plants, its seeds are also edible, adding to its versatility. Its dramatic presence makes it a focal point in any garden.

  • ✓ Attracts pollinators to your garden
  • ✓ Adds vibrant color and visual interest
  • ✓ Provides a food source for birds
  • ✓ Relatively easy to grow from seed outdoors
  • ✓ Creates a dramatic focal point in flower beds.
  • ⚠️ Toxic to pets

📅 Maintenance Schedule — Plant Care Comparison

Japanese Cedar

Repotting Every 2-3 years, or as needed when the plant becomes root-bound
Pruning Prune to maintain shape and remove dead or damaged branches. Best done in late winter or early spring.
Fertilizing Balanced slow-release fertilizer in spring
Seasonal Care In winter, reduce watering and protect from frost if grown in a container. In summer, ensure adequate watering and provide some shade during the hottest part of the day.

Prince's Feather

Repotting Not applicable as it is an annual. If grown in a container, repotting is generally not necessary.
Pruning Deadheading spent flower spikes can encourage further blooming.
Fertilizing Balanced liquid fertilizer (10-10-10) diluted to half strength, applied every 4-6 weeks during the growing season.
Seasonal Care In spring, sow seeds. In summer, provide regular watering and fertilization. In fall, collect seeds for next year's planting. In winter, the plant dies back as it is an annual.

🌞 Light Requirements

Japanese Cedar

Full sun to partial shade

Low light tolerant: ❌ No

Prince's Feather

Full sun (at least 6-8 hours of direct sunlight daily)

Low light tolerant: ❌ No

💧 Watering Needs

Japanese Cedar

Water deeply when the topsoil feels dry to the touch. Avoid overwatering, which can lead to root rot. In containers, ensure proper drainage. During the growing season, water more frequently, and reduce watering in the winter.

Prince's Feather

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 and drooping leaves. Overwatering signs include yellowing leaves and a soggy soil.

🌡️ Temperature & Humidity

Japanese Cedar

Temperature: 10-24°C

Humidity: 30-60%

Prince's Feather

Temperature: 18-27°C

Humidity: 40-60%

🤔 Which Plant Is Right For You?

Japanese Cedar

Japanese Cedar

Cryptomeria japonica
Care: Expert Time: 30 minutes weekly Beginner: No

Experienced gardeners looking for a unique container plant for a bright, cool location.

✅ Choose This Plant If...

  • You appreciate the unique texture and form of conifers
  • You have a very bright, cool location for a container plant
  • You are an experienced gardener looking for a challenge
  • You want a small, slow-growing conifer for bonsai
  • You are prepared to provide specific care to maintain its health.

❌ Skip This Plant If...

  • You lack a very bright, cool location
  • You are a beginner gardener
  • You have pets that might ingest the plant
  • You want a low-maintenance houseplant.
📍 Ideal Location: Bright sunroom or cool greenhouse
🎨 Style: Japanese, Minimalist, Traditional
🏠 Apartment Friendly: Limited
⚠️ Although specific data is limited, conifers in general can be toxic to pets. The ASPCA lists some conifers as potentially causing gastrointestinal upset if ingested. Resin and sap can be irritating. All parts of the plant should be considered potentially harmful.
Prince's Feather

Prince's Feather

Amaranthus hypochondriacus
Care: Expert Time: 15 minutes weekly (weeding, watering, deadheading). Beginner: No

Gardeners looking for a striking, tall annual plant to add vertical interest and vibrant color to their flower beds.

✅ Choose This Plant If...

  • You want a dramatic, tall plant for your garden
  • You need a plant that attracts pollinators
  • You want to add vibrant color to your outdoor space
  • You are looking for a fast-growing annual
  • You want to harvest seeds for future planting.

❌ Skip This Plant If...

  • You have limited sunlight indoors
  • You have pets that might ingest the plant
  • You prefer low-maintenance houseplants.
📍 Ideal Location: Outdoor garden, flower bed, or large container in a sunny location.
🎨 Style: Cottage, Bohemian, Traditional
🏠 Apartment Friendly: No
⚠️ According to the ASPCA, Amaranthus species contain soluble oxalates. They are toxic to dogs, cats, and horses. Symptoms include oral irritation, excessive drooling, vomiting, and difficulty breathing. Kidney damage is possible in severe cases.

🎯 Quick Verdict

Best for Beginners Neither ideal
Pet Friendly Neither - caution
Less Maintenance Similar effort
Apartment Friendly Check space

⚡ Key Differences Between These Plants

☀️

Japanese Cedar needs full sun to partial shade, while Prince's Feather prefers full sun (at least 6-8 hours of direct sunlight daily).

📈

Japanese Cedar has moderate to fast growth, while Prince's Feather grows fast.

💡 Pro Tips For Comparing These Plants

Japanese Cedar Care Tips

Japanese Cedar is primarily an outdoor tree and presents significant challenges when grown indoors. It requires very bright light, well-draining soil, and careful watering to prevent root rot. Maintaining adequate humidity indoors can also be difficult. Only dwarf cultivars are suitable for container growing, and even then, they may not thrive indoors long-term.

  • Provide excellent drainage to prevent root rot
  • Ensure adequate humidity, especially in dry indoor environments
  • Fertilize sparingly with a balanced fertilizer
  • Monitor for pests regularly
  • Rotate the plant regularly to ensure even growth.
❄️ Winter: Reduce watering in winter. Protect from frost if grown in a container. Provide bright light.
☀️ Summer: Ensure adequate watering during hot weather. Provide some shade during the hottest part of the day to prevent scorching.

Prince's Feather Care Tips

Prince's Feather is primarily an outdoor plant requiring full sun and well-drained soil. Indoor cultivation is challenging due to its high light requirements and potential size. It is toxic to pets, requiring careful placement if grown in areas accessible to animals.

  • Provide full sun for optimal growth and flowering.
  • Ensure well-draining soil 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.
  • Protect from strong winds, as the tall flower spikes can be susceptible to breakage.
❄️ Winter: As an annual, Prince's Feather does not require winter care. The plant will die back after the first frost. Remove the dead plant material.
☀️ Summer: Provide consistent watering, especially during hot and dry periods. Fertilize regularly to promote vigorous growth and abundant flowering. Monitor for pests and diseases and treat promptly.

⚠️ Common Problems & Solutions — Plant Care Comparison

Japanese Cedar

Common Issues: Spider mites, Root rot, Browning foliage, Poor growth
Solutions: Spider mites: Treat with insecticidal soap or neem oil. Root rot: Improve drainage and reduce watering. Browning foliage: Ensure adequate watering and humidity. Poor growth: Provide sufficient light and fertilizer.

Prince's Feather

Common Issues: Aphids, spider mites, root rot, powdery mildew
Solutions: Aphids/spider mites: Insecticidal soap or neem oil. Root rot: Improve drainage and reduce watering. Powdery mildew: Fungicide and improved air circulation.

❓ Frequently Asked Questions — Comparing These Plants

Japanese Cedar

What are the light requirements for Japanese Cedar?

Japanese Cedars require bright, indirect light to thrive indoors. Direct sunlight can scorch their delicate foliage, leading to brown tips and overall stress. A location near an east-facing window is often ideal, providing ample morning light without the harsh afternoon sun. If placed near a south- or west-facing window, use sheer curtains to filter the light. Insufficient light can result in leggy growth and a loss of foliage density. Rotate the plant regularly to ensure all sides receive adequate light exposure. If natural light is limited, consider supplementing with a grow light to maintain healthy growth and vibrant color.

How do I care for Japanese Cedar?

Japanese Cedars thrive indoors with bright, indirect light; avoid direct sunlight, which can scorch the foliage. Water thoroughly when the top inch of soil feels dry, ensuring good drainage to prevent root rot. Maintain high humidity levels through misting or a humidifier, especially during dry months. Use a well-draining potting mix formulated for conifers or evergreens. Fertilize sparingly during the growing season (spring and summer) with a balanced, slow-release fertilizer. Prune regularly to maintain the desired shape and size. Repot every 2-3 years as needed, choosing a slightly larger pot. Provide stable temperatures, avoiding sudden fluctuations and drafts. Rotate the plant regularly to ensure even growth. Monitor for pests like spider mites and treat promptly.

How do I propagate Japanese Cedar?

Japanese Cedars can be propagated through stem cuttings or air layering, though success rates can vary. For stem cuttings, take 4-6 inch cuttings from new growth in spring or early summer. Remove the lower needles and dip the cut end in rooting hormone. Plant the cutting in a well-draining potting mix and keep it moist and humid by covering with a plastic bag or humidity dome. For air layering, make a small incision on a branch, wrap it with moist sphagnum moss, and cover it with plastic wrap. Secure the wrap tightly and keep the moss moist. Once roots have formed, cut the branch below the rooted section and pot it up. Both methods require patience and consistent care.

Prince's Feather

What are the light requirements for Prince's Feather?

Prince’s Feather needs ample sunlight to produce its signature vibrant blooms. Aim for at least 6 hours of direct sunlight per day. In hotter climates, providing some afternoon shade can prevent leaf scorch. Insufficient light will result in leggy growth, fewer flowers, and duller colors.

How do I care for Prince's Feather?

Prince’s Feather thrives in full sun to partial shade, requiring at least 6 hours of direct sunlight daily for optimal blooming. Water regularly, keeping the soil consistently moist but not waterlogged. Fertilize every 2-3 weeks during the growing season with a balanced, water-soluble fertilizer to promote vigorous growth and abundant blooms.

How do I propagate Prince's Feather?

Prince’s Feather can be propagated by seed. Collect seeds from dried flower heads in the fall. Direct sow seeds in the spring after the last frost, or start seeds indoors 6-8 weeks before the last frost.

Last updated: May 2, 2026 — Plant care data reviewed and verified by our editorial team.