Australian Tree Fern vs Port Orford Cedar Plant Comparison

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

Australian Tree Fern

Australian Tree Fern

Cyathea cooperi

VS
Port Orford Cedar

Port Orford Cedar

Chamaecyparis lawsoniana

Australian Tree Fern

Australian Tree Fern

Cyathea cooperi

The Australian Tree Fern (Cyathea cooperi) is a fast-growing tree fern characterized by its elegant, arching fronds and distinctive trunk covered in brown scales. It's primarily an outdoor plant, thriving in humid, subtropical environments. Its large size and specific environmental needs make it challenging to grow indoors long-term. People grow it for its tropical appearance and architectural interest in gardens and landscapes. It can reach impressive heights in its natural habitat. The plant's beauty lies in its delicate-looking but resilient fronds.

Cyatheaceae Eastern Australia (New South Wales and Queensland)
✨ Features: Adds a tropical aesthetic to gardens and landscapes.
📖 Read Complete Australian Tree Fern Guide
Port Orford Cedar

Port Orford Cedar

Chamaecyparis lawsoniana

Port Orford Cedar is a large evergreen coniferous tree, typically found in its native range. It boasts scale-like foliage that is aromatic when crushed. The tree has a conical growth habit and can reach impressive heights in the wild. While highly valued for its timber and ornamental qualities, it is primarily an outdoor tree. Growing it indoors is extremely challenging due to its need for full sun, cold winters, and susceptibility to root rot in containers. People grow it outdoors as a specimen tree, for hedging, or in large gardens.

Cupressaceae Southwestern Oregon and Northwestern California, USA
✨ Features: Aromatic foliage, elegant form, valuable timber
📖 Read Complete Port Orford Cedar Guide

Quick Plant Comparison

Feature Australian Tree Fern Port Orford Cedar
Light Bright, indirect light to partial shade. Avoid direct sunlight, especially during the hottest part of the day. Full sun (at least 6-8 hours of direct sunlight per day)
Watering Every 2-4 days, depending on environmental conditions and pot size. Outdoors: Once or twice a week during the growing season, less frequently in winter. Indoors (not recommended): Extremely difficult to maintain proper moisture levels.
Humidity 60-80% 30-50%
Temperature 18-24°C 7-21°C
Care Level Expert Expert
Growth Rate Fast Moderate
Max Height Indoors: 1-2 meters (difficult to maintain this size long-term) Outdoors: 50-70 meters. Indoors: Extremely unlikely to survive to maturity; if it did, it would be severely stunted, reaching perhaps 1-2 meters with great difficulty.
Pet Safety ✅ Safe ❌ Toxic To Pets
Soil Well-draining, slightly acidic soil rich in organic matter. A mix of peat moss, perlite, and tree fern fiber is ideal. Well-draining, slightly acidic soil. A mix of sandy loam with added organic matter is ideal.
Beginner Friendly ❌ No ❌ No
Weekly Maintenance 30 minutes weekly 15-30 minutes weekly (mostly watering and occasional pruning)

🔬 Botanical Information — Comparing These Plants

Australian Tree Fern

Scientific Name Cyathea cooperi
Family Cyatheaceae
Native To Eastern Australia (New South Wales and Queensland)
Also Known As Australian Tree Fern, Cooper's Cyathea, Lacy Tree Fern
Leaves Large, lacy, bright green fronds that can reach up to 4 meters in length. The fronds are divided into numerous leaflets, giving them a delicate and feathery appearance.
Flowers Does not flower indoors. Tree ferns reproduce via spores, not flowers.

Port Orford Cedar

Scientific Name Chamaecyparis lawsoniana
Family Cupressaceae
Native To Southwestern Oregon and Northwestern California, USA
Also Known As Port Orford Cedar, Lawson Cypress, Ginger Pine
Leaves The leaves are scale-like, small (1-3 mm long), and arranged in flattened sprays. They are typically a bluish-green color and have a distinctive aromatic scent when crushed. The foliage is dense and provides a soft texture.
Flowers Port Orford Cedar produces small, inconspicuous flowers in the spring. Male flowers are yellowish-brown, while female flowers are greenish. Flowering is rare indoors, and even outdoors, the flowers are not particularly showy.

📏 Size & Growth — Plant Comparison

Australian Tree Fern

Height Indoors: 1-2 meters (difficult to maintain this size long-term)
Spread Indoors: 1-1.5 meters
Growth Rate Fast
Growth Pattern Upright, tree-like growth habit with a single trunk and arching fronds that create a canopy-like appearance.

Port Orford Cedar

Height Outdoors: 50-70 meters. Indoors: Extremely unlikely to survive to maturity; if it did, it would be severely stunted, reaching perhaps 1-2 meters with great difficulty.
Spread Outdoors: 2-5 meters. Indoors: Limited by container size, but expect a spread of 0.5-1 meter if it survives.
Growth Rate Moderate
Growth Pattern The Port Orford Cedar exhibits a conical or pyramidal growth pattern, with a straight trunk and evenly spaced branches that gradually taper towards the top. It grows upright and maintains a symmetrical shape throughout its life.

🌱 Propagation — Comparing Plant Growth

Australian Tree Fern

Methods: Spores, Division (of pups that grow at the base of the trunk)

Difficulty: Difficult

Tips: Spore propagation is very slow and requires sterile conditions. Division is more practical but requires careful handling to avoid damaging the parent plant.

Port Orford Cedar

Methods: Seed, Cuttings

Difficulty: Moderate

Tips: Take semi-hardwood cuttings in late summer or early fall. Use rooting hormone and provide consistent moisture. Seed propagation requires stratification and can be slow.

✨ Benefits & Features — Comparing Plant Value

Australian Tree Fern

The Australian Tree Fern's fast growth rate and large size distinguish it from other ferns. Its trunk, covered in brown scales, adds a unique texture and visual appeal. It's also relatively adaptable to different soil types.

  • ✓ Creates a lush, tropical atmosphere
  • ✓ Adds architectural interest to gardens
  • ✓ Provides a sense of tranquility
  • ✓ Can improve indoor air quality slightly by increasing humidity
  • ✓ Offers a connection to nature
  • 🐾 Pet Safe

Port Orford Cedar

The Port Orford Cedar is known for its exceptionally durable and aromatic wood. It is also unique in its susceptibility to Phytophthora lateralis, a root disease that poses a significant threat to its survival.

  • ✓ Provides habitat for wildlife
  • ✓ Adds beauty and structure to the landscape
  • ✓ Offers shade and wind protection
  • ✓ The wood is valuable and durable
  • ✓ Aromatic foliage provides a pleasant scent
  • ⚠️ Toxic to pets

📅 Maintenance Schedule — Plant Care Comparison

Australian Tree Fern

Repotting Repot every 1-2 years in spring, or when the plant becomes root-bound.
Pruning Remove dead or damaged fronds as needed.
Fertilizing Use a balanced liquid fertilizer diluted to half strength every 2-4 weeks during the growing season (spring and summer).
Seasonal Care In winter, reduce watering frequency and protect from frost if grown outdoors. In summer, increase watering and provide shade during the hottest part of the day.

Port Orford Cedar

Repotting Not applicable for outdoor trees. If attempted indoors (not recommended), repotting would be needed yearly due to rapid root growth, but the plant is unlikely to thrive.
Pruning Prune lightly to maintain shape and remove dead or diseased branches. Avoid heavy pruning, which can damage the tree.
Fertilizing Apply a balanced, slow-release fertilizer in early spring. Avoid over-fertilizing, which can harm the tree.
Seasonal Care Spring: Fertilize and monitor for pests. Summer: Water deeply during dry periods. Fall: Prepare for winter by mulching around the base. Winter: Protect from heavy snow loads if possible.

🌞 Light Requirements

Australian Tree Fern

Bright, indirect light to partial shade. Avoid direct sunlight, especially during the hottest part of the day.

Low light tolerant: ❌ No

Port Orford Cedar

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

Low light tolerant: ❌ No

💧 Watering Needs

Australian Tree Fern

Water frequently to keep the soil consistently moist but not waterlogged. Allow the top inch of soil to slightly dry out before watering again. Overwatering can lead to root rot, while underwatering will cause the fronds to dry and brown. Ensure good drainage.

Port Orford Cedar

Water deeply when the top few inches of soil are dry, especially during the growing season. Ensure excellent drainage to prevent root rot. Overwatering symptoms include yellowing or browning foliage and a musty smell from the soil. Underwatering symptoms include dry, brittle foliage and stunted growth.

🌡️ Temperature & Humidity

Australian Tree Fern

Temperature: 18-24°C

Humidity: 60-80%

Port Orford Cedar

Temperature: 7-21°C

Humidity: 30-50%

🤔 Which Plant Is Right For You?

Australian Tree Fern

Australian Tree Fern

Cyathea cooperi
Care: Expert Time: 30 minutes weekly Beginner: No

Experienced plant enthusiasts who can provide the high humidity and bright, indirect light required for this fern to thrive.

✅ Choose This Plant If...

  • You want a dramatic, tropical statement plant for a large, bright space.
  • You can provide consistently high humidity.
  • You are experienced with fern care.
  • You live in a mild climate where it can be grown outdoors year-round.
  • You have a greenhouse or conservatory.

❌ Skip This Plant If...

  • You have limited space.
  • You cannot provide high humidity.
  • You are a beginner plant owner.
📍 Ideal Location: Bright bathroom, conservatory, or greenhouse. If outdoors, a sheltered patio or garden with dappled shade.
🎨 Style: Tropical, Bohemian, Jungle
🏠 Apartment Friendly: Limited
⚠️ According to the ASPCA, tree ferns (Cyathea species) are generally considered non-toxic to dogs, cats, and horses.
Port Orford Cedar

Port Orford Cedar

Chamaecyparis lawsoniana
Care: Expert Time: 15-30 minutes weekly (mostly watering and occasional pruning) Beginner: No

Experienced gardeners in regions with suitable climates who want a striking evergreen specimen tree.

✅ Choose This Plant If...

  • You live in a region with cool, moist summers and mild winters.
  • You have a large garden or property where it can grow to its full size.
  • You are an experienced gardener looking for a challenging and rewarding tree to cultivate.
  • You appreciate the aromatic foliage and elegant form of this evergreen.
  • You need a windbreak or privacy screen and have the space for a large tree.

❌ Skip This Plant If...

  • You live in an area with hot, dry summers or extremely cold winters.
  • You have a small garden or limited space.
  • You are a beginner gardener.
  • You are looking for an easy-to-care-for indoor plant.
  • You have pets that might ingest the foliage.
📍 Ideal Location: Outdoors in a sunny location with well-draining soil.
🎨 Style: Traditional, Naturalistic
🏠 Apartment Friendly: No
⚠️ The foliage contains compounds that can cause gastrointestinal upset in dogs, cats, and horses if ingested. Symptoms include vomiting, diarrhea, and loss of appetite.

🎯 Quick Verdict

Best for Beginners Neither ideal
Pet Friendly Australian Tree Fern ✓
Less Maintenance Similar effort
Apartment Friendly Check space

⚡ Key Differences Between These Plants

📈

Australian Tree Fern has fast growth, while Port Orford Cedar grows moderate.

💡 Pro Tips For Comparing These Plants

Australian Tree Fern Care Tips

Australian Tree Ferns are challenging to grow indoors due to their high humidity and light requirements. They need consistent moisture and are prone to drying out in typical indoor environments. Maintaining adequate humidity is crucial for their survival. They are best suited for outdoor environments or greenhouses.

  • Mist the fronds regularly to increase humidity.
  • Use rainwater or distilled water to avoid mineral buildup on the fronds.
  • Provide good air circulation to prevent fungal diseases.
  • Protect from strong winds, which can damage the fronds.
  • Fertilize regularly during the growing season with a balanced liquid fertilizer.
❄️ Winter: Reduce watering frequency during the winter months. Protect from frost if grown outdoors. Maintain humidity levels.
☀️ Summer: Increase watering frequency during the summer months. Provide shade during the hottest part of the day to prevent scorching of the fronds. Ensure adequate ventilation.

Port Orford Cedar Care Tips

Port Orford Cedar is an outdoor tree that is extremely difficult to grow indoors. It requires full sun, well-draining soil, and is susceptible to root rot. Indoor cultivation is highly discouraged due to its specific environmental needs and potential for disease.

  • Ensure excellent drainage to prevent root rot.
  • Water deeply during dry periods, especially when young.
  • Protect from strong winds, especially when newly planted.
  • Mulch around the base to retain moisture and suppress weeds.
  • Monitor for pests and diseases regularly.
❄️ Winter: Protect young trees from heavy snow loads to prevent branch breakage. Reduce watering during the dormant season. Mulch around the base to insulate the roots.
☀️ Summer: Water deeply during dry periods to prevent drought stress. Provide shade during the hottest part of the day if the tree is young or newly planted. Monitor for pests and diseases.

⚠️ Common Problems & Solutions — Plant Care Comparison

Australian Tree Fern

Common Issues: Dry fronds, Root rot, Scale insects, Nutrient deficiencies
Solutions: Dry fronds: Increase humidity by misting regularly or using a humidifier. Root rot: Ensure proper drainage and avoid overwatering. Scale insects: Treat with insecticidal soap or neem oil. Nutrient deficiencies: Fertilize regularly during the growing season.

Port Orford Cedar

Common Issues: Root rot, Phytophthora root disease, spider mites, bagworms
Solutions: Root rot: Ensure excellent drainage and avoid overwatering. Phytophthora: Preventative fungicide treatments and improved drainage. Spider mites: Insecticidal soap or neem oil. Bagworms: Handpick or use Bacillus thuringiensis (Bt).

❓ Frequently Asked Questions — Comparing These Plants

Australian Tree Fern

What are the light requirements for Australian Tree Fern?

Australian Tree Ferns require bright, indirect light to thrive. Direct sunlight can scorch their delicate fronds, causing them to turn brown and crispy. An east-facing window is often ideal, providing gentle morning light. A north-facing window can also work, especially if supplemented with artificial light. If you place your fern near a south or west-facing window, use a sheer curtain to filter the light.

How do I care for Australian Tree Fern?

The Australian Tree Fern thrives in consistently moist conditions and high humidity. Water thoroughly when the top inch of the soil feels slightly dry. Avoid letting the soil dry out completely, as this can lead to browning fronds. Provide bright, indirect light; direct sunlight can scorch the fronds. Maintain humidity levels above 60% by misting regularly, using a humidifier, or placing the pot on a pebble tray filled with water.

How do I propagate Australian Tree Fern?

Australian Tree Ferns can be propagated by division or spores, though spore propagation is more challenging. For division, carefully separate the trunk into sections, ensuring each section has roots. Plant each section in its own pot with well-draining soil. Keep the soil consistently moist and provide high humidity.

Port Orford Cedar

What are the light requirements for Port Orford Cedar?

Port Orford Cedar thrives in bright, indirect light. Avoid exposing it to direct sunlight, especially during the hottest part of the day, as this can scorch the delicate foliage. An east-facing window is generally ideal, providing gentle morning sun. A north- or west-facing window can also work if the plant receives sufficient ambient light.

How do I care for Port Orford Cedar?

Port Orford Cedar, while relatively easy to care for indoors, requires attention to certain key factors. Provide bright, indirect light; direct sunlight can scorch the foliage. Water thoroughly when the top inch of soil feels dry, ensuring proper drainage to prevent root rot. Maintain a moderate humidity level, ideally between 40-60%.

How do I propagate Port Orford Cedar?

Port Orford Cedar can be propagated through stem cuttings or air layering, although success rates can vary.

Last updated: April 26, 2026 — Plant care data reviewed and verified by our editorial team.