Interrupted Fern vs Jerusalem Cherry Plant Comparison

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

Interrupted Fern

Interrupted Fern

Osmunda claytoniana

VS
Jerusalem Cherry

Jerusalem Cherry

Solanum pseudocapsicum

Interrupted Fern

Interrupted Fern

Osmunda claytoniana

The Interrupted Fern is a deciduous fern characterized by its unique fronds. It's primarily an outdoor plant, native to moist woodlands and stream banks. The 'interrupted' name comes from the fertile pinnae located in the middle of the frond, which wither and drop off, leaving a gap. The fronds are initially upright, arching gracefully as they mature. People cultivate it for its textural interest and naturalistic beauty in shade gardens and woodland settings. It is not well-suited for indoor cultivation due to its size and specific environmental needs.

Osmundaceae Eastern North America, Eastern Asia
✨ Features: Unique interrupted fronds, provides habitat for wildlife, adds textural interest to shade gardens.
📖 Read Complete Interrupted Fern Guide
Jerusalem Cherry

Jerusalem Cherry

Solanum pseudocapsicum

Solanum pseudocapsicum, commonly known as Jerusalem Cherry, is a small, shrubby perennial plant often grown as an annual. It features glossy, dark green leaves and produces small, white, star-shaped flowers followed by bright, round berries that ripen to orange or red. These berries are the plant's main ornamental feature. While visually appealing, all parts of the plant, especially the berries, are poisonous. It is primarily an outdoor plant, but is often sold as a temporary indoor decoration. It is grown for its colorful berries, which provide winter interest.

Solanaceae South America
✨ Features: Ornamental berries providing winter interest.
📖 Read Complete Jerusalem Cherry Guide

Quick Plant Comparison

Feature Interrupted Fern Jerusalem Cherry
Light Partial shade to full shade. Requires protection from direct sunlight, especially during the hottest part of the day. Bright, indirect light to full sun. Requires several hours of direct sunlight to produce abundant berries.
Watering 2-3 times per week, depending on weather and soil drainage Every 5-7 days during active growth, less in winter.
Humidity 50-70% 40-60%
Temperature 10-24°C 18-24°C
Care Level Expert Expert
Growth Rate Moderate Moderate
Max Height 0.6-1.5 meters (2-5 feet) 0.3-1.2 meters (indoors typically smaller)
Pet Safety ✅ Safe ❌ Toxic To Pets
Soil Rich, well-draining, slightly acidic soil. A mix of peat moss, compost, and loam is ideal. Well-draining potting mix
Beginner Friendly ❌ No ❌ No
Weekly Maintenance 15 minutes weekly 30 minutes weekly

🔬 Botanical Information — Comparing These Plants

Interrupted Fern

Scientific Name Osmunda claytoniana
Family Osmundaceae
Native To Eastern North America, Eastern Asia
Also Known As Interrupted Fern, Clayton's Fern
Leaves The fronds are bipinnately compound, meaning the leaflets (pinnae) are further divided into smaller segments (pinnules). The sterile pinnae are a vibrant green, while the fertile pinnae are initially green but turn brown and wither, leaving a gap in the middle of the frond. The fronds can reach up to 1.5 meters (5 feet) in length.
Flowers Ferns do not produce flowers. They reproduce via spores.

Jerusalem Cherry

Scientific Name Solanum pseudocapsicum
Family Solanaceae
Native To South America
Also Known As Jerusalem Cherry, Madeira Winter Cherry, Natal Cherry, Winter Cherry
Leaves The leaves are lance-shaped, glossy, and dark green, typically 5-10 cm long. They have a smooth texture and slightly wavy edges.
Flowers It can flower indoors, producing small, white, star-shaped flowers. However, flowering is more common outdoors or in very bright indoor conditions. The flowers are followed by the berries.

📏 Size & Growth — Plant Comparison

Interrupted Fern

Height 0.6-1.5 meters (2-5 feet)
Spread 0.6-1 meter (2-3 feet), spreads slowly via rhizomes
Growth Rate Moderate
Growth Pattern Upright, arching fronds emerge from a slowly spreading rhizome. The fronds are initially erect, then arch gracefully as they mature, creating a vase-like shape.

Jerusalem Cherry

Height 0.3-1.2 meters (indoors typically smaller)
Spread 0.3-0.6 meters
Growth Rate Moderate
Growth Pattern It grows as a small, bushy shrub with an upright growth habit. It can be pruned to maintain a compact shape.

🌱 Propagation — Comparing Plant Growth

Interrupted Fern

Methods: Spores, Division

Difficulty: Moderate

Tips: Division is best done in early spring or fall. Carefully separate the rhizomes, ensuring each section has healthy roots and fronds. Spores require a sterile environment and consistent moisture to germinate.

Jerusalem Cherry

Methods: Seed, Stem cuttings

Difficulty: Moderate

Tips: For seeds, sow in spring after soaking them overnight. For stem cuttings, take semi-hardwood cuttings in late spring or early summer and root in moist potting mix.

✨ Benefits & Features — Comparing Plant Value

Interrupted Fern

The Interrupted Fern is unique due to the fertile pinnae located in the middle of the frond, which wither and drop off, leaving a gap. This gives the frond its distinctive 'interrupted' appearance. The plant also has a bold, upright growth habit that makes it a striking addition to any shade garden.

  • ✓ Adds textural interest to the garden
  • ✓ Provides habitat for wildlife
  • ✓ Creates a naturalistic and calming atmosphere
  • ✓ Enhances the beauty of shady areas
  • ✓ Can be used in medicinal applications (historically)
  • 🐾 Pet Safe

Jerusalem Cherry

The Jerusalem Cherry is known for its bright, ornamental berries that resemble small cherries. These berries provide a splash of color during the winter months, making it a popular decorative plant.

  • ✓ Provides visual interest with its bright berries.
  • ✓ Adds a festive touch to indoor spaces during winter.
  • ✓ Can be grown outdoors in suitable climates.
  • ✓ Offers a unique ornamental display.
  • ✓ Can be propagated to create more plants.
  • ⚠️ Toxic to pets

📅 Maintenance Schedule — Plant Care Comparison

Interrupted Fern

Repotting Not applicable for outdoor planting. If grown in a container (not recommended), repot every 2-3 years in early spring.
Pruning Remove dead or damaged fronds as needed. No other pruning is necessary.
Fertilizing Apply a slow-release, balanced fertilizer in early spring. Avoid over-fertilizing, as it can damage the roots.
Seasonal Care In spring, apply fertilizer and remove any dead fronds. In summer, ensure consistent moisture. In fall, the fronds will turn brown and die back. In winter, the plant is dormant and requires minimal care.

Jerusalem Cherry

Repotting Repot in spring if the plant becomes root-bound. Choose a pot only slightly larger than the previous one.
Pruning Prune lightly after flowering or fruiting to maintain shape and encourage bushier growth.
Fertilizing Balanced liquid fertilizer diluted to half strength every 2-4 weeks during the growing season (spring and summer).
Seasonal Care In winter, reduce watering and provide as much light as possible. The plant may benefit from a cool, bright location to encourage berry production. In summer, ensure adequate watering and protect from intense afternoon sun.

🌞 Light Requirements

Interrupted Fern

Partial shade to full shade. Requires protection from direct sunlight, especially during the hottest part of the day.

Low light tolerant: ❌ No

Jerusalem Cherry

Bright, indirect light to full sun. Requires several hours of direct sunlight to produce abundant berries.

Low light tolerant: ❌ No

💧 Watering Needs

Interrupted Fern

Requires consistently moist soil. Water deeply when the top inch of soil feels dry. Overwatering can lead to root rot, especially in poorly draining soil. Underwatering will cause the fronds to dry out and brown.

Jerusalem Cherry

Water thoroughly when the top inch of soil feels dry. Avoid overwatering, which can lead to root rot. Ensure good drainage. Reduce watering during the winter months.

🌡️ Temperature & Humidity

Interrupted Fern

Temperature: 10-24°C

Humidity: 50-70%

Jerusalem Cherry

Temperature: 18-24°C

Humidity: 40-60%

🤔 Which Plant Is Right For You?

Interrupted Fern

Interrupted Fern

Osmunda claytoniana
Care: Expert Time: 15 minutes weekly Beginner: No

Gardeners with shady, moist areas who want a naturalistic, textural element in their landscape.

✅ Choose This Plant If...

  • You have a shady, moist garden area.
  • You want a unique and textural fern.
  • You want to attract wildlife to your garden.
  • You appreciate the naturalistic beauty of woodland plants.
  • You are an experienced gardener looking for a rewarding challenge.

❌ Skip This Plant If...

  • You have limited space.
  • You cannot provide consistently moist conditions.
  • You want a low-maintenance plant.
📍 Ideal Location: Shady woodland garden, moist stream bank, or shaded patio (in a large container, though not ideal)
🎨 Style: Woodland, Naturalistic, Cottage Garden
🏠 Apartment Friendly: No
⚠️ According to available sources, Osmunda species are generally considered non-toxic to humans and animals. However, it's always best to prevent pets from consuming any plant material.
Jerusalem Cherry

Jerusalem Cherry

Solanum pseudocapsicum
Care: Expert Time: 30 minutes weekly Beginner: No

Experienced plant enthusiasts who can provide the specific conditions this plant needs and are aware of its toxicity.

✅ Choose This Plant If...

  • You want a plant with bright, colorful berries for winter decoration.
  • You can provide very bright light, even direct sun, indoors.
  • You are experienced with pest control and can monitor for infestations.
  • You do not have pets or small children who might ingest the berries.
  • You understand that it's often a temporary indoor plant and may not thrive long-term.

❌ Skip This Plant If...

  • You have pets or small children due to its toxicity.
  • You cannot provide very bright light indoors.
  • You are a beginner plant owner.
  • You are looking for a low-maintenance indoor plant.
📍 Ideal Location: Bright windowsill with southern or western exposure.
🎨 Style: Traditional, Festive
🏠 Apartment Friendly: Limited
⚠️ All parts of the plant, especially the berries, are toxic to dogs, cats, and horses. Symptoms include gastrointestinal upset (vomiting, diarrhea), drooling, loss of appetite, and possibly central nervous system depression.

🎯 Quick Verdict

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

⚡ Key Differences Between These Plants

🌿

Both plants have similar basic care requirements but differ in appearance and specific needs. Compare plants carefully to find the best fit for your space.

💡 Pro Tips For Comparing These Plants

Interrupted Fern Care Tips

Interrupted Fern is primarily an outdoor plant that requires consistently moist, shaded conditions. Indoor cultivation is challenging due to its size and humidity needs. It needs rich, acidic soil and protection from direct sunlight. Regular watering and occasional fertilization are essential for healthy growth.

  • Provide consistent moisture, especially during dry periods.
  • Amend the soil with plenty of organic matter.
  • Protect from direct sunlight.
  • Fertilize in early spring with a slow-release fertilizer.
  • Monitor for pests and diseases regularly.
❄️ Winter: The fronds will die back in winter. Remove any dead fronds to prevent disease. The plant is dormant during this time and requires minimal watering.
☀️ Summer: Ensure consistent moisture during the summer months, especially during dry periods. Provide shade to protect the fronds from scorching. Monitor for pests and diseases regularly.

Jerusalem Cherry Care Tips

Jerusalem Cherry is challenging to maintain indoors due to its high light requirements and susceptibility to pests. It needs bright light, consistent watering, and careful monitoring for pests. The toxicity of the plant makes it unsuitable for homes with pets or small children. It is best suited as a temporary indoor plant or grown outdoors in suitable climates.

  • Provide at least 6 hours of direct sunlight daily for optimal berry production.
  • Maintain consistent soil moisture, but avoid overwatering.
  • Monitor regularly for pests and treat promptly.
  • Increase humidity around the plant by misting or using a humidifier.
  • Fertilize regularly during the growing season to support healthy growth and berry development.
❄️ Winter: Reduce watering frequency and provide as much light as possible. A cooler temperature can help prolong berry display. Avoid drafts.
☀️ Summer: Ensure adequate watering and protect from intense afternoon sun. Fertilize regularly to support growth and berry development. Monitor for pests.

⚠️ Common Problems & Solutions — Plant Care Comparison

Interrupted Fern

Common Issues: Frond browning, Root rot, Pest infestations (slugs, snails)
Solutions: Frond browning: Increase humidity and ensure consistent watering. Root rot: Improve soil drainage and reduce watering frequency. Pest infestations: Handpick pests or use organic pest control methods.

Jerusalem Cherry

Common Issues: Aphids, Spider mites, Whiteflies, Berry drop (due to insufficient light or humidity)
Solutions: Treat aphids, spider mites, and whiteflies with insecticidal soap or neem oil. Increase humidity and provide brighter light to prevent berry drop.

❓ Frequently Asked Questions — Comparing These Plants

Interrupted Fern

What are the light requirements for Interrupted Fern?

Interrupted Ferns thrive in bright, indirect light. Direct sunlight can scorch their delicate fronds, leading to browning and damage. An east-facing window is ideal, providing gentle morning light. A north-facing window can also work, but may require supplemental grow lights if the fern isn’t receiving enough light.

How do I care for Interrupted Fern?

Interrupted Ferns require consistent moisture and high humidity to thrive. Plant in well-draining, acidic soil rich in organic matter. Water regularly to keep the soil consistently moist, but not waterlogged. Provide bright, indirect light; avoid direct sunlight, which can scorch the fronds.

How do I propagate Interrupted Fern?

Interrupted Ferns can be propagated through division or by spores. Division is the easier method. In early spring, carefully dig up the fern and gently separate the rhizomes into smaller clumps, ensuring each clump has healthy fronds and roots. Replant the divisions in well-draining, acidic soil and keep them consistently moist.

Jerusalem Cherry

What are the light requirements for Jerusalem Cherry?

Jerusalem Cherry thrives in bright, indirect light. Avoid direct sunlight, which can scorch the leaves and damage the plant. An east-facing window is ideal, providing gentle morning sun. A west-facing window can work, but monitor for leaf scorch during the hottest part of the afternoon. If you don’t have access to adequate natural light, consider using a grow light to supplement.

How do I care for Jerusalem Cherry?

Jerusalem Cherry requires bright, indirect light; direct sunlight can scorch the leaves. Water thoroughly when the top inch of soil feels dry, ensuring good drainage to prevent root rot. Maintain a moderate humidity level, especially during the winter months when indoor air tends to be drier. Fertilize every 2-3 weeks during the growing season (spring and summer) with a balanced liquid fertilizer, diluted to half strength.

How do I propagate Jerusalem Cherry?

Jerusalem Cherry can be propagated by stem cuttings. Take a 4-6 inch cutting from a healthy stem, remove the lower leaves, and dip the cut end in rooting hormone. Plant the cutting in a well-draining potting mix and keep it moist. Cover with a plastic bag to create a humid environment. Place in bright, indirect light and wait for roots to develop, which usually takes several weeks.

Last updated: April 19, 2026 — Plant care data reviewed and verified by our editorial team.