Christmas Fern vs Periwinkle Plant Comparison
Compare these two plants side by side — care needs, key differences, and which is right for your home.
Christmas Fern
Polystichum acrostichoides
The Christmas fern is a robust, evergreen fern native to eastern North America. It gets its name from the fact that its fronds often remain green throughout the Christmas season. It features leathery, lance-shaped fronds that are deeply divided into leaflets (pinnae). The fertile fronds have spore-bearing sori on the upper pinnae. It typically grows in moist, shaded woodlands and is a popular choice for naturalistic gardens. While it can be grown indoors, it requires specific conditions and is generally better suited for outdoor environments.
Periwinkle
Vinca minor
Vinca minor, or Common Periwinkle, is a trailing, evergreen perennial vine often used as a ground cover. It features glossy, dark green, ovate leaves and produces small, five-petaled, typically blue-violet flowers in spring and sporadically throughout the growing season. While appreciated for its ability to quickly cover ground and suppress weeds outdoors, it is not ideally suited for indoor cultivation. People grow it for its attractive foliage, low maintenance, and ability to thrive in shady areas outdoors. It spreads via creeping stems that root at the nodes.
Quick Plant Comparison
| Feature | Christmas Fern | Periwinkle |
|---|---|---|
| Light | Partial to full shade. Avoid direct sunlight, especially indoors. | Partial shade to full shade outdoors. Bright, indirect light if attempted indoors. |
| Watering | Every 7-10 days, adjust based on humidity and temperature. | Outdoors: Water deeply once a week during dry periods. Indoors: Every 7-10 days, allowing the top inch of soil to dry out slightly between waterings. |
| Humidity | 50-70% | 30-50% |
| Temperature | 10-21°C | 15-24°C |
| Care Level | Expert | Expert |
| Growth Rate | Moderate | Fast |
| Max Height | 30-60 cm | Outdoors: 10-15 cm. Indoors: Difficult to maintain, typically shorter. |
| Pet Safety | ✅ Safe | ❌ Toxic To Pets |
| Soil | Well-draining, humus-rich soil. A mix of potting soil, peat moss, and perlite is suitable. | Well-draining soil, loamy or sandy soil is best. Indoors, use a standard potting mix. |
| Beginner Friendly | ❌ No | ❌ No |
| Weekly Maintenance | 10 minutes weekly | 5-10 minutes weekly (mostly for pruning outdoors) |
🔬 Botanical Information — Comparing These Plants
Christmas Fern
| Scientific Name | Polystichum acrostichoides |
|---|---|
| Family | Dryopteridaceae |
| Native To | Eastern North America |
| Also Known As | Christmas Fern, Evergreen Wood Fern |
| Leaves | The fronds are lance-shaped, 30-90 cm long, and deeply divided into leathery, dark green pinnae. The pinnae are slightly sickle-shaped and have a toothed margin. The fertile fronds have smaller, spore-bearing pinnae at the tip. |
| Flowers | Ferns do not produce flowers. They reproduce via spores. |
Periwinkle
| Scientific Name | Vinca minor |
|---|---|
| Family | Apocynaceae |
| Native To | Central and Southern Europe |
| Also Known As | Common Periwinkle, Lesser Periwinkle, Creeping Myrtle |
| Leaves | The leaves of Vinca minor are small, ovate, and glossy dark green. They are typically 2-5 cm long and arranged oppositely along the stems. The texture is smooth and slightly leathery. |
| Flowers | Vinca minor produces small, five-petaled flowers, typically blue-violet, in spring and sporadically throughout the growing season. While it can flower indoors under ideal conditions, it is rare and not the primary reason for growing it. |
📏 Size & Growth — Plant Comparison
Christmas Fern
Periwinkle
🌱 Propagation — Comparing Plant Growth
Christmas Fern
Methods: Division, Spores
Difficulty: Moderate
Tips: Division is best done in early spring. Carefully separate the rhizomes and replant. Spore propagation is more challenging and requires a sterile environment.
Periwinkle
Methods: Stem cuttings, Division, Layering
Difficulty: Easy
Tips: Take stem cuttings in spring or summer. Root them in water or directly in moist soil. For division, separate rooted sections of the plant and replant them.
✨ Benefits & Features — Comparing Plant Value
Christmas Fern
The Christmas fern is distinguished by its evergreen foliage and the presence of sori only on the upper pinnae of fertile fronds. This unique characteristic makes it easy to identify.
- ✓ Provides year-round greenery in shaded areas.
- ✓ Helps prevent soil erosion.
- ✓ Attracts beneficial insects.
- ✓ Low maintenance once established.
- ✓ Adds a natural, woodland aesthetic.
- 🐾 Pet Safe
Periwinkle
Vinca minor is known for its ability to thrive in shady conditions where other plants struggle. Its evergreen foliage provides year-round ground cover, and it's relatively low-maintenance once established.
- ✓ Erosion control on slopes.
- ✓ Suppresses weed growth.
- ✓ Provides year-round evergreen foliage.
- ✓ Low maintenance once established.
- ✓ Attracts pollinators (bees and butterflies) when flowering.
- ⚠️ Toxic to pets
📅 Maintenance Schedule — Plant Care Comparison
Christmas Fern
Periwinkle
🌞 Light Requirements
Christmas Fern
Partial to full shade. Avoid direct sunlight, especially indoors.
Low light tolerant: ❌ No
Periwinkle
Partial shade to full shade outdoors. Bright, indirect light if attempted indoors.
Low light tolerant: ❌ No
💧 Watering Needs
Christmas Fern
Water thoroughly when the top inch of soil feels dry. Avoid overwatering, which can lead to root rot. Allow excess water to drain away. Signs of overwatering include yellowing or browning fronds. Signs of underwatering include wilting or crispy fronds.
Periwinkle
Outdoors, water regularly during the first growing season to establish a strong root system. Once established, it is drought-tolerant. Indoors, keep the soil consistently moist but not soggy. Overwatering can lead to root rot, while underwatering will cause the leaves to wilt.
🌡️ Temperature & Humidity
Christmas Fern
Temperature: 10-21°C
Humidity: 50-70%
Periwinkle
Temperature: 15-24°C
Humidity: 30-50%
🤔 Which Plant Is Right For You?
Christmas Fern
Polystichum acrostichoidesExperienced gardeners seeking a low-maintenance, evergreen groundcover for shaded areas.
✅ Choose This Plant If...
- You want an evergreen fern for a shady garden area.
- You need a plant for erosion control on a slope.
- You want to attract beneficial insects to your garden.
- You appreciate low-maintenance plants once established.
- You have a woodland garden and want a native species.
❌ Skip This Plant If...
- You have limited space indoors.
- You cannot provide high humidity.
- You are a beginner gardener looking for an easy indoor plant.
Periwinkle
Vinca minorGardeners looking for a low-maintenance, evergreen ground cover for shady areas outdoors.
✅ Choose This Plant If...
- You need a fast-spreading ground cover for a shady area outdoors.
- You want an evergreen plant that provides year-round interest.
- You are looking for a low-maintenance plant that requires minimal care once established.
- You need a plant that helps control erosion on slopes.
- You want to suppress weed growth in your garden.
❌ Skip This Plant If...
- You have pets that might ingest it, as it is toxic.
- You are looking for an easy-to-grow indoor plant.
- You don't want a plant that spreads aggressively.
🎯 Quick Verdict
⚡ Key Differences Between These Plants
Christmas Fern has moderate growth, while Periwinkle grows fast.
💡 Pro Tips For Comparing These Plants
Christmas Fern Care Tips
Christmas fern is primarily an outdoor plant that prefers moist, shaded environments. Indoor cultivation is challenging due to the need for high humidity, cool temperatures, and indirect light. It requires consistent moisture and well-draining soil. It is not a good choice for beginners indoors.
- Provide consistent moisture, especially during dry periods.
- Mulch around the base of the plant to retain moisture.
- Avoid planting in direct sunlight.
- Divide clumps every few years to maintain vigor.
- Monitor for pests and diseases regularly.
Periwinkle Care Tips
Vinca minor is primarily an outdoor ground cover and is challenging to grow indoors. It requires bright, indirect light, consistent moisture, and well-draining soil. Its aggressive spreading habit makes it difficult to contain in a pot. It is also toxic to pets.
- Plant in well-draining soil to prevent root rot.
- Prune regularly to control its spread.
- Water deeply during dry periods, especially when newly planted.
- Fertilize in spring with a balanced fertilizer.
- Monitor for pests and diseases and treat promptly.
⚠️ Common Problems & Solutions — Plant Care Comparison
Christmas Fern
Periwinkle
❓ Frequently Asked Questions — Comparing These Plants
Christmas Fern
What are the light requirements for Christmas Fern?
Christmas Ferns prefer bright, indirect light. Direct sunlight can scorch their delicate fronds, leading to browning and damage. The ideal location is near a north-facing window, or in a room with filtered sunlight. If you notice the fronds turning pale green or yellow, it may indicate that the plant is receiving too much light. Conversely, if the fronds appear dark green and growth is slow, the plant may not be getting enough light. Avoid placing the fern in direct sunlight, especially during the hottest part of the day. Artificial light can also be used to supplement natural light, especially during the winter months.
How do I care for Christmas Fern?
Christmas Fern thrives in indirect light and requires consistent moisture. Water thoroughly when the top inch of soil feels dry, ensuring good drainage to prevent root rot. Maintain high humidity, ideally above 50%, through misting or using a humidifier. Plant in well-draining, slightly acidic potting mix rich in organic matter. Fertilize sparingly during the growing season (spring and summer) with a diluted balanced liquid fertilizer. Avoid direct sunlight, which can scorch the fronds. Prune away any dead or damaged fronds to maintain its appearance. Repot every 1-2 years, or when the plant becomes root-bound, into a slightly larger pot. Protect from drafts and sudden temperature changes. Monitor for pests like scale, and treat promptly if necessary.
How do I propagate Christmas Fern?
Christmas Ferns can be propagated by division or by spores. For division, carefully separate the rhizomes in spring, ensuring each division has healthy roots and fronds. Plant the divisions in well-draining potting mix and keep them moist. For spore propagation, collect spores from mature fronds and sow them on a sterile substrate. Keep the substrate moist and humid. Spore propagation is a slow process, often taking several months to produce small plantlets. Division is the easier and more common method for home gardeners. Ensure the parent plant is healthy before attempting propagation. New plants will require consistent moisture and high humidity.
Periwinkle
What are the light requirements for Periwinkle?
Periwinkle flourishes in bright, indirect light, but it can also tolerate some direct sunlight, especially in the morning or late afternoon. Insufficient light can lead to leggy growth and reduced flowering. When grown indoors, place your Periwinkle near an east- or west-facing window where it can receive ample light without being scorched by the midday sun. If natural light is limited, supplement with a grow light for 12-14 hours per day. Rotate the plant regularly to ensure even light exposure on all sides. In outdoor settings, choose a location that offers partial shade, especially in hotter climates.
How do I care for Periwinkle?
Periwinkle thrives with bright, indirect light, but can tolerate some direct sunlight. Water when the top inch of soil feels dry to the touch, ensuring good drainage to prevent root rot. Fertilize monthly during the growing season (spring and summer) with a balanced liquid fertilizer diluted to half strength to encourage blooming. Prune regularly to maintain shape and remove any dead or yellowing foliage. Maintain a humidity level of around 40-60%. Repot in spring every 1-2 years using a well-draining potting mix. Monitor for pests like aphids or spider mites and treat promptly. Provide adequate air circulation to prevent fungal diseases. Avoid overwatering, especially during the winter months.
How do I propagate Periwinkle?
Periwinkle is easily propagated through stem cuttings. Take a 4-6 inch cutting from a healthy stem, removing the lower leaves. Dip the cut end in rooting hormone and plant it in moist, well-draining potting mix. Keep the cutting in a warm, humid environment until roots develop, typically in 2-4 weeks. Division can be done by carefully separating the root ball of a mature plant into smaller sections and replanting them. Periwinkle does not produce keiki.
Last updated: April 19, 2026 — Plant care data reviewed and verified by our editorial team.