Sword Fern
campyloneurum angustifolium
Also known as: ["Nephrolepis angustifolia","Polystichum angustifolium"]
Overview
A tropical epiphytic fern with long, narrow, sword-like fronds, native to Central and South America.
Benefits & Perks
["shade tolerant","aesthetic foliage","wildlife attractant (bees, butterflies, birds)"]
Botanical Classification
| Phylum: | Tracheophyta |
| Class: | Polypodiopsida |
| Order: | Polypodiales |
| Family: | Polypodiaceae |
| Genus: | Campyloneurum |
| Botanical Name: | Campyloneurum angustifolium |
Plant Characteristics
Basic Information
- Category: Leaf Plants
- Suitable Location: indoor pot in a bright, humid room or shaded outdoor garden
- Suitable For:
- Is Weed: No
- Allergenicity: low
Environmental Needs
- Climate: {"temperatureRange":"10–30°C"}
- Hardiness: {"zones":"9–11"}
- Misting: every 2–3 days in dry environments, less often in humid climates
- Drainage: Fast-draining to prevent waterlogging.
- Soil Type: Well-draining potting mix with added organic matter like peat or compost.
Maintenance Level
- Maintenance Level: moderate
- Toughness Level: moderate
- Pruning Frequency: As needed, typically every few months or after flowering.
- Pruning Intensity: Light to moderate; avoid removing more than 20% of foliage at once.
Care Details
Ideal Sunlight Coverage:
Bright indirect light for 6–8 hours daily; tolerate some direct morning sun but avoid harsh afternoon sun.
Sunlight Tolerance Tips:
Acclimate gradually to brighter light; protect from intense sun to prevent scorching; adjust placement based on indoor/outdoor conditions.
Care Requirements
Care Difficulty
moderatemoderate
Sunlight
partial shade to bright indirect light
Rotate plant for even growth; use sheer curtains to filter direct light; avoid sudden light changes.
Watering
every 7–10 days during active growth, reduce in winter
Water deeply but infrequently; ensure proper drainage; adjust based on season and humidity.
Soil
well-draining, peat-based potting mix
pH: Slightly acidic to neutral (pH 5.5–7.0).
Use a mix with good drainage; avoid heavy clay soils; refresh soil every 2 years.
Temperature
Prefers 65–80°F (18–27°C); tolerates mild fluctuations but avoid prolonged exposure to extremes.
Avoid placing near drafty windows; maintain stable temperatures; monitor for signs of stress.
Fertilizing
every 4–6 weeks during growing season, none in winter
Dilute fertilizer to prevent burn; fertilize during active growth; flush soil occasionally to prevent salt buildup.
Propagation
Methods
Stem cuttings or division of rhizomes.
Step-by-Step Propagation Guide
- Take a healthy cutting, apply rooting hormone, plant in medium, maintain humidity, wait for roots.
Best Time: Spring or early summer when the plant is actively growing.
Environment
High humidity, warm temperatures (70–75°F), indirect light.
Medium
Well-draining potting mix with perlite or sand.
Hormone
Optional but recommended for faster rooting.
Timeline
Roots develop in 4–6 weeks; new growth appears in 2–3 months.
Tools Needed
Pruners, rooting hormone, pots, humidity dome.
Quick Tips
Use clean tools; maintain consistent moisture; provide bottom heat for faster rooting.
Pruning & Repotting
Pruning Guide
Method
Cut fronds at the base with clean, sharp tools; avoid tearing.
Pruning Plan
Remove dead or damaged fronds to maintain appearance and health; shape as needed.
Tools
Pruning shears, sharp knife, gloves.
Checklist
Sanitize tools, cut cleanly, remove debris, inspect for pests.
Repotting Guide
Best Season
Spring, before the active growing season begins.
Pot Size
Choose a pot 1–2 inches larger in diameter than the current one.
Method
Remove plant gently, trim roots if needed, place in new pot with fresh soil, water lightly.
Suggestions
Repot every 2–3 years or when roots fill the pot; beneficial for growth and soil refresh.
Checklist
Prepare new pot, trim roots, add fresh soil, water, place in appropriate light.
Advanced Care Tips
Watering Mastery
Watering Checklist
Check soil moisture, water thoroughly, ensure drainage, adjust seasonally.
How to Apply Water Properly
Water at the base of the plant, ensuring moisture reaches the root zone; allow excess water to drain away; water in the morning to reduce evaporation.
Watering Schedule Tips
Water thoroughly when the top 1–2 inches of soil are dry; reduce frequency in winter to prevent root rot.
Soil Improvement
Add perlite or sand for drainage; incorporate compost for fertility; ensure aeration with chunky materials.
Temperature Stress Management
Signs of Temperature Issues
Yellowing leaves, stunted growth, or leaf drop in response to sudden temperature changes.
Cold Stress
Slows growth, may cause leaf discoloration or wilting; prolonged cold can lead to root damage.
Solution: Move to a warmer location; insulate pots; avoid cold drafts; maintain consistent temperatures.
Hot Stress
Leaf scorch, wilting, or dehydration; may drop leaves to conserve water.
Solution: Provide shade during peak heat; increase humidity; water more frequently but avoid waterlogging.
Fertilizing Guide
Fertilizing Checklist
Check season, dilute properly, apply to moist soil, avoid contact with leaves.
Fertilizing Method
Use a balanced liquid fertilizer diluted to half strength every 4–6 weeks during growing season (spring/summer); cease in fall/winter.
Common Problems & Solutions
Toxicity Warning
Cats
Non-toxicCampyloneurum angustifolium is not known to be toxic to cats. It does not pose a significant risk if ingested or handled.
⚡ Toxic If:
None
Dogs
Non-toxicCampyloneurum angustifolium is not known to be toxic to dogs. It does not pose a significant risk if ingested or handled.
⚡ Toxic If:
None
Humans
Non-toxicCampyloneurum angustifolium is not known to exhibit toxic properties to humans. It is generally considered safe for handling and consumption.
⚡ Toxic If:
None
Frequently Asked Questions
Q: How often should I water Campyloneurum angustifolium?
A: Water when the top inch of soil feels dry, ensuring the pot has good drainage to prevent root rot.
Q: Does this fern require direct sunlight?
A: No, it prefers bright, indirect light or partial shade.
Q: Can I grow this fern outdoors?
A: Yes, it thrives in tropical and subtropical climates, often as an epiphyte on trees or in shaded garden beds.
Quick Reference
| Family: | Polypodiaceae |
| Care: | moderate |
| Light: | partial shade to bright indire |
| Water: | every 7–10 days during activ |
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