Common Clubmoss
lycopodium annotinum
Also known as: ["Nest Spruce Moss","Running Pine"]
Overview
A creeping, evergreen perennial with small, scale-like leaves and spore-producing cones.
Benefits & Perks
["shade tolerant","wildlife attractant (bees, butterflies, birds)"]
Botanical Classification
| Phylum: | Lycopodiophyta |
| Class: | Lycopodiopsida |
| Order: | Lycopodiales |
| Family: | Lycopodiaceae |
| Genus: | Lycopodium |
| Botanical Name: | Lycopodium annotinum |
Plant Characteristics
Basic Information
- Category: Shrubs
- Suitable Location: shaded woodland areas or shaded garden beds with consistent moisture
- Suitable For:
- Is Weed: No
- Allergenicity: low
Environmental Needs
- Climate: {"temperatureRange":"0–25°C"}
- Hardiness: {"zones":"3–7"}
- Misting: rarely required, only if ambient humidity is very low
- Drainage: Well-draining but moisture-retentive.
- Soil Type: Moist, well-draining, acidic soil with organic matter like peat moss.
Maintenance Level
- Maintenance Level: moderate
- Toughness Level: moderate
- Pruning Frequency: As needed; typically once or twice a year.
- Pruning Intensity: Light pruning; remove only dead or yellowing fronds.
Care Details
Ideal Sunlight Coverage:
Bright indirect light for 6–8 hours daily; tolerates lower light but may grow slower.
Sunlight Tolerance Tips:
Acclimate gradually to brighter light; avoid direct sun to prevent scorching; adjust placement based on indoor/outdoor conditions.
Care Requirements
Care Difficulty
moderatemoderate
Sunlight
partial shade to full shade
Rotate plant for even growth; use sheer curtains to filter intense light; avoid direct afternoon sun.
Watering
every 7–10 days, allowing soil to dry slightly between waterings
Water thoroughly but allow soil to dry partially between waterings; avoid waterlogging.
Soil
moist, acidic, well-drained, humus-rich soil
pH: Acidic, pH 5.0–6.0.
Keep soil consistently moist but not waterlogged; use acidic soil amendments; ensure good drainage.
Temperature
Prefers 60–75°F (15–24°C); cooler temperatures (down to 50°F or 10°C) are acceptable in winter.
Avoid sudden temperature changes; maintain consistent warmth in growing season; protect from frost.
Fertilizing
every 2–3 months during active growth with a balanced liquid fertilizer diluted to half strength
Dilute fertilizer to prevent burn; fertilize during active growth; stop in dormant periods.
Propagation
Methods
Spores or division; spores are the most common method for this species.
Step-by-Step Propagation Guide
- Collect mature spores.
- Scatter on sterile medium.
- Keep moist and humid.
- Or divide clumps carefully.
Best Time: Spring or early summer when the plant is actively growing.
Environment
High humidity (80–90%); indirect light; warm temperatures (65–75°F or 18–24°C).
Medium
Moss or peat-based medium with high humidity.
Hormone
Not required for spores; division may benefit from rooting hormone.
Timeline
Spores may take several months to germinate; division roots in 2–4 weeks.
Tools Needed
Spore collection kit, sterile knife, humidity dome, misting bottle.
Quick Tips
Use a sterile environment to prevent mold; keep spores consistently moist; divide only healthy sections.
Pruning & Repotting
Pruning Guide
Method
Snip individual fronds at the base with clean cuts.
Pruning Plan
Minimal pruning; focus on removing dead or damaged fronds to maintain appearance.
Tools
Pruning shears, sterilizing solution.
Checklist
Check for dead fronds; sterilize tools; prune carefully; dispose of clippings.
Repotting Guide
Best Season
Spring, before active growth begins.
Pot Size
One size up; avoid overpotting to prevent waterlogging.
Method
Use fresh, well-draining soil; gently tease apart roots; ensure good drainage.
Suggestions
Repot every 2–3 years or when roots fill the pot; prefers slightly root-bound conditions.
Checklist
Check root boundness; prepare new pot; use fresh soil; water lightly after repotting.
Advanced Care Tips
Watering Mastery
Watering Checklist
Check soil moisture; water thoroughly; ensure proper drainage; adjust for season.
How to Apply Water Properly
Water directly at the root zone until water drains from the bottom; ensure excess water is removed to prevent standing moisture.
Watering Schedule Tips
Water when the top inch of soil feels dry; reduce frequency in winter to prevent root rot.
Soil Improvement
Add peat moss or compost for acidity and moisture retention; ensure good aeration with perlite or sand.
Temperature Stress Management
Signs of Temperature Issues
Wilting, yellowing leaves, or stunted growth in extreme heat; browning tips in cold stress.
Cold Stress
Slows growth; may cause leaf discoloration or dieback in prolonged cold.
Solution: Move to a warmer location; insulate roots with mulch; avoid cold drafts.
Hot Stress
Leaves may wilt, curl, or drop; growth may stall in excessive heat.
Solution: Provide shade; increase humidity; water more frequently but avoid waterlogging.
Fertilizing Guide
Fertilizing Checklist
Check season; dilute fertilizer; apply to moist soil; rinse tools afterward.
Fertilizing Method
Use a balanced liquid fertilizer diluted to half strength every 4–6 weeks during growing season; avoid fertilizing in winter.
Common Problems & Solutions
Toxicity Warning
Cats
Non-toxicLycopodium annotinum is not considered toxic to cats. There are no documented cases of toxicity in felines from exposure to this plant.
⚡ Toxic If:
Generally non-toxic
Dogs
Non-toxicLycopodium annotinum is not considered toxic to dogs. There are no documented cases of toxicity in canines from exposure to this plant.
⚡ Toxic If:
Generally non-toxic
Humans
Non-toxicLycopodium annotinum, commonly known as stag's-horn clubmoss, is not considered toxic to humans under normal circumstances. It has no known significant toxic effects on human physiology.
⚡ Toxic If:
Generally non-toxic
Frequently Asked Questions
Q: Is Lycopodium annotinum toxic to pets?
A: There is insufficient data on its toxicity to pets.
Q: How does Lycopodium annotinum reproduce?
A: It reproduces via spores produced in cones.
Q: What are the ideal growing conditions for Lycopodium annotinum?
A: It thrives in shaded, moist, acidic soils with good drainage.
Quick Reference
| Family: | Lycopodiaceae |
| Care: | moderate |
| Light: | partial shade to full shade |
| Water: | every 7–10 days, allowing so |
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