Common Clubmoss

lycopodium annotinum

Also known as: ["Nest Spruce Moss","Running Pine"]

Family: Lycopodiaceae Genus: Lycopodium Category: Shrubs

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:
    Outdoor Landscapers Wildlife Supporters
  • 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.

Warning Signs: Yellowing or browning fronds; mold on soil surface; stunted growth indicate poor soil or site conditions.

Care Requirements

Care Difficulty
moderate

moderate

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
  1. Collect mature spores.
  2. Scatter on sterile medium.
  3. Keep moist and humid.
  4. 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.

Pro Tip: Use room temperature water to avoid shocking the plant.
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

unknown

unknown

unknown

unknown

Toxicity Warning

Cats
Non-toxic

Lycopodium 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

No specific safety precautions are required for cats around this plant.
Dogs
Non-toxic

Lycopodium 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

No specific safety precautions are required for dogs around this plant.
Humans
Non-toxic

Lycopodium 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

No specific safety precautions are required for handling or growing this plant.

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
Suitable For: ["outdoor landscapers","wildlife supporters (attracts bees, butterflies, birds)"]
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