How to Grow Club moss
Club moss
Lycopodium spp.
grassClub mosses are primitive vascular plants that have existed for over 400 million years, predating flowering plants and conifers. They are evergreen, low-growing plants characterized by small, scale-like leaves arranged in dense clusters and distinctive club-shaped spore-bearing structures. Despite their common name, they are not true mosses but rather distant relatives of ferns.
When should you plant Club moss in your zone?
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Example Club moss timeline · Pittsburgh, PA (Zone 6b)
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Plant Club moss
Around Apr 17Near Pittsburgh's average last spring frost.
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Tend & protect
Late spring–summerWatering, feeding, and pest-watch reminders.
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Harvest Club moss
Late summer into fallBefore the first fall frost (≈ Nov 8)
Sample dates for Pittsburgh, PA. Sign up to get exact Club moss dates for your own zip code.
Growing Conditions
Soil
Growing Zones
Find your zone →Hardiest varieties thrive in zones 3-9, with some species more suited to cooler regions
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Get my Club moss timeline →Growth Stages
Spore germination
4-8 weeksMicroscopic spores develop into a tiny gametophyte (prothallus) that produces male and female structures
Maintain extremely high humidity (90%+), consistent moisture, and cool temperatures (60-65°F). Keep in dim light
Gametophyte development
2-6 monthsThe gametophyte stage develops underground or in moist substrate, producing rhizoids and early sporophyte shoots
Keep substrate consistently moist and rich in organic matter; maintain high humidity and cool conditions
Young sporophyte
6-18 monthsThe mature plant form emerges with characteristic scale-like leaves and horizontal or upright stems
Gradually acclimate to slightly lower humidity; ensure good air circulation; provide consistent moisture and partial shade
Mature growth
1-3+ yearsPlant develops its characteristic form with dense foliage, trailing or upright stems depending on species, and visible horizontal growth
Maintain consistent moisture, high humidity, and partial shade; avoid direct sun; mist regularly; ensure well-draining substrate
Spore production
Seasonal, typically spring-summerClub-shaped or cone-like strobili (spore-bearing structures) form at stem tips, appearing yellowish or tan
Ensure mature plant is healthy and well-established; maintain optimal conditions; spore production indicates maturity
Companion Planting
Plan your garden →Plant with:
Avoid planting near:
Common Pests
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Increase humidity through regular misting; ensure good air circulation; spray with water to remove mites; use insecticidal soap if severe
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Remove manually with soft brush; apply neem oil or insecticidal soap; improve air circulation to prevent recurrence
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Allow substrate surface to dry slightly between waterings; use yellow sticky traps; improve drainage; apply beneficial nematodes if severe
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Remove with cotton swab dipped in isopropyl alcohol; spray with insecticidal soap; improve air circulation
Uses
Ornamental decoration
HouseholdClub mosses are prized as decorative terrarium and woodland garden plants, adding prehistoric charm and delicate texture to indoor and outdoor shade gardens. [source]
Traditional herbal medicine
MedicinalVarious club moss species have been used in traditional Chinese and Ayurvedic medicine for digestive, respiratory, and inflammation-related conditions, though scientific evidence is limited. [source]
Spore collection and craft
CraftClub moss spores (historically known as lycopodium powder) were traditionally used as a fine powder in old theatrical effects and in craft applications for texture and visual interest. [source]
Habitat for small creatures
WildlifeClub mosses provide microhabitat and shelter for tiny arthropods, insects, and other small creatures in forest floors and shade gardens, supporting local biodiversity. [source]
Evolutionary botanical interest
CulinaryWhile not edible, club mosses are valued by botanists and plant enthusiasts as living examples of ancient plant lineages, offering educational and scientific interest. [source]
This is not medical advice. LizPlants is not a medical resource. Always consult a qualified healthcare professional before using plants medicinally.
Harvest Tips
Club mosses are not harvested for growth but rather collected for spores when strobili mature. Spore-bearing structures turn yellowish-tan and can be gently rubbed to collect spores. Historically, club moss spores (lycopodium powder) were harvested commercially but the practice is now limited. Do not harvest wild populations; instead, propagate from established cultivated plants or purchase from reputable suppliers
Fun Facts
- 🌱 Club mosses are among the oldest land plants, with fossil records dating back over 400 million years to the Devonian period, making them older than dinosaurs
- 🌱 Unlike true mosses, club mosses have vascular tissue (xylem and phloem) that allows them to grow taller and transport water and nutrients more efficiently
- 🌱 Club moss spores were historically used as a fine, flammable powder in theatrical productions and early photographic flash, and are still occasionally used in botanical illustration
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