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Spikemoss (Selaginella martensii)
Lycophytes (Spikemosses)Sensitive

Spikemoss (Selaginella martensii)

Selaginella martensii

Lighting
1/10
Humidity
10/10
Water group
Sensitive
SensitivityVery high
Target pH5.8-6.3
PPM with fertilizer80-100
About this group →
Lighting
Range, lux1500–8000
Optimal, lux4000
Photoperiod, h10-12
Direct sun✕
Humidity
Very high (70-90%)
Terrarium / closed florarium / humidifier. Frequent misting with RO
Daily with soft water
Watering
FrequencyRegular
MethodManual/Wick

Soil always slightly moist. Do not flood, but do not let it dry out either

Wick wateringAcceptable

Acceptable — helps maintain stable moisture

Soil
for ferns
Mix #10
Open mix →
Feeding group
Sensitive
Fertilizers & additives →

Risks & warnings

  • CRITICAL — dies if the soil or air dries out
  • Sun scorches the leaflets
  • Sensitive to salts and chlorine in the water

Care notes

  • •CRITICAL — requires high air humidity (70-90%), ideally in a terrarium / under a cloche
  • •Do not let the soil dry out even for a day — it dies quickly
  • •Use only RO water — sensitive to salts
  • •Do not mist with hard water — spots remain on the leaves
  • •Propagation — cuttings laid horizontally on a damp substrate under film