Mountain Firmoss (Huperzia Appressa) is a perennial fern in the Lycopodiaceae family with moderate care difficulty. It requires moderate watering and partial shade or full shade light in USDA hardiness zones 3-7. This plant is safe for cats and dogs.

Huperzia appressa is a small firmoss found in high elevation rocky habitats, often on exposed cliffs and ridges.

Mountain Firmoss

Mountain Firmoss

Huperzia Appressa

Huperzia appressa is a small firmoss found in high elevation rocky habitats, often on exposed cliffs and ridges.

Quick Facts

Type
fern
Lifecycle
perennial
Care Difficulty
Moderate
Water Needs
Moderate
Light
Partial Shade, Full Shade
Hardiness Zones
3-7

Safety

🐕
Pet Safe
👶
Child Safe
Non-Toxic

Growing Conditions

Soil Types:rocky, sandy, loamy
Indoor:No
Outdoor:Yes
Garden Use:groundcover, erosion control

Care Calendar

Monthly care tasks for Mountain Firmoss

Jan
Prune
Feb
Fertilize
Mar
Repot
Apr
Water+
May
...
Jun
...
Jul
...
Aug
...
Sep
...
Oct
...
Nov
...
Dec
...

Expert Care Tips

Pro tips from botanists and plant experts

Watering Tip

Check soil moisture by inserting your finger 1 inch deep. Water only when the top layer feels dry to prevent overwatering.

Humidity Trick

Group plants together to create...

Growth Hack

Rotate your plant every...

Photo Gallery10+ photos

Mountain Firmoss
Mountain Firmoss detail

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Taxonomy

Family:Lycopodiaceae
Genus:Huperzia