Trichomanes rigidum, the stiff bristle fern, is a robust and terrestrial fern with leathery fronds, thriving in humid, shady environments with consistently moist soil.
At-a-glance light, water, soil, and growing conditions from plant data
Low to Moderate Indirect
50% intensity
Prefers shaded conditions, mimicking its natural forest habitat. Avoid direct sunlight which can scorch fronds.
Consistently Moist
100% intensity
Keep soil perpetually damp but not waterlogged. Use distilled or rainwater.
Humus-rich, well-draining
50% intensity
Moderate
50% intensity
Prefers temperatures between 18-24°C. Avoid drastic temperature fluctuations and cold drafts.
Low
25% intensity
Feed lightly with diluted balanced fertilizer only during the growing season.
Safety information from plant toxicity data
| Attribute | Value |
|---|---|
| Toxic for humans | No 0/5 intensity |
| Toxic for pets | No 0/5 intensity |
| Edible | No |
Key traits and growing stats from plant data
Watering, pruning, propagation, and repotting details from plant data
Maintain consistently moist soil, akin to its natural humid environments. Avoid waterlogged conditions. Use distilled or rainwater to prevent mineral buildup, which can harm the delicate fronds.
Allow the very top layer of soil to dry slightly between waterings.
Pruning is minimal for Trichomanes rigidum. Remove any brown, damaged, or dead fronds at their base to maintain a tidy appearance and prevent potential fungal issues. This also encourages new growth.
Sterilize pruning tools before and after use.
Propagation is typically achieved through spores, which can be challenging and time-consuming for home growers. Alternatively, division of established clumps can be done carefully during repotting.
Ensure each division has healthy roots and rhizomes.
Repot Trichomanes rigidum only when necessary, typically every 2-3 years, when the plant becomes root-bound or the potting medium degrades. Use a well-draining, airy mix.
Choose a pot that allows for good drainage, as this fern dislikes soggy roots.
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Monthly activity intensity for bloom and fruit across both hemispheres.
Flowering & fruiting calendar
Flowering & fruiting calendar
Photos of Stiff Bristle Fern (Trichomanes rigidum)
Common names and botanical synonyms
Botanical classification
| Rank | Name |
|---|---|
| Family | Hymenophyllaceae |
| Genus | Trichomanes |
| Species | Trichomanes rigidum |
Similar in genus Trichomanes
Answers based on plant encyclopedia data
