Contents
Description
Hymenophyllum Rufescens, commonly known as the “Crimson Filmy Fern,” is a delicate fern species native to New Zealand. It is a small epiphytic fern, which means it grows on other plants rather than in the ground. The fern is characterized by its thin, translucent fronds that are a bright crimson color when young, gradually fading to a bronze-green as they mature. It is a popular choice for indoor gardening due to its unique appearance and ease of care.
Taxonomic Information
| Domain | Eukaryota |
|---|---|
| Kingdom | Plantae |
| Phylum | Pteridophyta |
| Class | Polypodiopsida |
| Order | Hymenophyllales |
| Family | Hymenophyllaceae |
| Genus | Hymenophyllum |
Appearance
Hymenophyllum Rufescens has thin, translucent fronds that are a bright crimson color when young, gradually fading to a bronze-green as they mature. The fronds are typically 5-15cm long and 2-4cm wide. The fern is epiphytic and does not have roots, but instead has small, hair-like structures called rhizoids that allow it to attach to the bark of trees or other plants. The fern also produces sporangia, small structures that contain spores, on the undersides of its fronds.
Care Guide
Water
The Crimson Filmy Fern prefers consistently moist soil, but be careful not to overwater it. Allow the top inch of soil to dry out before watering again. It is best to water the fern from the bottom, by placing the pot in a saucer of water and allowing the soil to absorb the water.
Fertilization
The fern does not require frequent fertilization, but it can benefit from a monthly feeding during the growing season (spring and summer). Use a balanced liquid fertilizer diluted to half strength.
Soil
Hymenophyllum Rufescens prefers a well-draining, acidic soil. A mix of peat moss, perlite, and sand can provide the ideal growing medium.
Sunlight
The fern prefers bright, indirect sunlight. Avoid placing it in direct sunlight, as this can scorch the delicate fronds.
Hardiness Zones
The Crimson Filmy Fern is not frost-hardy and should be kept indoors or in a greenhouse in areas with colder climates.
Common Pests & Diseases
The Crimson Filmy Fern is vulnerable to mealybugs, spider mites, and scale insects. These pests can be controlled with insecticidal soap or neem oil. The fern may also be susceptible to root rot if overwatered or planted in poorly-draining soil.
Habitat
Hymenophyllum Rufescens is native to New Zealand and can be found growing on the trunks and branches of trees in damp, shaded areas of the forest. It prefers humid environments and can also be found growing in the understory of tropical forests.
Question and Answer
Q: Can Hymenophyllum Rufescens be grown indoors?
A: Yes, the Crimson Filmy Fern is a popular choice for indoor gardening due to its unique appearance and ease of care.
Q: What is the ideal soil mix for the fern?
A: Hymenophyllum Rufescens prefers a well-draining, acidic soil. A mix of peat moss, perlite, and sand can provide the ideal growing medium.
Q: How often should the fern be fertilized?
A: The fern does not require frequent fertilization, but it can benefit from a monthly feeding during the growing season (spring and summer).
Q: What pests are commonly found on the Crimson Filmy Fern?
A: The fern is vulnerable to mealybugs, spider mites, and scale insects.
Related Plants
– Hymenophyllum dilatatum- Hymenophyllum pulcherrimum- Hymenophyllum tunbrigense- Hymenophyllum wilsonii
References
– “Hymenophyllum Rufescens – Crimson Filmy Fern.” World of Succulents. https://worldofsucculents.com/hymenophyllum-rufescens-crimson-filmy-fern/- “Crimson Filmy Fern (Hymenophyllum Rufescens).” Houseplant Central. https://houseplantcentral.com/crimson-filmy-fern-hymenophyllum-rufescens/ – “Hymenophyllum Rufescens.” Flora of New Zealand. https://www.nzflora.info/factsheet/Taxon/Hymenophyllum-rufescens.html
