Contents
Description
Polystichum munitum, commonly known as the Western Sword Fern, is a native fern species of western North America. It is a perennial plant that grows up to 1.5 meters tall and 1 meter wide. The plant has a rhizomatous root system and produces a cluster of fronds that emerge from the center of the plant. The fronds are dark green and leathery, with a glossy surface. The leaves are pinnate and lanceolate, with a length of up to 1 meter.
Taxonomic Information
| Domain | Eukarya |
|---|---|
| Kingdom | Plantae |
| Phylum | Pteridophyta |
| Class | Polypodiopsida |
| Order | Polypodiales |
| Family | Dryopteridaceae |
| Genus | Polystichum |
Appearance
The Western Sword Fern has a striking appearance, with its large and glossy fronds. The fronds are arranged in a circular pattern, with each frond having several smaller fronds branching out from it. The fronds are dark green in color, with a leathery texture. The leaves are lanceolate and pinnate, with a length of up to 1 meter.
Care Guide
The Western Sword Fern is a relatively low-maintenance plant, but it still requires proper care to thrive. Here are some tips on how to care for this fern:
Water
The Western Sword Fern prefers moist soil, but it should not be overwatered. Water the plant when the soil feels dry to the touch, but do not let the soil become waterlogged.
Fertilization
Fertilize the plant once a month during the growing season (spring and summer) with a balanced fertilizer. Do not fertilize during the dormant season (fall and winter).
Soil
The Western Sword Fern prefers well-draining soil that is rich in organic matter. The soil should be kept moist but not waterlogged.
Sunlight
This fern prefers partial shade to full shade. Direct sunlight can scorch the fronds.
Hardiness Zones
The Western Sword Fern is hardy in USDA zones 4-9.
Common Pests & Diseases
The Western Sword Fern is relatively pest and disease resistant. However, it can be susceptible to scale insects and mealybugs. These pests can be controlled with insecticidal soap or neem oil. The plant can also be susceptible to root rot if the soil is too wet.
Habitat
The Western Sword Fern is native to western North America, from Alaska to California. It can be found in a variety of habitats, from shady forests to rocky outcrops. The plant prefers moist soil and partial shade.
Question and Answer
Q: Is the Western Sword Fern a good plant for indoor use?
A: The Western Sword Fern can be grown indoors, but it requires a humid environment and bright, indirect light.
Q: How often should I water my Western Sword Fern?
A: Water the plant when the soil feels dry to the touch, but do not let the soil become waterlogged.
Q: Can the Western Sword Fern tolerate full sun?
A: No, this fern prefers partial shade to full shade. Direct sunlight can scorch the fronds.
Q: What is the hardiness zone for the Western Sword Fern?
A: The Western Sword Fern is hardy in USDA zones 4-9.
Related Plants
- Polystichum braunii
- Polystichum lonchitis
- Polystichum mohrioides
- Polystichum neolobatum
References
- “Polystichum munitum.” Plant Finder. Missouri Botanical Garden, n.d. Web. 16 Jul. 2021.
- Gilman, Edward F. “Polystichum Munitum Western Sword Fern.” University of Florida, IFAS Extension. N.p., n.d. Web. 16 Jul. 2021.
- “Polystichum munitum.” Royal Horticultural Society. N.p., n.d. Web. 16 Jul. 2021.
