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Description
Polypodium Interjectum, commonly known as the “Fern-leaved Polypody,” is a species of fern that belongs to the Polypodiaceae family. It is native to Europe and can grow up to 30cm tall. This fern has a rhizomatous growth habit, which means that it spreads through underground stems.
Taxonomic Information
| Domain: | Eukaryota |
| Kingdom: | Plantae |
| Phylum: | Pteridophyta |
| Class: | Polypodiopsida |
| Order: | Polypodiales |
| Family: | Polypodiaceae |
| Genus: | Polypodium |
Appearance
The Polypodium Interjectum has triangular fronds that are light green in color. Each frond can grow up to 15cm in length and is divided into smaller leaflets that are attached to a central stem. The leaflets are lance-shaped with a pointed tip, and their edges are slightly curved. The fern produces spores that are located on the underside of the fronds, in groups called sori.
Care Guide
Polypodium Interjectum is a relatively easy fern to care for. Here are some tips for keeping your fern healthy:Water: This fern prefers moist soil, so it is important to water it regularly. However, make sure not to overwater it, as this can lead to root rot.Fertilization: You can fertilize your fern with a balanced liquid fertilizer once a month during the growing season.Soil: Polypodium Interjectum prefers well-draining soil that is rich in organic matter.Sunlight: This fern prefers bright, indirect light. Avoid exposing it to direct sunlight, as this can scorch the leaves.Hardiness Zones: Polypodium Interjectum is hardy in USDA zones 5-9.
Common Pests & Diseases
Polypodium Interjectum is relatively resistant to pests and diseases. However, like all plants, it can still be affected by some common issues. Here are a few things to watch out for:Spider Mites: These tiny pests can cause yellowing and stippling on the leaves. Use a neem oil spray to control them.Scale Insects: These pests can cause yellowing and wilting of the leaves. Use a horticultural oil spray to control them.Leaf Spot: This fungal disease can cause brown spots on the leaves. Remove infected leaves and avoid overhead watering.
Habitat
Polypodium Interjectum is native to Europe and can be found in a variety of habitats, including woodlands, heathlands, and rocky areas. It prefers moist, well-draining soil and partial shade.
Question and Answer
Q: Can Polypodium Interjectum grow in full shade?
A: While this fern prefers partial shade, it can grow in full shade as well.Q: Can I propagate Polypodium Interjectum by division?
A: Yes, you can propagate this fern by dividing its rhizomes in the spring.Q: How often should I fertilize Polypodium Interjectum?
A: You can fertilize this fern once a month during the growing season.Q: Can this fern be grown indoors?
A: Yes, Polypodium Interjectum can be grown indoors as long as it is placed in a bright, indirect light.
Related Plants
Here are some other ferns in the Polypodium genus:- Polypodium Vulgare (Common Polypody)- Polypodium Cambricum (Southern Polypody)- Polypodium Glycyrrhiza (Licorice Fern)
References
– “Polypodium Interjectum.” The Royal Horticultural Society, www.rhs.org.uk/Plants/10075/Polypodium-interjectum/Details.- “Polypodium Interjectum.” Missouri Botanical Garden, www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?kempercode=e520.- “Polypodium Interjectum.” Plant Finder, www.plantfinder.co.uk/polypodium-interjectum-1000000570.
