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Description
Polystichum Californicum, commonly known as California sword fern, is a fern species native to California. It belongs to the Dryopteridaceae family and is characterized by its long, narrow, and leathery fronds. The fern can grow up to 3 feet tall and 2 feet wide, making it a perfect choice for shady areas in the garden.
Taxonomic Information
| Domain| Eukarya||————-|—————-|| Kingdom| Plantae|| Phylum| Tracheophyta|| Class| Polypodiopsida || Order| Polypodiales|| Family| Dryopteridaceae|| Genus| Polystichum|| Species| P. Californicum|
Appearance
Polystichum Californicum has long, narrow, and leathery fronds that grow in clumps. The fronds are dark green in color and can grow up to 3 feet long and 2 feet wide. They have a glossy texture and are slightly curved. The fronds also have a serrated edge and a pointed tip. The fern produces spores on the underside of the fronds, which are protected by a thin membrane.
Care Guide
Polystichum Californicum is a low-maintenance fern that requires minimal care. Here are some tips to keep it healthy:- Water: The fern prefers moist soil, so water it regularly to keep the soil evenly moist. Do not let the soil dry out completely.- Fertilization: Fertilize the fern once a month during the growing season (spring and summer) with a balanced fertilizer.- Soil: Plant the fern in well-draining soil that is rich in organic matter.- Sunlight: The fern prefers partial to full shade and can tolerate some morning sun.- Hardiness Zones: Polystichum Californicum is hardy in USDA zones 7 to 10.
Common Pests & Diseases
Polystichum Californicum is generally resistant to pests and diseases. However, it can be susceptible to snails, slugs, and spider mites. To prevent infestations, keep the area around the fern clean and free of debris. If you notice any signs of pests, treat with an insecticide or use natural methods such as handpicking or spraying with a mixture of water and soap.
Habitat
Polystichum Californicum is native to California and can be found growing in rocky areas, woodlands, and shaded slopes. It prefers moist soil and partial to full shade.
Question and Answer
Q: Can Polystichum Californicum be grown indoors?A: Yes, the fern can be grown indoors in a bright, indirect light.Q: How often should I water Polystichum Californicum?A: Water the fern regularly to keep the soil evenly moist. Do not let the soil dry out completely.Q: Does Polystichum Californicum require fertilization?A: Yes, fertilize the fern once a month during the growing season with a balanced fertilizer.Q: What is the hardiness zone for Polystichum Californicum?A: The fern is hardy in USDA zones 7 to 10.
Related Plants
– Polystichum setiferum- Polystichum munitum- Polystichum polyblepharum- Polystichum acrostichoides
References
– “Polystichum californicum.” Plant Finder. Missouri Botanical Garden. Accessed 1 July 2021.
