Polystichum craspedosorum
Polystichum craspedosorum
- Native to:
- China | Japan | Korea | Russia
iNaturalist: © coleoreteh (iNaturalist #219960967)
Taxonomy
- Division:
- Pteridophyta | - Ferns
- Family:
- Polypodiaceae
- Genus:
- Polystichum
- Species:
- Polystichum craspedosorum
Growth Characteristics
- Life Cycle:
- Perennial
- Growth Habit:
- Forb/herb
- Height:
- 25 cm
- Drought Tolerance:
- Medium
- Ground Cover:
- Yes
Keystone Species Ranking
- Caterpillar Keystone:
- ★☆☆☆☆ Butterfly & moth species supported by this genus (NWF)
Garden & Ecology Notes
- Minimum Light:
- Shade
- Best Light:
- Part Shade, Shade
- Habitat:
- Temperate forest, Rocky outcrop
- Deer Resistant:
- Yes
- Ecology:
- A small lithophytic or epipetric fern typically found growing on moist, shaded limestone or basic rock outcrops and cliff faces in temperate deciduous and mixed forests. It reproduces sexually via spores and can produce proliferating bulbils at or near the frond tips.
Soil Requirements
- Soil:
- limestone — also tolerates loam, rocky
- pH:
- neutral to alkaline
- Drainage:
- well-drained
- Moisture:
- moderate to moist
- Notes:
- Lithophytic or growing in thin, humus-rich soil and moss layers over shaded limestone substrates and calcareous rocks.
Propagation & Germination
- Notes:
- Propagated by spores sown on sterile, moist, finely milled peat or soil-less media under high humidity and indirect light; also propagated by tip layering from proliferating frond apex bulbils.