About
Asplenium antiquum 'Crissie' is a perennial fern that typically grows to heights of 60-90 cm. It develops rosettes of upright, glossy fronds that are long, flat, and feature wavy margins. As the fern ages, the fronds become increasingly divided and exhibit a more frilly appearance.
About the genus
Asplenium is a group of evergreen ferns characterized by short, typically upright rhizomes that support a rosette of somewhat leathery fronds. These fronds can vary from simple to pinnate, and may extend to three times pinnate.
Growing conditions
- Sunlight
- Partial shade
- Soil type
- Loam
- Soil pH
- Acid, Neutral
- Soil moisture
- Moist but well-drained
- Aspect
- East-facing, West-facing
- Exposure
- Sheltered
- UK hardiness
- H1B
Plant details
- Plant type
- Conservatory Greenhouse, Ferns, Houseplants
- Habit
- Clump forming
- Foliage
- Evergreen
- Height
- 0.5-1 metres
- Spread
- 0.5-1 metres
- Time to full height
- 5-10 years
- Suggested uses
- Houseplants, Sub-tropical
Care notes
- Cultivation
- Grow indoors in bright indirect light, in a container using three parts peat-free multipurpose compost, one part peat-free John Innes No.3, and added horticultural grit, occasionally misting the fronds for moderate humidity. Water to keep the compost moist but not soggy and use a half strength general liquid fertiliser monthly between May and August. See how to grow ferns for further advice
- Pruning
- Dead or damaged fronds may be removed as necessary
- Propagation
- Propagate by division, or propagate by sowing spores as soon as ripe at 21°C
- Pest resistance
- May be susceptible to scale insects
- Disease resistance
- Generally disease-free