Adiantum raddianum (Delta Maidenhair)
Elegant and fast-growing, Adiantum raddianum (Delta Maidenhair) is a tufted evergreen fern with smooth, purplish-black stalks bearing triangular, 3-pinnate, lacy fronds composed of rounded, fan-shaped segments. Emerging light green, they darken with age and can reach 18 in. in length (45 cm). Popular as a houseplant, it is long-lived if it receives sufficient humidity and is not exposed to drafts.
Elegant and fast-growing, Adiantum raddianum (Delta Maidenhair) is a tufted evergreen fern with smooth, purplish-black stalks bearing triangular, 3-pinnate, lacy fronds composed of rounded, fan-shaped segments. Emerging light green, they darken with age and can reach 18 in. in length (45 cm). Popular as a houseplant, it is long-lived if it receives sufficient humidity and is not exposed to drafts.
- Recipient of the prestigious Award of Garden Merit of the Royal Horticultural Society for its outstanding qualities
- Grows up to 1-2 ft. tall and wide (30-60 cm).
- A part to full shade lover, it is best grown in moist, well-drained soils. If grown in full shade, the foliage will lose its vitality. As a houseplant, grow it in bright indirect light in the summer and full light in the winter.
- A great choice for beds and borders, underplanting shrubs and roses, or containers.
- Virtually disease free. Deer resistant.
- The plant requires little pruning other than the removal of dead leaves. Propagate by spores.
- Native to Tropical Americas, West Indies
- Find where this species is invasive in the United States.
Requirements
Hardiness | 10 – 11 |
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Heat Zones | 10 – 11 |
Plant Type | Ferns |
Plant Family | Adiantum – Maidenhair Ferns |
Exposure | Partial Sun, Shade |
Season of Interest | Spring (Early,Mid,Late)Summer (Early,Mid,Late)FallWinter |
Height | 1' – 2' (30cm – 60cm) |
Spread | 1' – 2' (30cm – 60cm) |
Spacing | 24″ (60cm) |
Water Needs | Average |
Maintenance | Low |
Soil Type | Loam |
Soil pH | Alkaline, Neutral |
Soil Drainage | Moist but Well-Drained |
Characteristics | Plant of Merit, Showy, Evergreen |
Garden Uses | Beds and Borders, Patio and Containers, Underplanting Roses and Shrubs |
Garden Styles | City and Courtyard, Informal and Cottage |