Waianae mountain digit fern (Doryopteris subdecipiens)
Also known as: False Cliff Brake
The Waianae mountain digit fern is found only in Hawaii, specifically in the Waianae Range on Oahu. This distinctive perennial, related to the Maidenhair fern, thrives in dry, rocky environments. It was officially classified as a separate species in 1999.
In This Article
Attributes of Waianae mountain digit fern
Lifespan
Perennial
Plant Type
Herb
Plant Height
30-50 cm
Spread
N/A (ferns do not form a crown like trees)
Leaf Color
Green
Flower Size
N/A (ferns do not produce flowers)
Flower Color
N/A (ferns do not produce flowers)
Images of Waianae mountain digit fern
Quickly Identify Waianae mountain digit fern
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This fern can be identified by its narrow, divided fronds which branch repeatedly into small segments. It typically grows in rocky or disturbed soils.
Scientific Classification of Waianae mountain digit fern
Phylum
Vascular plants
Class
Ferns
Order
Polypodiales
Family
Brake
Genus
Doryopteris
Species
Waianae mountain digit fern
Planting and Growing of Waianae mountain digit fern
Care Difficulty
Moderate
Watering Schedule
Every 2 days
Sunlight Requirements
Partial sun
Sunshine Duration
6-8 hours
Ideal Temperature
65-75℉
Soil Type
Potting Mix, Peat Mix
Soil pH
6.5-7.5
Fertilizer Type
Balanced
Pruning Season
Spring, Summer
Pruning Area
Branches, Leaves
Pruning Frequency
2 times a year
Repotting Season
Spring
Pot Type
Plastic, Ceramic
How to Water Waianae mountain digit fern?
For Doryopteris subdecipiens, ensure that the soil is dry to about an inch deep before watering again. Water until you see it coming out of the drainage holes to make sure the roots are well-hydrated but not sitting in water.
What are the symptoms of an underwatered Waianae mountain digit fern?
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What should I do if my Waianae mountain digit fern is not getting enough water?
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What are the symptoms of an overwatered Waianae mountain digit fern?
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How to save an overwatered Waianae mountain digit fern?
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What Are the Sunlight Requirements for Waianae mountain digit fern?
Partial sun and full shade are preferred. Ideal lighting ensures robust growth and keeps foliage health intact while maintaining the beauty of Doryopteris subdecipiens, allowing it to thrive just like it would in its native habitat.
How much sunlight does Doryopteris subdecipiens thrive in?
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What's the best approach to offer Doryopteris subdecipiens ideal light?
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Why is optimal light crucial for Doryopteris subdecipiens?
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What Is the Ideal Temperature Range for Waianae mountain digit fern?
What is the ideal temperature range for Doryopteris subdecipiens? The ideal temperature for the growth of Doryopteris subdecipiens is between 65°F and 75°F. This range supports optimal physiological processes, ensuring healthy development and growth.
What Soil is Best for Waianae mountain digit fern?
A well-draining soil is essential for Doryopteris subdecipiens to prevent root rot. Good drainage ensures that water does not stagnate around the roots, allowing the plant to thrive and avoid fungal diseases. Rich in organic matter, the soil provides essential nutrients that promote healthy growth and vibrant fronds. This nutrient profile is crucial to support the plant's metabolic processes and overall vitality. Soil that maintains a neutral pH between 6.5 and 7.5 is ideal for Doryopteris subdecipiens. This range allows optimal nutrient uptake, ensuring a balance of essential minerals needed for the plant’s development.
How to Fertilize Waianae mountain digit fern?
Doryopteris subdecipiens thrives on a balanced diet. Use a balanced liquid fertilizer diluted to half strength, approximately 10-10-10, applied at the recommended frequency. For slow-release fertilizers, use around 1 tablespoon per plant, evenly distributed. Too much fertilizer can lead to nutrient burn, so it's vital to follow these guidelines closely.
How to Prune Waianae mountain digit fern?
While Doryopteris subdecipiens can be pruned year-round, performing major pruning during its active growing seasons—spring through autumn—yields the best results. Always start by removing the oldest and most compromised fronds. When cutting, aim to make clean cuts at a slight angle. This technique helps water to run off the cut surfaces, reducing the chance of fungal infections. After pruning, water the plant lightly to support its recovery. Keep an eye on the plant for any signs of stress or disease and avoid fertilizing immediately after pruning to prevent burn.
How to Propagate Waianae mountain digit fern plant?
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Choose a healthy and mature Doryopteris subdecipiens plant with vibrant fronds. Inspect for any signs of disease or pest that could affect the success of propagation.
2
Carefully dig around the base of the plant and gently lift it from the soil. Use your fingers or a knife to separate root clusters, ensuring each division has sufficient roots and shoots.
3
Plant each division into individual pots with the prepared potting medium. Place them in a location with indirect light and maintain consistent moisture levels for optimal growth.
How to Repot Waianae mountain digit fern plant?
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Repot Doryopteris subdecipiens when you notice roots circling the bottom of the pot or growing through drainage holes. Other signs include slow growth and water sitting on the surface for too long.
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Select a pot with adequate drainage holes that's slightly larger than its current one. This size provides ample space for root growth, helping prevent root bound conditions that may stress the plant.
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Opt for a well-draining potting mix rich in organic matter. This ensures optimal moisture retention and airflow, preventing root rot while providing the nutrients needed for healthy growth.
