Elephant's Foot Dioscorea elephantipes
ABOUT
The plant commonly known as the elephant's foot has a distinct and unusual appearance. Its most striking feature is the large, woody, bulb-like base that has a resemblance to an elephant's foot, hence its name. This base is typically heavily fissured and has a unique texture that looks somewhat like the bark of a tree, with patterns that may remind one of a tortoise shell. Growing out from the top of this base are slender, climbing vines which branch out and bear heart-shaped leaves that have a smooth texture and a shiny appearance. These leaves are arranged alternately along the stems, providing a sharp contrast to the rugged and aged appearance of the base. During its growing season, the elephant's foot can produce small, inconspicuous flowers, and later may produce capsule-like fruits. However, it is the plant's distinctive base that remains the center of attention and gives this plant its characteristically unique appearance.
About this plant
- Names
Family
Dioscoreaceae.
Synonyms
Elephant's Foot, Turtle Back Plant, Hottentot Bread, Elephant's Foot Yam.
Common names
Testudinaria elephantipes, Dioscorea elephantorum.
- Toxicity
To humans
Elephant's foot is not commonly considered toxic to humans; however, as a general precaution, it is not advised to ingest any part of ornamental plants. There is limited information on the specific effects of consumption, but doing so could potentially cause gastrointestinal discomfort or other non-specific symptoms if parts of plants not typically recognized as food are eaten. Always exercise caution and keep plants out of reach of children who might accidentally ingest them.
To pets
Elephant's foot is not widely recognized as toxic to pets. However, just like with humans, it is not recommended for pets to consume any part of ornamental plants. Ingestion could potentially lead to mild gastrointestinal upset such as vomiting or diarrhea. If you suspect your pet has ingested this plant, it is best to monitor them and consult with a veterinarian, especially if symptoms are severe or persist.
- Characteristics
Life cycle
Perennials
Foliage type
Deciduous
Color of leaves
Green
Flower color
Varies
Height
1.5 feet (0.5 meters)
Spread
1.5 feet (0.5 meters)
Plant type
Succulent
Hardiness zones
10
Native area
South Africa
Benefits
- General Benefits
- Ornamental Value: Dioscorea elephantipes, commonly known as the Elephant's Foot, has a distinctive and unique appearance with its large, woody caudex resembling an elephant's foot, making it a fascinating specimen for ornamental purposes.
- Drought Tolerance: This succulent plant is highly adapted to survive dry conditions, making it ideal for water-conservative gardens or regions with water restrictions.
- Low Maintenance: Due to its adaptation to harsh environments, the Elephant's Foot requires minimal care, which is beneficial for gardeners looking for plants that do not need frequent attention.
- Longevity: The plant is known for its long lifespan, often living for several decades, which makes it a lasting addition to any collection or garden.
- Rarity and Uniqueness: Being a less common plant, Dioscorea elephantipes adds a unique charm to any plant collection, offering an exotic aesthetic not easily found in typical plants.
- Seasonal Interest: The Elephant's Foot plant has a deciduous vine that grows leaves seasonally, creating a changing appearance and seasonal interest in the garden or as a houseplant.
- Education and Conservation: The cultivation of such an unusual species can raise awareness about plant diversity and the importance of conservation of rare and endangered species.
- Medical Properties
This plant is not used for medical purposes.
- Air-purifying Qualities
This plant is not specifically known for air purifying qualities.
- Other Uses
- Dioscorea elephantipes, commonly known as the elephant's foot, can be used as a bonsai specimen due to its intriguing caudex (thickened stem) that resembles an elephant's foot.
- The plant can serve as a conversation piece in a home or garden, as its unusual growth form and ancient appearance draw interest and curiosity.
- In landscaping, elephant's foot can be used in rock gardens or succulent collections to provide a contrasting shape and texture to other plants.
- Indigenous cultures may utilize the large, tuberous stem of the plant as a source of water during drought conditions, though this is not a common modern practice.
- The stems of the elephant's foot plant are sometimes carved into ornamental objects or curios after they have died and dried out.
- Elephant's foot can be used in educational settings such as schools and botanical gardens to teach about adaptation and drought resistance in plants.
- Due to its slow growth, the plant is valued by collectors of rare and slow-growing species, adding to the diversity of plant collections.
- Photographers and artists may use the plant as a subject due to its unique and dramatic appearance, especially in its natural, arid habitat.
- The elephant's foot can act as a natural hourglass, as its growth rate can be used to mark the passage of time, with certain tribes regarding it as a symbol of longevity and perseverance.
- The plant is sometimes used in cultural ceremonies or rituals by local communities revered for its longevity and resilience.
Interesting Facts
- Feng Shui
The plant commonly known as elephant's foot is not used in Feng Shui practice.
- Zodiac Sign Compitability
The elephant's foot is not used in astrology practice.
- Plant Symbolism
- Resilience and Survival: Dioscorea elephantipes, commonly known as the Turtle Back Plant, has a unique ability to survive in harsh climates by going dormant in hot and dry conditions, symbolizing one's ability to endure difficult situations and emerge unscathed.
- Longevity: With its slow-growing nature and potential to live for over 70 years, the Turtle Back Plant represents long life and timelessness.
- Persistence: The persistent growth of the plant, even under challenging conditions, stands for the principle of never giving up, keeping one strong through tough times.
- Protection: Its hard, bumpy caudex resembles a shell or armor, symbolizing safety and protection from life’s adversities.
- Patience: As it grows slowly and does not flower every year, the Turtle Back Plant signifies patience and the understanding that not all processes yield immediate results.
- Water
The Turtle Back Plant requires minimal watering, adhering to a 'less is more' philosophy. During the active growth period in spring and summer, water it every 2-3 weeks with about 8-16 ounces of water per session, depending on pot size. Allow the soil to completely dry out between waterings. In the dormant winter period, reduce watering to once a month or even less frequently, closely monitoring the soil moisture to avoid overwatering which can lead to rot.
- Light
The Turtle Back Plant thrives in bright, indirect light; direct sunlight can scorch its leaves. A north-facing window or a spot that receives filtered light through sheers or a blind is ideal. If only direct sunlight areas are available, consider using a shade cloth to protect the plant from too much sun exposure.
- Temperature
The Turtle Back Plant prefers temperatures between 60°F and 85°F, making it suitable for most indoor environments. It can survive temperatures as low as 50°F but should not be exposed to temperatures below this threshold. The ideal temperature range ensures healthy growth and prevents cold damage to the plant.
- Pruning
The Turtle Back Plant generally doesn't require frequent pruning. Pruning may be necessary to remove dead or withered leaves and to maintain its desired shape. The best time for pruning is in the spring before the new growth cycle begins. Pruning can be done every few years or as the plant outgrows its space.
- Cleaning
As needed
- Soil
The best soil mix for the Elephant's Foot plant should be well-draining and sandy with some organic matter. A suitable mix could be two parts sand, one part perlite, and one part compost. The soil pH should be slightly acidic to neutral, ranging from 5.5 to 7.5.
- Repotting
Elephant's Foot should typically be repotted every 2 to 3 years. It’s important to repot when the caudex begins to outgrow the pot or the soil is depleted.
- Humidity & Misting
Elephant's Foot thrives in moderate to low humidity levels. The plant prefers dry air conditions, similar to its native arid habitat, rather than high humidity.
- Suitable locations
Indoor
Grow with bright, indirect light and sparse watering.
Outdoor
Full sun to partial shade, protected from heavy rain.
Hardiness zone
10-11 USDA
- Life cycle
The life cycle of Dioscorea elephantipes, also known as elephant's foot, begins with seed germination, which is often erratic and can take several months due to the hard seed coat. Once germinated, a small tuber starts to form, which will become the characteristic large, above-ground caudex resembling an elephant's foot. The caudex serves as a water reservoir to sustain the plant through drought periods, gradually increasing in size over many years. During the growing season, typically in winter, the plant produces a vine with heart-shaped leaves from the caudex, which can grow several meters long. This vine will die back during the dormant season. After several years, the plant reaches maturity and will produce small, inconspicuous, greenish-yellow flowers, followed by capsule fruits containing winged seeds, completing its life cycle.
- Propogation
Propogation time
Spring to summer
Propogation: The turtle back plant, or Dioscorea elephantipes, is generally propagated by seed or occasionally by division. Seeds should be sown in late winter or early spring. The most popular method for propagating this species is through seed germination, which involves sowing seeds in a well-draining soil mix. After soaking the seeds for 24 hours to soften their hard coats, plant them about half an inch (1.27 cm) deep. Maintain a warm temperature (around 68-77 degrees Fahrenheit or 20-25 degrees Celsius) and provide light watering until germination occurs, usually in a few weeks. Regular but careful watering should continue as the seedlings grow, taking care not to over-water and cause rot.