Care Disclaimer: Plant care recommendations are general guidelines based on common growing conditions. Individual results may vary based on your local environment, climate, and care routine. If your plant is toxic, keep it away from children and pets, and consult a veterinarian if accidental ingestion occurs.
1.African Mask Plant — Overview
Alocasia 'Calidora', often recognized as the Calidora Elephant Ear, is a distinguished herbaceous perennial hybrid cultivar within the Araceae family. This magnificent plant resulted from a cross between Alocasia odora and Alocasia 'California', with the latter potentially being a cultivar of A. odora or even Englerarum montanum, highlighting a complex horticultural lineage.
While 'Calidora' itself is a modern creation, its parent species are native to the warm, humid, rainforest-like conditions of Southeast Asia, including regions of China, India, and Indochina. This lineage explains 'Calidora's' preference for similar tropical and subtropical environments, where it thrives under the canopy or in bright, indirect light.
Botanically, Alocasia 'Calidora' is celebrated for its robust growth habit and impressive dimensions, typically reaching heights of 5 to 9 feet. Its most striking feature is its very large, deeply veined, glossy green leaves, which can extend up to 6 feet long and 3 feet wide. These arrow-shaped leaves are held aloft on sturdy, thick petioles, giving the plant a distinctive upright, vase-shaped appearance that makes an architectural statement.
The prominent, deeply impressed veins contribute to a textured aesthetic, characteristic of the 'elephant ear' form. Underground, the plant typically forms a sturdy caudex or rhizome from which new growth emerges. 'Calidora' is primarily cultivated for its ornamental value, bringing a dramatic tropical feel to landscapes and interior spaces.
Trusted Scientific References
1. Authoritative external sources for Alocasia calidora
1.1 Wikipedia — Alocasia calidora
1.2 Kew POWO (Plants of the World Online)
1.3 PubMed — peer-reviewed research
1.4 NCBI Taxonomy Browser
1.5 GBIF — Global Biodiversity
1.6Alocasia Calidora should be interpreted through verified botanical identity, practical care, and responsible safety language. This recovery note adds the missing context needed for a complete profile: match light to the plant's habit, use well-drained soil, water according to season, and avoid unsupported medicinal or edible claims. For publishing, the plant can be presented as a source-backed garden plant with clear care guidance, common problem diagnosis, and conservative safety wording.
1.1.African Mask Plant — Key Features
- ✓ <strong>Calidora Elephant Ear</strong> — Common name highlighting its distinctive leaf shape.
- ✓ <strong>Hybrid Cultivar</strong> — Result of a cross between Alocasia odora and Alocasia 'California'.
- ✓ <strong>Large Upright Foliage</strong> — Magnificent, arrow-shaped, glossy green leaves held erect.
- ✓ <strong>Architectural Statement Plant</strong> — Ideal for adding dramatic height and tropical flair.
- ✓ <strong>Ornamental Value</strong> — Primarily cultivated for its aesthetic appeal in gardens and indoors.
- ✓ <strong>Contains Calcium Oxalate</strong> — All parts are toxic and cause severe irritation if ingested.
- ✓ <strong>Prefers High Humidity & Warmth</strong> — Thrives in tropical-like environmental conditions.
- ✓ <strong>Deer and Rabbit Resistant</strong> — Its toxicity naturally deters common garden pests.
- ✓ <strong>Showy Deeply Veined Leaves</strong> — Prominent veins add texture and visual interest.
- ✓ <strong>Herbaceous Perennial</strong> — Grows from an underground caudex or rhizome.
1.2.African Mask Plant — Quick Summary
- ✓ Alocasia 'Calidora' is a stunning tropical hybrid ornamental plant.
- ✓ Features very large, glossy, upright 'elephant ear' leaves.
- ✓ All plant parts are toxic due to calcium oxalate crystals.
- ✓ Requires warm, humid conditions and bright, indirect light.
- ✓ Not used in traditional medicine or for consumption.
- ✓ Keep away from children and pets due to severe irritant properties.
2.African Mask Plant — Scientific Identity
3.African Mask Plant — Quick Facts
4.African Mask Plant — Appearance & Identification
5.African Mask Plant — Native Habitat
6.African Mask Plant — Water Requirements
- ✓ Light — Prefers bright, indirect sunlight; direct sun can scorch leaves, while too little light can lead to leggy growth.
- ✓ Soil — Requires fertile, moist, and well-drained soil; a rich, organic potting mix is ideal for container plants.
- ✓ Watering — Keep soil consistently moist but not waterlogged; reduce watering significantly during winter dormancy.
- ✓ Temperature & Humidity — Thrives in warm temperatures (65-85°F / 18-29°C) and high humidity; avoid cold drafts and sudden temperature changes.
- ✓ Fertilization — Fertilize every 1-2 months during the spring and summer growing seasons with a balanced liquid fertilizer; withhold fertilizer in winter.
- ✓ Propagation — Easily propagated by division of offsets or rhizomes in the spring, ensuring each section has roots and a growing point.
- ✓ Repotting — Repot every 2-3 years or when the plant becomes root-bound, moving to a slightly larger container.
- ✓ Pest Management — Monitor for common pests like mealybugs, spider mites, and aphids; address promptly with appropriate organic or chemical treatments.
Reviewed by the Flora Medical Global Botanical Review Panel
Multi-disciplinary editorial group · Botany · Ethnobotany · Herbal-medicine literature
Who reviewed this: This page was checked by the Flora Medical Global Botanical Review Panel — an in-house editorial group of botany graduates, ethnobotany researchers, and horticulture practitioners who collectively maintain our 7,000+ plant encyclopedia. Meet the team.
Our 4-step verification process
1. Taxonomic verification
Scientific names and synonyms cross-checked against Kew POWO, World Flora Online, and The Plant List.
2. Phytochemical & medicinal cross-reference
Active compounds, traditional uses, and reported activities are cross-referenced with PubMed, USDA Dr. Duke's database, and peer-reviewed ethnobotanical literature.
3. Conservation & distribution check
Distribution, ecology, and conservation status confirmed against GBIF occurrence records and the IUCN Red List.
4. Editorial & safety review
Every entry passes an editorial pass for clarity, originality, and safety notices (toxicity, contraindications, dosage caveats) before publication.
Last reviewed:
Editorial Note: This page is for educational and plant care purposes only.
Written by: Flora Medical Global Editorial Team
Reviewed by: Flora Medical Global Botanical Review Panel
Last Updated: June 19, 2026
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