Anthurium regale – The King of Velvety Aroids
Anthurium regale is a breathtaking centerpiece for serious collectors, revered for its huge, velvety, heart-shaped leaves etched with dramatic white veins. Native to the humid pre-montane forests of central Peru, this rare tropical gem belongs to the Cardiolonchium section of Anthuriums, alongside other velvet-leaf icons. With the right care, Anthurium regale transforms any indoor space into a lush, sophisticated rainforest retreat.
Origin and Natural Habitat of Anthurium regale
First scientifically described by Eduard André in 1888, Anthurium regale is native to the slopes of the Huallaga River valley and surrounding areas of central Peru. It thrives at elevations of 600–1200 meters in humid tropical forests, growing in rich, well-drained soils. The local climate features 80–90% humidity, average temperatures of 18–26°C, and annual rainfall exceeding 2500 mm. In nature, its leaves can surpass 1 meter in length, supported by strong, thick petioles adapted to filtered light and high moisture environments.
Etymology of Anthurium regale
The genus name "Anthurium" comes from the Greek "anthos" (flower) and "oura" (tail), referring to the spadix structure. The species name "regale" means "royal" in Latin, fitting the majestic presence of its enormous velvet foliage.
Key Features of Anthurium regale
- Leaf Texture: Deep green velvet with thick, silvery-white veins.
- Indoor Size: Mature leaves often reach 60–90 cm indoors under ideal conditions.
- Growth Rate: Slow to moderate; typically one new leaf every 2–4 months.
- Toxicity: Contains calcium oxalate crystals; toxic if ingested by pets or humans.
How to Care for Anthurium regale
→ Placement
Provide bright, indirect light. Avoid direct sunlight, which can easily scorch the delicate velvet surface.
→ Light
Optimal: 8–10 hours daily of bright, filtered light. Supplement with grow lights in winter if necessary.
→ Humidity
Maintain 80–90% humidity year-round. Use humidifiers, plant cabinets, or humidity trays if needed.
→ Temperature
Keep temperatures stable between 18–26°C. Avoid drops below 16°C to prevent stress and fungal issues.
→ Watering
Allow the top 2–3 cm of the substrate to dry slightly between waterings. Consistent moisture is crucial; avoid letting the rootball dry out completely.
→ Soil
Use a very airy, organic mix: 40% orchid bark, 30% coconut coir, 20% perlite, and 10% compost.
→ Fertilization
During active growth, fertilize monthly with a diluted balanced fertilizer. In cooler months, fertilize only if the plant is actively producing a new leaf.
→ Potting and Repotting
Repot every 1–2 years, choosing a breathable pot with good drainage. Avoid overpotting, which can lead to root rot.
→ Propagation
Best propagated by division or careful separation of basal offsets with attached roots.
→ Semi-Hydroponics and Hydroponics
Anthurium regale can adapt to semi-hydroponic setups, but transitions must be very gradual to avoid root shock. Monitor carefully for signs of stress during the transition period.
Flowering and Reproduction
In optimal conditions, mature plants may produce slender spadices with pale spathes. Indoor flowering is rare. Cross-pollination is required for viable seed production.
Common Problems and Solutions
→ Pests
Spider mites, thrips, and aphids may appear. Treat infestations early with insecticidal soap or neem oil.
→ Brown Edges
Caused by low humidity or light stress. Increase humidity and adjust placement if needed.
→ Yellowing Leaves
Usually due to inconsistent watering or nutrient deficiencies. Adjust your watering routine and supplement with balanced fertilizer.
→ Root Rot
Triggered by waterlogged soil. Use a fast-draining, chunky substrate and moderate watering.
→ Leaf Scorch
Result of excessive direct sunlight exposure. Move to a bright but protected location.
Additional Growing Tips
- New leaves may be smaller and less veined; leaf size and vein thickness improve as the plant matures.
- Remove developing flowers early to focus energy on foliage growth.
- Use rainwater or distilled water to avoid mineral residue on the velvet leaves.
- Rotate monthly for symmetrical development.
Frequently Asked Questions about Anthurium regale
- How fast does Anthurium regale grow? Usually one new leaf every 2–4 months with proper conditions.
- Can Anthurium regale survive in 60% humidity? Survival is possible, but leaf quality deteriorates. Aim for at least 80% for optimal results.
- Is Anthurium regale pet-safe? No. It is toxic to pets and humans if ingested.
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Anthurium regale
Anthurium regale comes in following sizes:
Baby Plant – comes in a ⌀ 6 cm pot and is approximately 10 cm tall
S – comes in a ⌀ 9 cm pot and is approximately 15 cm tall
M – comes in a ⌀ 14 cm pot and is approximately 30 cm tall
L – comes in a ⌀ 17 cm pot and is approximately 50 cm tall