- **Type**: Tropical evergreen perennial

- **Height**: 3 to 5 feet (0.9 to 1.5 meters) indoors or outdoors in ideal conditions

- **Width**: 2 to 4 feet (60 to 120 cm)

- **Growth Habit**: Upright, clumping, with large, shield-like leaves on sturdy stems

- **Foliage**:

- Large, heart-shaped to shield-shaped leaves, 12 to 20 inches long (30 to 50 cm)

- Deep green with a velvety texture, prominent lime-green to yellowish veins

- Undersides are burgundy-purple; petioles (stems) are dark green to reddish

- Evergreen in frost-free zones; may go dormant in cooler conditions

- **Flowers**:

- Rare indoors; produces a green spathe and spadix (typical of aroids) in warm, humid outdoor settings

- Not ornamentally significant; grown for foliage

- **Light**: Bright, indirect light indoors; partial shade outdoors (avoid direct sun to prevent scorching)

- **Soil**:

- Well-drained, airy, rich in organic matter (e.g., peat, perlite, and bark mix)

- Slightly acidic (pH 5.5 to 6.5)

- **Watering**: Moderate; keep soil consistently moist but not soggy, allow top inch to dry slightly between waterings

- **Hardiness**: USDA Zones 9 to 11 (20°F or -6°C; grown as a houseplant elsewhere)

- **Humidity**: High (60-80%); thrives with misting, a pebble tray, or humidifier

- **Wildlife**: Not a significant attractant; toxic to pets and humans if ingested (contains calcium oxalate)

- **Care**:

- Fertilize monthly in spring and summer with a balanced liquid mix (e.g., 10-10-10), diluted to half strength

- Rotate pot periodically for even growth; wipe leaves to remove dust

- Repot every 1-2 years or when rootbound; cut back in fall if it goes dormant

- **Pests/Diseases**:

- May attract spider mites, aphids, or mealybugs indoors

- Susceptible to root rot or leaf spot in overwatered or poorly drained conditions

- **Uses**: Indoor houseplant, patio plant in warm climates, tropical garden accent

- **Growth Rate**: Moderate; grows steadily with proper light, water, and humidity

- **Special Features**:

- Hybrid of *Alocasia odora* and *Alocasia reginula*, bred for bold foliage and vigor

- Dramatic veining and color contrast make it a standout

- Air-purifying qualities indoors

The Regal Shield Alocasia’s majestic, velvety green leaves with striking veins bring a tropical, regal vibe to indoor spaces or shaded outdoor areas, thriving with consistent care and humidity. Let me know if you’d like more care tips or styling ideas!