Persian Shield
Strobilanthes dyerianus
Persian Shield
About this plant
Strobilanthes dyerianus, commonly known as Persian Shield, is a striking ornamental plant known for its vibrant, metallic purple leaves with green veins. It is often grown for its colorful foliage rather than flowers. This tropical plant adds a dramatic splash of color to gardens and indoor spaces and is popular in shaded garden beds and as a houseplant.
Taxonomy
- Genus
- Strobilanthes
- Family
- Acanthaceae
- Higher classification
- Order Lamiales
- Plant type
- Houseplant
- Lifespan
- Perennial
Origin & Distribution
- Native region
- Myanmar
- Distribution
- Native to Myanmar, widely cultivated in tropical and subtropical gardens worldwide.
Care
- Light preference
- Partial shade
- Suitable locations
- Indoor, Outdoor, Balcony, Greenhouse
- Preferred window facing
- East-facing, North-facing, Northeast-facing
- Watering frequency
- Moderate
- Watering interval
- 2–5 days
- Humidity
- High
- Minimum
- 10 °C
- Maximum
- 30 °C
- Optimal
- 18-24 °C
- USDA hardiness zones
- 9-11
- Soil pH
- 6.0-7.0 (slightly acidic to neutral)
- Soil type
- well-draining potting soil
Watering. Keep the soil consistently moist but not waterlogged. Water when the top inch of soil feels dry. Avoid letting the soil dry out completely.
Fertilizing. Feed Persian Shield with a balanced liquid fertilizer every 4 to 6 weeks during the growing season (spring and summer). Avoid over-fertilizing, which can harm the plant.
Strobilanthes dyerianus is a moderately easy plant to care for. It prefers shaded or partially shaded areas and needs regular watering to keep the soil moist but not soggy. It can suffer if exposed to too much direct sunlight or if the soil dries out completely. Occasional pruning helps maintain its shape and encourages bushier growth.
Propagation
- Propagation methods
- Cuttings
- Care difficulty
- Medium
Ornamental features
- Flowering
- Yes
- Flowering period
- summer
Bright metallic purple leaves with green veins, upright bushy form, small pale violet flowers in summer.
Toxicity & Safety
- Toxic to humans
- Non-toxic
- Toxic to pets
- Non-toxic
- Weed potential
- Not considered a weed
Non-toxic to humans and pets, safe to keep around children and animals.
Allergy information
- Allergy risk
- Low
- Allergy triggers
- Sap or latex, Skin contact
- Pollen level
- None
Strobilanthes dyerianus may cause mild skin irritation in some people who are sensitive to plant sap. Avoid direct contact with the leaves if you have sensitive skin. It does not produce airborne pollen that typically causes allergies.
Common problems
Common problems include leaf browning or fading colors due to too much direct sun or dry soil. Overwatering can cause root rot. Pests like spider mites may appear if the air is too dry.
Uses
Primarily grown as an ornamental plant for its striking foliage in gardens, patios, and indoor spaces.
Notes
Prune regularly to encourage bushy growth and remove any leggy stems. Repot every 1-2 years to refresh soil and provide space for roots. Sensitive to cold temperatures below 10°C (50°F).