
In the landscape
Accent · Border · Mass planting · Container · Hanging basket · Houseplant · Patio · Poolside
Data sources
Persian Shield
Strobilanthes dyerianus · Annual
Persian Shield is grown as an annual, that matures to about 1–3 ft × 1–3 ft. It does best in full sun and part shade with medium water needs in well-drained soil. Expect purple blooms in spring and winter. It stands up well to heat and humidity and grows happily in containers.
- USDA zones
- 10-11
- Sun
- Full sun, Part shade
- Water
- Medium
- Mature size
- 1–3 ft × 1–3 ft
- Growth rate
- Fast
- Maintenance
- Low
- Soil
- Well-drained
- Bloom color
- Purple
- Bloom season
- Spring, Winter
- Tough against
- Heat, Humidity
- Native to
- Myanmar, India, China
Will it survive your winters?
We score Persian Shield’s freeze-trouble range against the real coldest nights your area has recorded.
Powered by ~35 years of daily lows from the nearest NOAA weather station. A risk read, not a guarantee — a sheltered spot or mature plant beats the odds.
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