When choosing plants for your landscaping, be sure to select plants suited for your weather zone. Most perennials are marked with a hardiness zone to indicate the minimum temperatures it can tolerate. Note the plant's hardiness for the best growing and ability to survive the winter. Use this table to find your area’s hardiness zone:
| Fahrenheit | Celsius | |
|---|---|---|
| Zone 1 | Below –50°F | Below –46°C |
| Zone 2 | –50°F to –40°F | –46°C to –40°C |
| Zone 3 | –40°F to –30°F | –40°C to –34°C |
| Zone 4 | –30°F to –20°F | –34°C to –29°C |
| Zone 5 | –20°F to –10°F | –29°C to –23°C |
| Zone 6 | –10°F to 0°F | –23°C to –18°C |
| Zone 7 | 0°F to 10°F | –18°C to –12°C |
| Zone 8 | 10°F to 20°F | –12°C to –7°C |
| Zone 9 | 20°F to 30°F | –7°C to –1°C |
| Zone 10 | 30°F to 40°F | –1°C to 4°C |
| Zone 11 | 40°F and up | 4°C and up |