Tall North American prairie native ornamental grass forming strict upright clumps with airy panicles of tiny pink flowers in late summer that age to tan and hold their structure through winter.
Hardiness ratings
| System | Rating | Temperature range | How to read it |
|---|---|---|---|
| USDA hardiness zone | Zone 4–9 | −34.4 °C to −1.1 °C | Plant tolerates down to this zone |
| RHS hardiness rating | H7 | down to −20 °C | Plant needs at least this level of cold tolerance |
| Canadian plant hardiness zone | Zone 4–8 | −29 °C to −1 °C | Plant tolerates down to this zone |
| Australian (ANBG) zone | Zone 2–6 | −10 °C to 15 °C | Plant tolerates down to this zone |
Growing notes
- Plant in prairie plantings, mixed borders, and as a vertical accent — the principal native ornamental grass of North American prairie restoration
- Outstanding seed-eating songbird food source through winter — leave seed heads standing
- Many coloured cultivars (‘Heavy Metal’ blue-grey, ‘Shenandoah’ red-tipped) for varied foliage colour
- Drought tolerant once established
Categories
Related plants
Cross-check Switchgrass against your zones