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Panicum virgatum ‘Heavy metal’.

Heavy Metal Switch Grass

Main interest:
remains attractive through winter, strong vertical design element
Soil & Exposure:
full sun, moist well-drained soil, adapts to a wide range of soil conditions, drought tolerant once established
Growth type:
green, late summer to mid fall
blue-grey to blue-purple
USDA Hardiness:
zone 4: -34.4 °C (-30 °F) View Zone Map
Mature height & width (max.):
height: 5 ft (1.5 m) width: 3 ft (0.9 m)

Stiff, metallic powdery blue blades distinguish this native North American switch grass, and give it its distinctive swishing sound when moved by the breeze. Green flowers, which are good for fresh or dried arrangements, bloom in late summer to mid fall, and can grow to 5 ft tall. Leaf tips turn burgundy in the fall. Blades remain upright, providing strong vertical accent for plantings. Of interest late summer to winter.

Please use availability information as a guide only. The weather is a fickle thing, and impacts when our plants are actually available for shipping. Please be aware that we are not answering emails regarding plants availability. The best advice we can give you is to check back once in a while, choose a size option and check the current stock.


Please check other size options for availability, if you don’t see your first choice.
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