Richardson Roots Panicum virgatum

Since 'Heavy Metal' grows 2 to 3 feet wide, you should space them about 24 to 30 inches apart if you want a dense, continuous screen. For a more individual, structural look, increase the spacing to 3 feet.

Yes, it is a deciduous perennial that should be cut back to the ground in late winter or very early spring before new growth begins. This keeps the plant tidy and allows the fresh, metallic blue blades to emerge clearly.

This grass is hardy in USDA zones 4 through 9, meaning it is well-equipped to handle cold winters as far north as zone 4. It is a very resilient, native-derived variety that thrives across a wide range of climates.

Once its root system is fully established, this grass is highly drought-tolerant and requires very little supplemental watering. You will only need to provide extra water during periods of extreme, prolonged heat or drought.

Yes, full sun is essential for this plant. If planted in partial shade, the foliage tends to lose its intense steel-blue hue, and the stems may become floppy rather than maintaining their signature upright, structural habit.

No, 'Heavy Metal' is a cultivar of a native North American grass and is not considered invasive. It is a well-behaved, clumping ornamental grass that stays where you plant it rather than spreading aggressively through runners.