This is the average expected mature height by width in feet or inches. Grows To: 4-5'H, including blooms, x 1-2'W space at about 1-2' apart Images courtesy of Brent Horvath, Intrinsic Perennials, all rights reserved.
PLANTING BLUE STEM GRASS FULL
*Note: Big Bluestem is tolerant of part shade to part sun conditions but Blackhawks will be most vigorous and have the best color in full to mostly sunny sites. Overly fertile soils can cause them to topple at maturity.īutterfly caterpillar host for Dusted Skipper and Delaware Skipper.
Plants are in their best form when grown in a low fertility soil. Provide a full to mostly sunny site with an average to well-drained, acidic soil for the deepest foliage colors and optimum vigor. The species is native throughout much of the eastern 2/3's of the US and is a clumping to slowly spreading rhizomatous grass whose seeds are utilized by a number of seed eating birds. Blackhawks Big Bluestem is a slightly more compact plant reaching about 4-5' high when in flower. It is in late summer when the real show begins with the upright and arching foliage and flowering stems of August deepen to red to red-purple and further deepening and intensifying as the cooler fall weather arrives becoming nearly all black as its sturdy and showy flowering stems begin to mature. One of the hottest new native grasses on the market! Blackhawks Big Bluestem starts off in spring as a deep green clump of upright to arching blades that may be tipped with red to purple. Yellow Foliage/Stems or Marked with Yellow.White Foliage/Stems or Marked with White.Silver or Gray Foliage/Stems or Marked with Gray or Silver.Purple Foliage/Stems or Marked with Purple.Orange Foliage/Stems or Marked with Orange.
Once established, but appreciates occasional irrigation during hot, dryįertilizer isn’t a requirement for growing Blackhawks grass,īut you can provide a very light application of a slow-releaseįertilizer at planting time or if growth appears slow. This ornamental grass is drought-tolerant Likely to weaken and fall over as it gets taller.įull sunlight is best for growing Blackhawks, although it The tall grass grows quickly in rich soil but is Growing Blackhawks Grassīlackhawks bluestem grass thrives in poor soil includingĬlay, sand, or dry conditions. Gardens, at the back of beds, in mass plantings, or any spot where you canĪppreciate its year-round color and beauty.Īndropogon Blackhawks grass can thrive in poor soil and isįor erosion-prone areas. This versatile ornamental grass is natural for prairie Morphing to green with red tints in summer, and finally ending the season withĭeep purple or lavender-bronze leaves after the first frost in autumn. The colorful foliage is gray or bluish green in spring, Uses for Blackhawks Ornamental Grassīlackhawks bluestem grass is appreciated for its stature and Growing this particular cultivar isn’t difficult for gardeners in USDA plant hardiness zones 3 to 9, as this tough plant requires very little care. What is Blackhawks grass ( Andropogon gerardii ‘Blackhawks’)? It’s a variety of big bluestem prairie grass, which once grew across much of the Midwest – also known as “turkeyfoot grass,” thanks to the interesting shape of the deep burgundy or purple seed heads.
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