Top 12 Ornamental Grasses That Thrive in Zone 4

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Fire Dragon Maiden Grass :is an ornamental grass that is known for its vibrant colors. It has deep red foliage with tall, silvery-white plumes that bloom in late summer. 

Big Bluestem Grass :Big Bluestem grass (Andropogon gerardii) is a beautiful, tall grass that is native to North America. It has a striking blue-green color, with a red tinge in the late summer and fall.

Bottle Brush Grass:Bottle brush grass is a clump-forming, cool-season grass that grows in a fountain-like shape. It has narrow, blue-green leaves that arch up and outward, giving it a bottle-brush-like appearance. 

Porcupine Zebra Grass:Porcupine zebra grass is a striking ornamental grass with unique foliage. It has long, narrow, variegated leaves with white mid-rib and green margins. 

Cloud Nine Switch Grass:Cloud Nine switch grass is an attractive perennial grass with a blue-green hue and long, narrow leaves. It grows to a height of 3-5 feet and produces an airy, reddish-purple flower in late summer.

Heavy Metal Switch Grass:Heavy metal switch grass is a popular ornamental grass with attractive, deep blue-green foliage and robust habit. This grass can grow up to 4-5 feet tall and has a clumping habit.

Blue Zinger Sedge Grass:Blue Zinger sedge grass is an attractive, clump-forming grass that is popular for its silvery-blue foliage. It can grow up to 12 inches tall and has a spread of 12-18 inches. 

Blue Dune Lyme Grass :Blue Dune lyme grass (Leymus arenarius) is a versatile grass with a unique appearance. It has fine, bright blue-green blades with a wispy, drooping habit. 

Blue Grama Grass:Blue Grama Grass (Bouteloua gracilis) is an attractive grass that has fine-textured blades and a blue-green color. It typically grows in clumps and can reach up to two feet in height. 

Tufted Hair Grass:Tufted hair grass is an ornamental grass from the Poaceae family with narrow, green leaves that form in tufts and small flowers that appear in early summer. 

 Indian Steel Blue Prairie Grass :Sorghastrum nutans or Indian Steel Blue prairie grass is an attractive, native grass that is known for its steel blue foliage. It typically grows to a height of 2-3 feet and produces a light tan flower in the late summer. 

Bluestem Grass : is a deciduous grass that is native to North America. It has an upright, clumping form and can grow up to three feet in height.

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