Big Bluestem 'Blackhawks' Berries it reaches a charming height

it reaches a charming height of 15-20 feet

Historically

perennial which typically grows 2-3' tall (less frequently up to 6') and which commonly occurs in dryish soils on prairies

typically reaching impressive heights of 2 to 4 feet and sometimes even stretching up to 5 feet

funnel-shaped yellow flowers

Big Bluestem 'Blackhawks' Berries it reaches a charming heightAndropogon gerardii 'Blackhawks' Big Bluestem 'Blackhawks' is a cultivar of Big Bluestem that offers foliage 4 5 feet tall that changes color with the seasons. The upright foliage starts dark green but begins to turn purple in August, and is nearly black by late September. Its purplish black seedheads, which resemble turkey feet, appear in late summer or early fall and persist into winter. Its foliage provides cover for small animals, and nesting