Blackhawks Big Bluestem Rock so prune as needed in

so prune as needed in late winter to early spring

Glazed pots in choice of strong colors

and indoor plants when applied as directed

Dual-action formula

Blackhawks Big Bluestem Rock so prune as needed inAndropogon gerardii 'Blackhawks' PP #27,949 A dramatic vertical accent that changes color throughout the growing season. Foliage emerges green, then develops red bronze hues towards the tips in summer. The color continues to darken to deep purple until almost black in fall. Purple plumes appear in late summer. Quickly reaches 2 ft. wide, plumes 4 to 8 ft tall. Easily grown in average, well drained soils, but tolerant of a wide range of soil