Andropogon hallii Hack.
Andropogon hallii is a grass.
Andropogon hallii was described by Eduard Hackel in 1884. The name is considered as validly published.
The grasses have a erect habit and have an upright habit. They reach heights of 1,5 to 2 metres and spread slowly. The main growing season is in summer.
Andropogon hallii is deciduous. The dark-green, simple leaves are alternate. They are linear with entire margins and parallel venation. The foliage is porous.
Flowers and Fruits
Andropogon hallii produces spikes of yellow flowers from July to August.
The grasses produce brown caryopses in autumn.
Andropogon hallii is native to Nebraska.
The grasses prefer a sunny situation on moderately moist soil. The substrate should be sandy-loamy, gritty-loamy or sandy clay and comparatively rich with a pH between 5,6 and 8,4. The plants need a soil depth of at least 51 centimetres for good growth. They tolerate temperatures down to -35Â°C (USDA zone 4) and need a frost-free period of at least 17 weeks.
Tolerance of special soil conditions
- low: soil salinity
- medium: anaerobic soil
- high: drought, calcareous soil
Maintenance and Propagation
Propagate by sowing.
Pests and Diseases
- Walter Erhardt, Erich GÃ¶tz, Nils BÃ¶deker, Siegmund Seybold: Der groÃe Zander. Eugen Ulmer KG, Stuttgart 2008, ISBN 978-3-8001-5406-7. (Ger.)
- Christoper Brickell (Editor-in-chief): RHS A-Z Encyclopedia of Garden Plants. Third edition. Dorling Kindersley, London 2003, ISBN 0-7513-3738-2.