Stipa calamagrostis Wahlenb.
Stipa calamagrostis is a grass.
Stipa calamagrostis was already described and the name validly published by Carl Linnaeus. It was Georg Wahlenberg, however, who reclassified it into todays valid botanical systematics .
The grasses reach heights of 60 to 120 centimetres.
Stipa calamagrostis is deciduous. The bluish green, simple leaves are alternate. They are linear with entire margins and parallel venation. The leaves are around 50 to 60 centimetres large and have a glabrous surface.
Flowers and Fruits
Stipa calamagrostis produces panicles of purple flowers from June to September.
The grasses produce ornamental brown caryopses from summer to autumn.
Stipa calamagrostis is native to Central Europe, Southwest Europe and Southeast Europe.
The grasses prefer a sunny situation on dry to moderately moist soil. The substrate should be gritty loam with a pH between 8 and 10. They tolerate temperatures down to -18Â°C (USDA zone 7). The plants are suited for the shore areas of and in artificial standing bodies of water.
Classification after Prof. Dr. Sieber
- open areas
- steppes/dry forests (usually calcareous soil)
- woodland borders (soil usually rich in humus)
Stipa calamagrostis is considered a very valuable wild perennial. The ornamental value lies especially in the attractive foliage and infrutescences in winter. The recommended planting distance is 60 centimetres, the grasses are best planted in groups of 3 to 5. Suited for moorland gardens, roof greening and for beds and borders, as well as suited as slope plant, specimen plant and as cut flowers.
Maintenance and Propagation
- Winter protection may be necessary.
- Cut back in spring.
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.