Actaea rubra (Aiton) Willd.
Actaea rubra is a perennial.
Actaea rubra was already described and the name validly published by William Aiton. It was Carl Ludwig von Willdenow, however, who reclassified it into todays valid botanical systematics in 1809.
The perennials have a clumpforming habit and reach heights of 40 to 45 centimetres.
Actaea rubra has dark-green leaves that are alternate. The leaves are around 40 to 50 centimetres large.
Flowers and Fruits
Actaea rubra produces racemes of white flowers from May to June.
The perennials produce ornamental red follicles from summer to autumn.
Actaea rubra is native to Alaska, Canada, the Northeast of the US, the central Northeast of the US, the northern Prairie States of the US, the Rocky Mountains, the Northwest of the US, the Southwest of the US and California.
The perennials prefer a half-shady to shady situation on moist soil. The substrate should have a pH between 4 and 7,5. They tolerate temperatures down to -40Â°C (USDA zone 3).
Classification after Prof. Dr. Sieber
- woodland borders (soil usually rich in humus)
- woods (soil usually rich in organic material)
The recommended planting distance is 30 centimetres, the perennials are best planted in groups of 3 to 5. Suited as specimen plant.
Maintenance and Propagation
The plants need little to no maintenance if grown under suitable conditions.
- If possible the plants should not be transplanted.
Actaea rubra is toxic.
Please read the health issues note!
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.