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Overview
Iris sibirica or the Siberian Iris is a tall, rhizomatous perennial with sword shaped, grassy green foliage.
It produces several flower stems in spring and summer with striking, reflexed blue, frilly flowers that are often veined or streaked against a white patch gradating to yellow.
An excellent choice for any background border be it cottage or city courtyard garden and they also go very well in larger pots and planters.
Siberian Iris can handle coastal environments quite well and always make a strong statement wherever they are planted.
Soil: They will grow in any soil type as long as it is moist but well drained. They do not liker waterlogging.
In drier soils, dig in compost or other organic matter before planting.
Maintenance: Remove dead flower heads and stems after blooming has finished
Diseases: Occasionally affected by by slugs, snails and thrips while grey mould can also be an issue.
Toxicity: All parts of the plant are poisonous, especially the roots if ingested.
Symptoms can include a burning sensation of the mouth and throat, abdominal pain, nausea and diarrhoea.
Skin contact with the seeds, leaves (sap) or roots may cause dermatitis.
Generally, if handled with care along with use of gloves, Iris present no threat.
Other Species: 200 species in the genus including these important groups:-
Bearded Iris - Oncocyclus and Regelia sections
Crested Rhizome Iris
Bulbing Juno Iris
Bulbing European Iris including the subgenus Xiphium
and Bulbing Reticulate Iris.
Author: Bob Saunders.