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History: Home >
Japanese water iris
Information - click to hide
- Good to know - Laevigatae group (water irises). Japanese irises.
- Pests & Diseases - slugs, snails, sawfly larva, grey mould(Botrytis)
- Place of Origin - northern China, Japan, eastern Russia.
- Hardy - cold winter - Hardy in most places throughout the UK even in severe winters. May not withstand open/exposed sites or central/northern locations. Plant can withstand temperatures down to -15°C (5°F)
- Height - in metres - 90cm (36in)
- Deciduous - leaves 20-60cm (8-24in) long with prominent midribs.
- Herbaceous - Early in the year, typically January till end of March, herbaceous plants might be supplied in 9cm pots to ensure timely despatch. - rhizomatous, beardless perennial with single, occasionally branched, stems. Flowers, 3 or 4 to a stem, are 8-15cm (3-6in) across.
- Full Sun
- Wet or boggy soil - flourishes at the margins of ponds or streams or in moist borders.
- Caution, toxic if eaten, may cause skin allergy or irritant - These plants are toxic if eaten and may also cause a skin allergy, rash, irritation to eyes and skin.
(kaempferi) - Water iris - shades pink-purple
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