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IRIS sibirica 'Ruffled Velvet'
Commonly known as Siberian flag
Ruffled purple flowers with a veined yellow blotch at the base
Plant Details
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Floweringlocal_floristJanlocal_floristFeblocal_floristMarlocal_floristAprlocal_floristMaylocal_floristJunlocal_floristJullocal_floristAuglocal_floristSeplocal_floristOctlocal_floristNovlocal_floristDec
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Good to knowBeardless Siberian iris
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Pests & DiseasesSlugs, snails, thrips, viral infections, grey mould(Botrytis)
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Place of originCentral and eastern Europe, northeastern Turkey, Russia. Garden origin.
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DeciduousUsually. Narrow, grass-like, upright foliage to 45cm (18in) tall
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PurpleShades of purple/mauve/lilac/violet
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Yellow
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Fully hardy
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Height55cm (22in)
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Spread50cm (20in)
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Bulb/Corm or rhizomatous perennialClump-forming, rhizomatous perennial. Each branched stem produces up to 5 flowers to 7cm (2¾in) across
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HerbaceousEarly in the year, typically January till end of March, herbaceous plants might be supplied in 9cm pots to ensure timely despatch.
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Very hardyHardy in the severest continental climates including exposed upland locations in the UK. Plant can withstand temperatures < -20 (-4°F)
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Summer Seasonal Interest
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harmful if eatenPeople and pets, i.e. cats, dogs, rabbits, rodents
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skin irritantPeople
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Rabbit Resistant
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Mature Size55cm (22in)
50cm (20in)
Planting Tips and Care Advice
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Garden Location/Conditions
Cottage gardenTown garden
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Soil Conditions
Fertile moist well-drained soilModerately fertile. Humus-rich. Will tolerate moist, but not waterlogged, soilNeutral to acid soilNeutral to slightly acid.
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Sun Requirements
Full sunPartial shade
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Iris - Growing Guide