Iris sibirica 'Dreaming Yellow' (Dreaming Yellow Siberian Iris)


Botanical Information

FamilyIridaceae
GenusIris
Speciessibirica
Cultivar'Dreaming Yellow'
CategoryPerennials

Details

USDA Hardiness Zone3a - 9b
USDA Hardiness Ref.
Canadian Hardiness Zone4
Canada Hardiness Ref.
RHS Hardiness ZoneH7
RHS Hardiness Ref.
Temperature (°C)-20
Temperature (°F)-4
Height50 - 100 cm
Spread10 - 50 cm
GrowthMedium
Flowering PeriodMay, June

Description and Growing Information

ShapeClump-forming and upright.
LandscapeBorders, beds and massing.
PropagationDivision.
CultivationFull sun and partial-shade. Moist and well-drained soil with a pH of acidic, alkaline and neutral. Prefers clay, loam, sand and chalk.
PestsSlugs, snails and thrips may be a problem. May be subject to grey moulds.
Notable SpecimensNiagra Parks Botanical Garden, Niagra Falls, Ontario, Canada.
HabitatHorticultural origin.
Leaf DescriptionNarrow leaves with an erect stem.
Flower Description5 beardless flowers that are 6 - 7 cm wide and have 3 large spreading or pendent petals that alternate with 3 erect, often smaller standard petals.
Colour DescriptionThe leaves are dark green. The flowers are a creamy-white colour.

Photographs