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Shop > Bulbs and Perennials > Siberian Flag Siberian FlagLuscious, large, white flowers with green-veined, creamy yellow lower petals in May and June and slender, strap-shaped leaves. This stunning Siberian iris prefers a well-drained, neutral to slightly acid soil in sun or partial shade. Perfect for a waterside planting, it works best when planted in bold clumps and given plenty of room.Position: full sun or partial shadeSoil: well-drained, moderately fertile, neutral to slightly acid soilRate of growth: averageFlowering period: May and JuneFlower colour: whiteOther features: all parts of the plant may cause severe discomfort if ingestedHardiness: fully hardyGarden care: Plant shallowly with the upper part of the rhizome sitting on the surface of the soil, incorporating a low nitrogen fertiliser in the planting hole. After planting remove the upper-most third of the leaves to minimise the incidence of wind-rock. In exposed areas stake with bamboo canes in early spring More Information
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