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How to Grow and Care for Blue iris

Blue iris, also known as Salt Marsh Iris, Butterfly Iris, Seashore Iris, Spurious Iris

Blue iris thrive in well-drained soil and full to partial sun exposure. They require moderate watering, especially during the growing season, while ensuring not to overwater which can lead to root rot. A special care point for blue iris is the need for occasional division every few years to prevent overcrowding and promote vigorous growth.

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Watering schedule: Every week

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Sunlight Requirements: Full sun

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Toxic to Pets

In This Article

Planting and Growing Blue iris

ToughnessHigh
Care LevelMedium
Care DifficultyEasy
LifespanPerennial
Watering ScheduleEvery week
Sunlight RequirementsFull sun
Soil TypeGarden Soil
Soil pH6-7
Hardiness Zones
3-9
ToxicityToxic to Pets
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The Toxicity of Blue iris

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More General Info About Blue iris

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Blue iris is a lofty perennial reaching heights up to 5 feet (1.5 meters). This beardless iris forms dense clumps and boasts long, sword-like leaves that may extend to 4 feet (1.2 meters). Its distinctive flowers come in hues including bluish-purple, white, blue, purple, wine, and brown. Each bloom emanates from a sturdy, upright stem that elegantly supports the colorful array of petals.
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