Milky Iris (Iris Lactea) is a perennial herb in the Iridaceae family with easy care difficulty. It requires moderate watering and full sun or partial shade light in USDA hardiness zones 4-9. This plant is toxic to cats and dogs — keep it out of reach of pets.

Iris lactea is a clump-forming, rhizomatous perennial with fragrant, white, lavender, or blue flowers and narrow, grass-like leaves.

Milky Iris

Milky Iris

Iris Lactea

Iris lactea is a clump-forming, rhizomatous perennial with fragrant, white, lavender, or blue flowers and narrow, grass-like leaves.

Quick Facts

Type
herb
Lifecycle
perennial
Care Difficulty
Easy
Water Needs
Moderate
Light
Full Sun, Partial Shade
Hardiness Zones
4-9

Safety

⚠️
Not Pet Safe
⚠️
Not Child Safe
☠️
Toxic

Growing Conditions

Soil Types:loamy, sandy, clay, saline
Indoor:No
Outdoor:Yes
Garden Use:groundcover, specimen, erosion control

Care Calendar

Monthly care tasks for Milky Iris

Jan
Prune
Feb
Fertilize
Mar
Repot
Apr
Water+
May
...
Jun
...
Jul
...
Aug
...
Sep
...
Oct
...
Nov
...
Dec
...

Expert Care Tips

Pro tips from botanists and plant experts

Watering Tip

Check soil moisture by inserting your finger 1 inch deep. Water only when the top layer feels dry to prevent overwatering.

Humidity Trick

Group plants together to create...

Growth Hack

Rotate your plant every...

Photo Gallery10+ photos

Milky Iris
Milky Iris detail

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Taxonomy

Family:Iridaceae
Genus:Iris