Facebook LinkedIn Email Pinterest Twitter Instagram YouTube Icon Navigation Search Icon Main Search Icon Video Play Icon Audio Play Icon Headphones Icon Plus Icon Minus Icon Check Icon Print Icon Note Icon Heart Icon Filled Heart Icon Single Arrow Icon Double Arrow Icon Hamburger Icon TV Icon Close Icon Sorted Hamburger/Search Icon

The Plant Guide

Browse the Full Plant Guide

Japanese iris

Iris ensata

EYE-riss en-SAY-tah
Iris ensata 'Sensation'

This Laevigata iris bears 3 or 4 purple or red-purple blooms measuring 6 to 12 inches across, on single stems. Prominently ribbed leaves are 24 to 36 inches long. ‘Caprician Butterfly’ is a white, purple-veined cultivar.

Noteworthy CharacteristicsMost of the hybrids are 3 to 5 feet tall, suitable for the back of the border.

CareThrives in acidic, heavy, clay soils, and loves wet feet. Low maintenance, requiring only feeding and division every few years. Ideal for ponds, streams, or boggy areas. In beds, they require a few extra waterings in a season.

PropagationLift and divide clumps, or separate bulb offsets, and plant immediately, in early autumn.

ProblemsIris borer, verbena bud moth, whiteflies, iris weevil, thrips, slugs and snails, aphids, and nematodes.

  • Genus : Iris
  • Plant Height : 1 to 3 feet
  • Zones : 3, 4, 5, 6, 7, 8, 9
  • Light : Full Sun to Partial Shade
  • Maintenance : Low
  • Moisture : Medium to Wet
  • Plant Type : Perennials
  • Characteristics : Showy Foliage
  • Bloom Time : Summer
  • Plant Seasonal Interest : Summer Interest
  • Flower Color : White

Related Plants

Related Articles

More From the Plant Guide

Winter Interest

Partial Shade

Browse the Full Plant Guide

We hope you’ve enjoyed your free articles. To keep reading, become a member today.

Get complete site access to decades of expert advice, regional content, and more, plus the print magazine.

Start your FREE trial