Iris ensata (Japanese iris)

Iris ensata Iris ensata 'Sensation' Photo/Illustration: Melissa Lucas



Be the first to rate this plant

Hardiness Zones: 1 2 3 4 5 6 7 8 9 10 11
Botanical Name: Iris ensata EYE-riss en-SAY-tah Common Name: Japanese iris Synonyms: I. kaempferi Genus: Iris
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 characteristics: Most of the hybrids are 3 to 5 feet tall, suitable for the back of the border.
Care: Thrives 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.
Propagation: Lift and divide clumps, or separate bulb offsets, and plant immediately, in early autumn.
Problems: Iris borer, verbena bud moth, whiteflies, iris weevil, thrips, slugs and snails, aphids, and nematodes.
Height 1 ft. to 3 ft.
Light Full Sun to Part Shade
Moisture Medium to Wet
Maintenance Low
Characteristics Showy Flowers; Showy Foliage
Bloom Time Summer
Flower Color Blue Flower; Purple/ Lavender Flower; White Flower
Uses Beds and Borders, Waterside
Seasonal Interest Summer Interest
Type Perennials

Plants you might also like

Iris sibirica Iris sibirica
(Siberian iris)
(1 user review)
Hardiness Zones: 1 2 3 4 5 6 7 8 9 10 11

Attractive, grass-like leaves to 18 inches long are topped by showy flowers in a wide range of colors. Flowers unfurl in May and bloom well into June. Cultivars include ‘Caesar’s Brother’, with rich purple flowers; ‘Eric the Red’, a bright violet-pink Siberian; and ‘Chilled Wine’, a garnet iris suffused with blue.

Hosta 'Sun Power' Hosta 'Sun Power'
(Hosta)
(1 user review)
Hardiness Zones: 1 2 3 4 5 6 7 8 9 10 11

'Sun Power' is a clump-forming perennial with oval to heart-shaped, yellowish green leaves below funnel-shaped, pale-lavender to white flowers in midsummer.

Hosta kikutii 'Hillbilly Blues' Hosta kikutii 'Hillbilly Blues'
(Japanese rock hosta)
Be the first to rate this plant
Hardiness Zones: 1 2 3 4 5 6 7 8 9 10 11

A clump-forming perennial with flat-spreading, blue-colored leaves, Japanese rock hosta bears funnel-shaped white flowers, sometimes flushed with purple, on arching, leafy scapes 24 inches long.

Hosta 'Fort Knox' Hosta 'Fort Knox'
(Hosta)
Be the first to rate this plant
Hardiness Zones: 1 2 3 4 5 6 7 8 9 10 11

This upright selection reaches 24 inches tall and 44 to 48 inches wide. 'Fort Knox' has an elegant vase-shaped habit and radiant yellowish-gold leaves 10 inches long by 6 inches wide. Lavender flowers appear in midsummer.

Hosta 'Piedmont Gold' Hosta 'Piedmont Gold'
(Hosta)
Be the first to rate this plant
Hardiness Zones: 1 2 3 4 5 6 7 8 9 10 11

A robust, clump-forming perennial, 'Piedmont Gold' has prominently veined, wavy-margined, bright-gold leaves 10 inches long by 7 inches wide. It reaches an average height of 18 to 25 inches tall and 40 inches wide. White flowers on 26-inch stems appear in midsummer.