Iris tectorum 'Alba'

Also Known As

Iris tectorum album
Iris tectorum var. album
Japanese Roof Iris
White Japanese Roof Iris

Plant type

perennial, groundcover, bulb / corm / tuber

size

H: 12"-18"
W: 12"

planting zones

5a-9b

More Options

Iris tectorum 'Alba' plant details

Iris tectorum 'Alba' is a broadleaf evergreen perennial groundcover bulb / corm / tuber with green foliage. In spring and summer white flowers emerge. Grows well with sun - shade and even moisture water. Drought tolerant once established. Does well in acidic, average, lean and well-drained soil. A good option if you're seeking something verticillium wilt resistant.

CHARACTERISTICS OF Iris tectorum 'Alba'

Plant type: perennial groundcover bulb / corm / tuber
Plant family: iridaceae
Foliage: evergreen green
Mature size: 12 IN wide, 12 IN - 18 IN - tall
Flowers: white blooms in spring and summer
Uses: clumping, container plant, cutting garden, edging plant, fragrant, mass-planting, rock garden

GROWING CONDITIONS for Iris tectorum 'Alba'

USDA Zones: 5a - 9b
Sun exposure: sun - shade
Watering frequency: even moisture
Resistant to: deer and rabbit, verticillium wilt
Soil needs: acidic, average, lean and well-drained

Nursery contributed plant descriptions

The Roof Iris formerly found growing on thatched roofs in China and Japan. Its 16-20" with 4" fluttery flowers, white in color, the outer petals with dark veins and pure white delicately frilled crests. Plants are exotic in appearance and prefer a slightly acid soil. It is one of the loveliest irises. ZONE 4

By: Arrowhead Alpines

Japanese Roof Iris is the easiest Iris to grow. Takes shade or part sun, poorly drained soil, works in containers or in masses. And evergreen! White flowered form of the species.