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Plant Database
Douglas iris

Douglas iris

Iris douglasiana

herbaceous☀️ full sun💧 low water Hardy: Zone 8aZone 10b

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A California native iris with blue-purple, violet, or yellow flowers and narrow, evergreen foliage that thrives in dry, sunny conditions. Excellent for drought-tolerant gardens and coastal landscapes.

Overview

Form
Upright
Growth Rate
moderate
Size
1.5–2.5′ tall × 1–1.5′ wide
Dormancy
evergreen
Family
Iridaceae

Native to the United States

Native Range

California native

Native to: California

Seasonality

Bloom Season

J
F
M
A
M
J
J
A
S
O
N
D

Season of Interest

Spring

Notable Cultivars

Pacific Coast Hybrid irises are the most widely grown group, available in lavender, gold, and bicolor forms and bred for improved vigor and extended color range beyond the parent species.

Companion Planting

Plants well with