Botanical Name: Iris douglasiana
Common Name: Douglas Iris, Coast Iris Type of Plant: monocot: perennial Character evergreen Habit of Growth: Overall Shape small, develops a clumping habit; of mostly erect leaves arising from underground rhizome Height 1' - 2' Spread equal or more Growth Rate slow Environment: Exposure outdoors partial sun best; full sun near coast Soil tolerates most Hardiness hardy (zones 4-24): best in mild habitats Morphology: Leaves narrow, sword-like, to 12" - 18" long, dark green Flowers blue-purple, 1 ½"-3" across, on erect 1'-2' stalks; March - June Fruit small ovoid capsule 1-1/2" long Propagation: division, seed Usage: border plantings, facers, good in rock gardens, shaded slopes Landscape Care: Watering occasional soak Fertilizing little needed after established Pruning none, except to remove old flowers or leaves Pests/Diseases relatively free Special Conditions/Other control size and spread in well-watered areas Origin: coastal range of central and northern California Family: Iridaceae Notes: |
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