5 years to reach maturity
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Douglas Iris Overview
This is a small low growing Iris. It is an evergreen and will prefer a lightly shaded spot with humus-rich, acidic soil. The flowers are blue or purple and will sometimes appear in yellow or white. Grow in rich moist but well drained soil.
Common problems with Douglas Iris
How to propagate Douglas Iris
By division of rhizomes or offsets in late summer. Certain cultivars should be propagated by division only.
Seed in autumn.
Special features of Douglas Iris
Other uses of Douglas Iris