American Iris Society Registration Data Description - S. wisteria blue (RHS 64D); F. straw yellow; wisteria blue beard Hybridizer & Year of Introduction - Allan Ensminger, 1991 Classification - Standard Dwarf Bearded Bloom Period - Mid-Late and Reblooming (CA, CO, ID, MD, MN, MO, NE, OK, PA, TX, WA, Ont., zones 3, 5-9) Bloom Height - 10"
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