Exposure
Height
Soil Type
Other Attributes
BLUE CRESTED IRIS
Iris cristata ‘Powder Blue Giant’
Fragrant lilac-blue flowers with golden crests April – May. 6″ tall foliage forms lush, dense colonies over time. Part shade – sun. Small to large-scale groundcover, drifts, accent, edger, rock gardens. Northeastern U.S. native. Zone 3.