When To Plant Iris Bulbs In Oregon
Iris bulbs are an attractive selection for gardens in the Pacific Northwest , particularly Oregon . This realm lends itself well to successful iris bulb growth , with its mild clime and wide range of hardiness zones . In Oregon , sword lily are resistant to cold and do well in hardiness zona 4 to hardiness zona 9 . With right planting and care , irises can flower from early March through recent summer into early fall ....