Retinal detachment is a very serious eye condition that happens when the retina separates from the tissue around it. Since the retina can't work properly under these conditions, you could permanently lose vision if the detached retina isn't repaired promptly.
Plant Hardiness. Cannas are reliably hardy as far north as Zone 7, which includes New Yorkâs Long Island, Virginia, the Delmarva peninsula, southern Tennessee, mid-state Missouri, southern Oklahoma and parts of the Texas panhandle, as well as patchy areas of the Sierra Nevadas and West Coast mountain ranges.
of 04. USDA Plant Hardiness Zone Maps for Alaska and Hawaii The newest (2012) USDA Plant Hardiness Zone Map for Alaska and Hawaii. USDA Plant Hardiness Zone Map, 2012. Accessed from http://planthardiness.ars.usda.gov/. Alaska and Hawaii are not included on the same map with the lower 48 states.