One iris rhizomes are removed from soil, how long can I wait to replant?
How Long to Replant Iris Rhizomes
Certified GKH Gardening Expert
Unless you plan on storing your iris rhizomes, you should replant them right away. Here is an article or two that you may find helpful: https://www.gardeningknowhow.com/ornamental/bulbs/iris/dividing-transplanting-iris.htm