Irises that bloom in the spring and at another point, mostly summer and fall, during the same year are called re-bloomers. There are many hybridizers that are encouraging this trait in their new irises. As a result there are many newer irises that are re-bloomers. If you like this trait in an iris check the plant database on this forum under irises to see which ones are re-bloomers and in what zones they re-bloom best. Also, most vendors include this trait in the description of their irises when they are listed for sale. Enjoy your new bloom!
