If your bearded irises bloomed like champs back in May and then just sort of sat there sulking all summer, there’s a good chance they’re overdue for a haircut — and I mean a real one, roots and all. Late July through August is prime time to dig up and divide bearded iris rhizomes, and…
September Is Prime Time to Divide Your Overgrown Bearded Irises — Here's How Not to Mess It Up
If your bearded irises bloomed sparse and sad this past spring, or if the clump looks like a tangled mess…