For the best results, divide Iris bulbs (technically known as rhizomes) from late July to September. Dividing irises not only gives you more plants, it increases flowering.
About this Author
Jenn Mercer is a Writer, Poet, and Translator (French > English) living in Raleigh, NC. She has Bachelors degrees in both English (Creative Writing) and French from NC State University. Mercer has been published in the Grapevine, Astropoetica, Talkin Blues, Nth Degree, the CATI Quarterly, The Fix, and Uncle John's Bathroom Reader for Kids.