Perennials

Perennials

perennial flowers

About

Perennials are flowers and other ornamental plants that die to the ground in the winter and come back year after year, providing colorful flowers, food for pollinators, and interesting foliage in the landscape. Learn about selecting, designing, growing, and overwintering the many perennials for the Iowa yard and garden, including natives.

digging out plant to split it

How to Divide and Transplant Perennials

One of the easiest ways to propagate a prized perennial is to divide the plant into two or more smaller plants. Below are tips and recommendations for dividing perennials in your garden including information on why, how, when, and how frequently to divide.  Included are guidelines for specific perennial species common in Iowa gardens.

Frequently Asked Questions

Perennials Experts

Aaron Steil

Aaron Steil

Consumer Horticulture Extension Specialist
Selection and Care of Herbaceous Ornamentals
Native Plants
Plant Identification

Cindy Haynes

Cindy Haynes

Professor
Selection and Care of Herbaceous Perennials
Native Plants