Irises are beautiful flowers with incredible diversity! With more than 70,000 registered varieties, these striking perennials can be planted across almost the entire U.S., except some extremely hot ...

Bearded irises (Iris germanica) are vigorous perennials that bloom in spring in a rainbow of colors (in fact, the name iris refers to the Greek goddess of the rainbow). Bearded irises increase in size ...

Named for the Greek goddess of rainbows and personal messenger of the gods, iris flowers are known for their arching petals, vibrant colors, and intoxicating scent. A stunning addition to any garden, ...

Bearded iris plants need to be thinned or divided every 3-5 years. A single rhizome sprouts new rhizome offshoots many times over the years, developing into a heavy criss-cross clump, often choked ...

Choosing the right rhizomes is essential. Irises are hardy, low-maintenance perennials admired for their stunning flowers and diverse color palettes, which range from vibrant purples and blues to soft ...

Garden columnist Dan Gill answers readers' questions each week. To send a question, email Gill at [email protected]. When is the best time to cut the leaves of Louisiana iris plants? They bloomed ...

Question: I have mature bearded, Siberian and Japanese irises in the garden at the older house we bought this year. These have all finished blooming. How do I best care for them now through the summer ...

Caring for iris plants can be easy if you follow a few basic steps, University of Illinois horticulture educator Barbara Bates says. "If the plant's bloom is weak, if the plants are tightly packed in ...