Iris in bloom (top), iris borer larva in an iris rhizome (bottom) Q • My irises didn’t bloom well this year, and a friend recommended that I divide them. When is the best time to do that? Any tips on ...

As temperatures cool down, the garden seems to come alive again, especially with the recent rains. Dahlias, zinnias, and ...

Exceptionally hardy, drought-tolerant, and deer-resistant, bearded irises are one of the easiest perennials to grow in cold-weather regions. Though they are mostly care-free, these irises do need to ...

I got an email a few years ago from a person asking why his irises were not blooming. I have had an iris in my garden bed for as long as I can remember. My parents grew iris when I was growing up at ...

She and Jentz agree that iris plants need to be divided every three to five years. "The best time is during the late summer ...

Dividing perennials helps rejuvenate plants, ease overcrowding, and expand your garden. While it's not for every plant, it's ...

Of the several types of irises, the most commonly grown are hybrids or bearded irises. Bearded irises are the ones which have a hair-like structure on one of their lower flower blades or sepals. These ...

Question: We have some bearded iris that have spread out from their original planted spot and now form a circle with an empty spot in the middle. Can we divide them and replant them back into the spot ...

While July gardening chores revolve around watering, weeding, deadheading and helping plants through the heat, those chores might include transplanting bearded iris and watching for powdery mildew on ...

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 ...

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 ...