Siberian irises can be successfully grown in Colorado. They are hardier than either the German bearded or Japanese iris, both in withstanding severe climatic conditions and in withstanding the ...

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 ...

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 ...

Even though it doesn’t quite feel like spring, it’s not too early to start planning your garden and spring planting. Although many iris varieties are planted in the fall, there is a variety of the ...

An error has occurred. Please try again. With a The Portland Press Herald subscription, you can gift 5 articles each month. It looks like you do not have any active ...

One of the oldest and best-known perennials in the home landscape is the bearded iris, sometimes called a German iris or a flag. But the genus Iris contains almost 300 species, and many irises have ...

I like to think of spring as an inheritance. On the very first day of April, four crocuses pushed through the newly thawed ground in the yard. I am sure there will be more tomorrow. These crocuses are ...

Bearded irises are, undoubtedly, the tall standouts of the spring bulbs, with their showstopper flowers, complete with the ruffled edges that give them their name. If you’re looking for more variety, ...

Trouble-free trio: the vivid Siberian iris 'Ruffled Velvet’contrasts wonderfully with the yellow of Trollius x cultorum and soft mauve Lunaria rediviva Credit: Photo: ALAMY Once the tulips begin to ...