They are reliably perennial, so dwarf irises will come back every year as long as you choose a variety that suits your plant ...

Follow these tips to grow bearded irises and grace your garden with long-lasting, colorful flowers. Reviewed by David McKinney With vibrant colors such as royal purple and sunny yellow ...

The Bearded Iris is a perennial, meaning they come back each year. They come in lots of different colours and look majestic in a sunny bed or border. The Bearded Iris should be planted in a sunny spot ...

Irises can look wonderful in early summer, with masses of colourful blooms held on stout flower stalks. However, after several years the clumps will run out of steam and die off in the middle ...

irises, sedum, asters are "rejuvenated" by the simple job dubbed "planting in the green". It simply requires splitting up clumps of flowers that will eventually grow and burst into life in the spring.