Refrigerating daffodil, narcissus and Dutch iris bulbs won't hurt the plants but it's not necessary. (Hector Amezcua for The Sacramento Bee) QUESTION: I have ordered several daffodil, narcissus ...

The Dutch iris is a bulb versus a rhizome. Most references suggest a cold hardiness of Zones 6-9 but it’s not hard to see gardeners touting a return in zone 5 when a protective layer of mulch ...

Plant the bulbs in fall about 6 inches deep and 4 inches apart in full sun or light shade. As with all bulbs, Dutch iris prefer decent drainage.

If you want beautiful beds filled with daffodils, tulips or Dutch irises next spring, plant them now through early December. To get started, purchase the highest quality bulbs your budget will ...

One planting strategy is to incorporate bulbs that flower at different times to ensure a continuous bloom throughout spring.

Spanish irises (Iris xiphium), the scented juno iris (Iris bucharica), and the hybrid Dutch iris (Iris x hollandica) all grow from bulbs.

Ironically, the iris grown in the greatest quantity rarely is found in gardens. The Dutch iris, a true bulb, is grown almost exclusively as a cut flower. About 20 million are sold through Dutch ...

Irises from bulbs usually are much smaller and often bloom in the spring. These include the Dutch iris (I. hollandica), Spanish iris (I. xiphium) and the dwarf iris (I. reticulate). Plant bulb ...

Don't be prejudiced: the new Dutch irises are a joy Put all doubts aside and give the latest varieties of Dutch iris a chance to shine come spring, says Sarah Raven ...

In order to ensure your irises maintain their beauty and health all season long, it's important to know the best time to divide and replant them.