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Bearded irises usually bloom reliably for three to four years but produce fewer and fewer blossoms in succeeding years. This is because their ... Dividing these clumps and replanting individual rhizomes in freshly prepared soil gives the plants a new lease on life allowing them to re-gain their blooming strength.
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www.daytonnursery.com/tips/Dividing%20Iris.htm
www.daytonnursery.com/tips/Dividing%20Iris.htm
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How to grow iris plants with tips on planting, care and dividing irises. ... ; - with tips on planting, care and dividing irises. ... Irises aren't bothered by many insects. The root borer is the major pest of iris. It is a caterpillar that chews on the rhizomes and causes the rhizome to rot. Thrips can cause damage to the buds...
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www.allfreecrafts.com/gardening/iris.shtml
www.allfreecrafts.com/gardening/iris.shtml
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Bearded Iris are tall, elegant additions to the flower border, but they are also relatively high maintenance. You can help cut down on the incidence of soft rot and borer damage through regular division of the iris rhizomes, every 2-3 years. ... dividing plants...
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gardening.about.com/od/perennials/ss/DividingIrid.htm
gardening.about.com/od/perennials/ss/DividingIrid.htm
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Depends what kind of irises you mean as to how picky they'll be ablout dividing them now. Siberian (Blue Flag) irises can be divided just about any time with no adverse affect. Just be sure that some of the rhizome & roots is in each part of the divided clump.
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forums.organicgardening.com/eve/forums/a/tpc/f/22410783...
forums.organicgardening.com/eve/forums/a/tpc/f/2241078301/m/2061038401/xsl/print_topic
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I found this webpage recently and there is some good basic information about digging and dividing irises along with some little Windows media videos. Gardening by the Yard has Ray Schreiner of Schreiner's Iris Gardens of Salem Oregon showing how to divide and replant, etc.
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forums.gardenweb.com/forums/load/iris/msg0517591728140....
forums.gardenweb.com/forums/load/iris/msg0517591728140.html
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Gardener's Guide to Dividing and Transplanting Iris Plants ... Dividing and Transplanting Iris Plants ... The best time to transplant Iris is 2-3 weeks after the finish of blooming. Dig the clump up and pry the rhizomes apart, discarding all shriveled and diseased parts. Stalks which produced flowers this year will not...
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www.thegardenhelper.com/iris.html
www.thegardenhelper.com/iris.html
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DIVIDING PERENNIALS ... DIVIDING IRISES AND DAYLILIES ... When dividing your daylilies, look for the individual fans and cut between them. Irises are a bit easier in that you will have a new rhizome to cut off from the old one.
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aggie-horticulture.tamu.edu/county/smith/tips/flowers/d...
aggie-horticulture.tamu.edu/county/smith/tips/flowers/divide.html
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A thread in the Irises forum, titled Questions about dividing irises??? ... The next year I realized they were actually irises; bearded irises. There were less blooms. This year there were only about 2-3 that bloomed. I learned from forums like this that they have to be divided every few years.
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davesgarden.com/forums/t/460610/
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; As everyone who raises iris knows, sooner or later you have to divide your iris. Here are a few pictures of that process ... This is a clump, ready to dig ... Here is that same clump, lifted from the ground and washed so you can see how the rhizomes connect together.
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www.aisregion17.org/dividing.html
www.aisregion17.org/dividing.html
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